EN-Engineman

Rating Description


Engineman (EN) operate, maintain, and repair (organizational and intermediate level) internal combustion engines, main propulsion machinery, refrigeration, air conditioning, gas turbine engines, and assigned auxiliary equipment on Navy ships; stand safety watches on auxiliary boilers and other assigned equipment. For more detailed information, see the Rating Information Card.

There are 10 credentials closely related to the tasks performed in this Rating that may be attainable as soon as Class "A" technical school has been completed. Sailors can take advantage of these credentialing opportunities shortly following their initial training. Select "< 1 Year" for the "Experience after 'A' School" filter in the "Related Credentials" section to view these credentials.

Voluntary Education

In addition to obtaining certifications in your field, voluntary education is another way to enhance job performance. Options for voluntary education include:

For help in making informed choices on schools and education programs when using tuition assistance, see:

Navy Learning Center Recommended Degrees for EN-Engineman

The following occupational-related degrees are recommended by the Navy Learning Center and are listed in the Navy Learning and Development Roadmap (LaDR) for EN.

Recommended Associate Degrees

  • Engineering Technology
  • Power Plant Technology

Recommended Bachelor/Master Degrees

  • Engineering Technology
  • Power Plant Technology

Collateral Duty / Out of Rate Assignments

Navy collateral duties/out of rate assignments play a vital role in the day-to-day operations and duties that Officers and Enlisted Sailors perform. Certifications and licenses are also available in these collateral duties/out of rate assignments, so please go to the Collateral Duty/Out of Rate Assignments search feature (under the Navigator) and explore more opportunities to get certified

Opportunities Related to Academic Degrees

Out of rate requests for exam funding for credentials related to an earned academic degree or a semester course may also be funded if it can be directly related to an industry certification or state license.

For example, if you have a degree in Human Resources but are serving as a Culinary Specialist, you can get funding for a Professional in Human Resources (PHR) certification.

If the completed degree is not in the Sailor's Joint Service Transcript (JST), the Sailor must provide proof of completion with the Voucher Request Form, OPNAV 1500/57 for funding approval. The requested credential must be included on the Navy COOL website, and the Sailor must meet all other eligibility requirements.

As with any credential, you must meet all other eligibility criteria and the certification or license vendors' requirements.

Opportunities for Cross-Rated Sailors

If you have cross-rated, you now are eligible for certifications and licenses mapped to your prior rating. The “Navy Bucks” icon on the Navy COOL page for your previous position/rate indicates which certifications and licenses may be funded.

As with any credential, you must meet all other eligibility criteria and the certification or license vendors' requirements.

Opportunities Related to Off-Duty or Command-Sponsored Training

If you can document that you have completed an on- or off-duty training course that fully prepares you for a civilian certification or license, you may now be eligible to have it funded.

For example, if you took a Command-sponsored Emergency Medical Technician course, you may be eligible for funding for an EMT Basic credential.

The requested credential must appear on Navy COOL, although it does not need to show the Navy Bucks icon to be funded.

College course completion must be annotated in your Joint Service Transcript. Formal off-duty or command-sponsored training should be visible in your Electronic Training Jacket (ETJ). In lieu of an ETJ entry (where training cannot be entered into the ETJ) you will need to submit some form of, proof of completion (a certificate of completion from the course/training is sufficient). If neither of the previously mentioned methods of validating proof of completion are available, then a command correspondence (such as a command letter, memo, or PG-13 form) describing the training along with the OPNAV 1500/57 Professional Certification and Licensing Voucher Request (COOL Voucher Request Form).

As with any credential, you must meet all other eligibility criteria and the certification or license vendors' requirements.

Opportunities for Navy Reservists

If you are a Navy Reservist, you may now be eligible for funding for credentials related to your civilian occupation. The certification or license must have relevance to the needs of the Navy, and must appear on Navy COOL, although it does not need to show the Navy Bucks icon to be funded.

To validate your civilian occupation, you will need a screen shot from Navy Standard Integrated Personnel System (NSIPS) showing the Civilian Occupational Code. Please send the NSIPS screenshot with your OPNAV 1500/57 Professional Certification and Licensing Voucher Request (COOL Voucher Request Form).

In lieu of NSIPS documentation you may also submit a command endorsed and executed NAVPERS 1070/613 (PG-13) Administrative Remarks form noting your civilian occupation along with your OPNAV 1500/57 Professional Certification and Licensing Voucher Request (COOL Voucher Request Form). You must sign the PG-13.

As with any credential, you must meet all other eligibility criteria and the certification or license vendors' requirements.

Prior Other-Service Enlisted Occupation

If you are Navy enlisted (Active or Reserve), you may now be eligible for funding for credentials related to prior other-Service (Army, Air Force, Marine Corps, Coast Guard) enlisted occupation. The certification or license must have relevance to the needs of the Navy, and must appear on Navy COOL, although it does not need to show the Navy Bucks Navy Bucks icon icon to be funded.

To validate your prior other-Service occupation, you will need to provide Navy COOL with a document (e.g. DD-214; or Military Service School completion certificate; or other document) showing your other-Service occupation. Please send the document (scanned & emailed) with your OPNAV 1500/57 Professional Certification and Licensing Voucher Request (COOL Voucher Request Form).

As with any credential, you must meet all other eligibility criteria and the certification or license vendors' requirements.

Credentials Earned & Maintained Prior to Joining the Navy

If you are Navy enlisted (Active or Reserve), you may now be eligible for funding for credentials that were earned, and maintained, prior to your enlistment in the Navy. The certification or license must have relevance to the needs of the Navy, and must appear on Navy COOL, although it does not need to show the Navy Bucks Navy Bucks icon icon to be funded.

To validate your earned & maintained credential, you will need to provide Navy COOL with a scanned or emailed document (e.g. credential certificate document, screenshot from your credential dashboard, digital badge, etc…) showing the credential earned and maintained. Please send the document (scanned & emailed) with your OPNAV 1500/57 Professional Certification and Licensing Voucher Request (COOL Voucher Request Form).

As with any credential, you must meet all other eligibility criteria and the certification or license vendors' requirements.

E4

E5

E6

E7

FREQUENTLY ASKED QUESTIONS

A BIBLIOGRAPHY is provided by the Navy Advancement Center (NAC) to document the REFERENCES used by a subject matter expert (a Navy Chief in the rating) as the basis for writing the items on the Active Duty and Reserve Navy Advancement Exams. If a reference has been updated since the exam was created and differs from the reference listed here, the information in the updated reference will be used as the basis for scoring the exam.

General Exam FAQs     Bibliography FAQs

INQUIRIES CONCERNING

Exam Development and Bibliographies
COM: (850) 473-6110
DSN: 753-6110
SFLY_EXAM_QUESTION@navy.mil

General Advancement Information
COM: (850) 473-6148
DSN: 753-6148
SFLY_NAVY_ADVANCEMEN@navy.mil

This is an official U.S. Navy websiteUpdated: November 01, 2019
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Click links below to view LaDR documents

This credential is recommended on the rating  LaDR for Sailors currently in the E-3 pay grade, BUT MAY BE TAKEN BY SAILORS IN OTHER PAY GRADES.

Click links below to view LaDR documents

This credential is recommended on the rating  LaDR for Sailors currently in the E-4 pay grade, BUT MAY BE TAKEN BY SAILORS IN OTHER PAY GRADES.

Click links below to view LaDR documents

This credential is recommended on the rating  LaDR for Sailors currently in the E-5 pay grade, BUT MAY BE TAKEN BY SAILORS IN OTHER PAY GRADES.

Click links below to view LaDR documents

This credential is recommended on the rating  LaDR for Sailors currently in the E-6 pay grade, BUT MAY BE TAKEN BY SAILORS IN OTHER PAY GRADES.

Click links below to view LaDR documents

This credential is recommended on the rating  LaDR for Sailors currently in the E-7 pay grade, BUT MAY BE TAKEN BY SAILORS IN OTHER PAY GRADES.

Click links below to view LaDR documents

This credential is recommended on the rating  LaDR for Sailors currently in the E-8 pay grade, BUT MAY BE TAKEN BY SAILORS IN OTHER PAY GRADES.

Click links below to view LaDR documents

This credential is recommended on the rating  LaDR for Sailors currently in the E-9 pay grade, BUT MAY BE TAKEN BY SAILORS IN OTHER PAY GRADES.

Click links below to view LaDR documents

LaDR documents are available as pay grade-specific or combined, covering all the pay grades in a rating.

Click here to go to Industrial Hydraulic Mechanic (IHM) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Industrial Hydraulic Mechanic (IHM) certification is for professionals in the fluid power and motion control industry who fabricate, assemble, test, maintain, and repair systems and components. IHMs understand hydraulic symbols, read system schematics, and are skilled in using hand tools, power tools, micrometers, and testing equipment. To earn the IHM certification, candidates must pass a written exam and a job performance exam.

Click here to go to Mobile Hydraulic Mechanic (MHM) COOL Snapshot page.

Renewal Period: 5 years

The International Fluid Power Society (IFPS), Mobile Hydraulic Mechanic (MHM) certification is for professionals in the fluid power and motion control industry who fabricate, assemble, test, maintain, and repair systems and components. MHMs understand hydraulic symbols, read system schematics, and are skilled in using hand tools, power tools, micrometers, and testing equipment. To earn the MHM certification, candidates must pass a written exam and a job performance exam.

Click here to go to National Chief Engineer (Limited) Steam/Motor/GT COOL Snapshot page.

Renewal Period: 5 years

The National Chief Engineer (Limited) Steam/Motor/Gas Turbine (GT) is the head of the engineering department on a merchant vessel of less than 1600GRT/3000GT and any horsepower (AHP). Chief Engineer’s oversee the engine room and auxiliary equipment, routine maintenance programs, operation of machinery, and auxiliary equipment. They respond to emergencies and report events in the appropriate logs. Additionally, Chief Engineer’s observe engine room repairs and work being done during periods of shoreside maintenance. Candidates must meet a minimum sea service, training, and exam requirement.

Click here to go to National Chief Engineer/Assistant Engineer UFIV COOL Snapshot page.

Renewal Period: 5 years

The National Chief Engineer/Assistant Engineer Uninspected Fishing Industry Vessels (UFIV) is the head of the engineering department of any tonnage and horsepower. Chief Engineers/Assistant Engineers oversee the engine room and auxiliary equipment, routine maintenance programs, operation of machinery, and auxiliary equipment. They respond to emergencies and report events in the appropriate logs. Additionally, Chief Engineers/Assistant Engineers observe engine room repairs and work being done during periods of shoreside maintenance. Candidates must meet a minimum sea service, training, and exam requirement.

Click here to go to National Assistant Engineer (OSV) COOL Snapshot page.

Renewal Period: 5 years

The National Assistant Engineer Offshore Supply Vessels (OSV) assists the Chief Engineer and performs ship maintenance, engine maintenance, machinery repairs, and fueling. They are also responsible for electrical, sewage treatment, lube oil, bilge, and oily water separation systems, and stand a watch. Their duties depend upon the type of ship or vessel and arrangement of the engine department.

Click here to go to National Lifeboatman and Lifeboatman-Limited COOL Snapshot page.

The National Lifeboatman and Lifeboatman-Limited is a Merchant Mariner Credential (MMC). A Lifeboatman is a mariner who is qualified to take charge of, lower, and operate survival craft and related survival equipment on a vessel. A Lifeboatman-Limited is a mariner who is qualified to take charge of, lower, and operate life rafts, rescue boats, and other survival equipment on vessels where lifeboats are not installed. To obtain the National Lifeboatman and Lifeboatman-Limited credential, applicants must satisfy general MMC requirements and a sea service requirement. Applicants must also pass an exam (by oral or other means) and a practical demonstration. The practical demonstration requirement may be met by completion of an approved course, provided the course includes actual practical demonstration of abilities.

Click here to go to National 3rd Assistant Engineer Steam/Motor/GT COOL Snapshot page.

Renewal Period: 5 years

 

The National 3rd Assistant Engineer Steam/Motor/Gas Turbine, is a mid-level license and a member of the engineering department on a merchant vessel. Engineers monitor the safe and efficient operation of engineering machinery, conduct routine maintenance and repair of engine room machinery and auxiliary equipment, and observe engine room repairs and work done by shipyard or other contractors. They also perform watch standing duties, respond to emergencies, and report special events in the appropriate logs. Engineer’s participate as a lifeboat crewmember and a firefighting and emergency response team leader and report to the Chief and/or First Assistant Engineer. There are several pathways outlined in the licensing documents to obtain a United States Coast Guard license as a Third Assistant Engineer. Candidates must meet a minimum sea service, training, and exam requirement.

Click here to go to National 1st Assistant Engineer Steam/Motor/GT COOL Snapshot page.

Renewal Period: 5 years

The National 1st Assistant Engineer Steam/Motor/Gas Turbine is a management-level license and a member of the engineering department on a merchant vessel. Engineers monitor the safe and efficient operation of engineering machinery, conduct routine maintenance and repair of engine room machinery and auxiliary equipment, and observe engine room repairs and work done by shipyard or other contractors. They also perform watch standing duties, respond to emergencies, and report special events in the appropriate logs. Engineer’s participate as a lifeboat crewmember and a firefighting and emergency response team leader and report to the Chief Engineer. The First Engineer is responsible for the engine room when the Chief is not available. There are several pathways outlined in the licensing documents to obtain a United States Coast Guard license as a First Assistant Engineer. Candidates must meet a minimum sea service, training, and exam requirement.

Click here to go to National 2nd Assistant Engineer Steam/Motor/GT COOL Snapshot page.

Renewal Period: 5 years

The National 2nd Assistant Engineer Steam/Motor/Gas Turbine is a mid-level license and a member of the engineering department on a merchant vessel. Engineers monitor the safe and efficient operation of engineering machinery, conduct routine maintenance and repair of engine room machinery and auxiliary equipment, and observe engine room repairs and work done by shipyard or other contractors. They also perform watch standing duties, respond to emergencies, and report special events in the appropriate logs. Engineer’s participate as a lifeboat crewmember and a firefighting and emergency response team leader and report to the Chief and/or First Assistant Engineer. There are several pathways outlined in the licensing documents to obtain a United States Coast Guard license as a Second Assistant Engineer. Candidates must meet a minimum sea service, training, and exam requirement.

Click here to go to National Assistant Engineer (Limited) Steam/Motor/GT COOL Snapshot page.

Renewal Period: 5 years

The National Assistant Engineer (Limited) Steam/Motor/Gas Turbine (GT) assists the Chief Engineer. They are responsible (not limited to) for ship maintenance, engine maintenance, machinery repairs, and fueling on board a Steam/Motor/GT Vessel. They are also responsible for electrical, sewage treatment, lube oil, bilge, and oily water separation systems, and stand a watch. Their duties depend upon the type of ship or vessel and arrangement of the engine department.

Click here to go to National Designated Duty Engineer Steam/Motor/GT COOL Snapshot page.

Renewal Period: 5 years

The National Designated Duty Engineer Steam/Motor/GT is a qualified engineer, who may be the sole engineer on vessels with a periodically unattended engine room. A DDE is the engineer in charge of a watch in a periodically unmanned engine room. Under the United States regulations, the DDE may serve as a Chief Engineer on domestic vessels of not more than 500grt. The 1000hp and 4000hp DDE credentials are valid only on near coastal and inland waters and the unlimited horsepower level is valid on any waters. Candidates must meet a minimum sea service, training, and exam requirement.

Click here to go to National Mate OSV COOL Snapshot page.

Renewal Period: 5 years

The National Mate Offshore Supply Vessels (OSV) is a licensed officer in the deck department of a merchant ship and reports to the Chief Mate, the Captain or Master. The Mate is a watch keeping officer who performs duties including, planning the vessel's route for each stage of the voyage, monitoring and recording the progress along the route, upkeeping navigational charts and publications, and ensuring functionality of the vessel’s radio equipment, firefighting equipment, lifeboats, meteorological instruments and various other emergency systems. The National Mate OSV officers also administer first aid to the ship's crew and treats minor ailments. Mates duties vary depending on the type of ship, its crewing, and other factors. There are different licenses of a Mate according to the experience, certificates, and competencies. Candidates must meet a minimum sea service, training, and exam requirement.

Click here to go to Certified Maintenance and Reliability Technician (CMRT) COOL training gap analysis page.

Renewal Period: 3 years

The Certified Maintenance and Reliability Technician (CMRT) is an entry-level certification. CMRT will provide a non-biased, third-party, objective assessment and confirmation of the skills of your industrial maintenance mechanics. CMRT's are responsible for preventive, predictive, and corrective maintenance. They perform troubleshooting and analysis, and apply sound maintenance practices in all aspects of their work. CMRTs are multi-skilled individuals whose expertise is primarily mechanical in nature as opposed to instrumentation or electrical. The CMRT exam tests competency and knowledge of specific tasks within four (4) domains: Maintenance Practices, Preventative and Predictive Maintenance, Troubleshooting and Analysis, and Corrective Maintenance. There are no specific education or experience requirements to sit for the exam.

Click here to go to Electronic Diesel Engine Diagnosis Specialist (L2) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Electronic Diesel Engine Diagnosis Specialist (L2) certification is for technicians who possess knowledge of the skills necessary to diagnose sophisticated diesel engine performance problems on medium- and heavy-duty trucks. To earn the Electronic Diesel Engine Diagnosis Specialist (L2) certification, candidates must have passed one of the ASE Diesel Engine tests (A9, H2, S2, or T2) and one of the ASE Electrical/Electronic Systems tests (A6, H6, S6 or T6), have three years of relevant work experience, and pass a written exam.

Click here to go to Level I Machine Lubricant Analyst (MLA I) COOL Snapshot page.

Renewal Period: 3 years

The ICML Level I Machine Lubricant Analyst (MLA I) is an entry-level certification. MLA I certification is for in-plant technicians responsible for the daily activities associated with lubrication tasks. MLA I applicants conduct basic lubricant analysis for machine condition monitoring. Applicants must have knowledge in the areas of lubricant delivery, storage and dispensation, managing delivery of machinery re-lubrication and/or inspection, and of how to properly change and/or top the oil in mechanical equipment found in common industrial sites. Applicants must also be able to use simple techniques to select lubricants with the proper base oil and additive system for machinery commonly found in industrial settings. MLA I applicants should have an understanding of oil changes, greasing bearings, lubricant receiving and proper storage and care of lubricants; dispensing devices and basic oil sampling, contamination control and problem detection.

Click here to go to National Chief Engineer (Unlimited) Steam/Motor/GT COOL Snapshot page.

Renewal Period: 5 years

The Chief Engineer Unlimited Steam/Motor/GT is the head of the engineering department on a merchant vessel of any tonnage or horsepower. National Chief Engineers manage the safe and efficient operations of all machinery spaces and equipment on board, oversee the engine room, auxiliary equipment, routine maintenance programs, monitor the safe and efficient operation of machinery, and auxiliary equipment, and respond to emergencies, and report events in the appropriate logs. Chief Engineers also observe engine room repairs and work being performed during periods of shoreside maintenance. Candidates must meet a minimum sea service, training, and exam requirement.

Click here to go to National Chief Engineer OSV COOL Snapshot page.

The Chief Engineer Offshore Supply Vessel (OSV) is the head of the engineering department on an OSV of any tonnage and horsepower. National Chief Engineers manage the safe and efficient operations of all machinery spaces and equipment on board, oversee the engine room, auxiliary equipment, routine maintenance programs, monitor the safe and efficient operation of machinery, and auxiliary equipment, and respond to emergencies, and report events in the appropriate logs. Chief Engineers also observe engine room repairs and work being performed during periods of shoreside maintenance. Candidates must meet a minimum sea service, training, and exam requirement.

Click here to go to National Chief Engineer of MODU COOL Snapshot page.

Renewal Period: 5 years

The National Chief Engineer of Mobile Offshore Drilling Unit (MODU) is the head of the engineering department of any tonnage and horsepower. National Chief Engineers manage the safe and efficient operations of all machinery spaces and equipment on board, oversee the engine room, auxiliary equipment, routine maintenance programs, monitor the safe and efficient operation of machinery, and auxiliary equipment, and respond to emergencies, and report events in the appropriate logs. Chief Engineers also observe engine room repairs and work being performed during periods of shoreside maintenance. Candidates must meet a minimum sea service, training, and exam requirement.

Click here to go to Automobile/Light Truck - Engine Repair (A1) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Automobile/Light Truck - Engine Repair (A1) certification is for Automobile and Light Truck (up to Class 3) Technicians who can demonstrate knowledge of the skills necessary to diagnose, service, and repair cars, SUVs, and light duty trucks. To earn the Automobile/Light Truck - Engine Repair (A1) certification, candidates must have at least two years of hands-on work experience in automotive repair and pass a written exam.

Click here to go to Automobile/Light Truck - Automatic Transmission/ Transaxle (A2) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Automobile/Light Truck - Automatic Transmission/ Transaxle (A2) certification is for Automobile and Light Truck (up to Class 3) Technicians who can demonstrate knowledge of the skills necessary to diagnose, service, and repair cars, SUVs, and light duty trucks. To earn the Automobile/Light Truck - Automatic Transmission/ Transaxle (A2) certification, candidates must have at least two years of hands-on work experience in automotive repair and pass a written exam.

Click here to go to Automobile/Light Truck - Manual Drive Train and Axles (A3) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Automobile/Light Truck - Manual Drive Train and Axles (A3) certification is for Automobile and Light Truck (up to Class 3) Technicians who can demonstrate knowledge of the skills necessary to diagnose, service, and repair cars, SUVs, and light duty trucks. To earn the Automobile/Light Truck - Manual Drive Train and Axles (A3) certification, candidates must have at least two years of hands-on work experience in automotive repair and pass a written exam.

Click here to go to Automobile/Light Truck - Suspension and Steering (A4) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Automobile/Light Truck - Suspension and Steering (A4) certification is for Automobile and Light Truck (up to Class 3) Technicians who can demonstrate knowledge of the skills necessary to diagnose, service, and repair cars, SUVs, and light duty trucks. To earn the Automobile/Light Truck - Suspension and Steering (A4) certification, candidates must have at least two years of hands-on work experience in automotive repair and pass a written exam.

Click here to go to Automobile/Light Truck - Brakes (A5) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Automobile/Light Truck - Brakes (A5) certification is for Automobile and Light Truck (up to Class 3) Technicians who can demonstrate knowledge of the skills necessary to diagnose, service, and repair cars, SUVs, and light duty trucks. To earn the Automobile/Light Truck - Brakes (A5) certification, candidates must have at least two years of hands-on work experience in automotive repair and pass a written exam.

Click here to go to Medium/Heavy Truck - Gasoline Engines (T1) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Medium/Heavy Truck - Gasoline Engines (T1) certification is for individuals who possess knowledge and skills in general engine diagnosis and the diagnosis and repair of the cylinder head and valve train, engine block, lubrication and cooling systems, ignition system, fuel, air induction and exhaust systems, emissions and control systems, and computerized engine controls. To earn the Medium/Heavy Truck - Gasoline Engines (T1) certification, candidates must have at least two years of relevant hands-on work experience and pass a written exam

Click here to go to Medium/Heavy Truck - Diesel Engines (T2) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Medium/Heavy Truck - Diesel Engines (T2) certification is for individuals who possess knowledge and skills in engine brakes, general engine diagnosis, and the diagnosis and repair of the cylinder head, valve train, engine block, lubrication and cooling systems, air induction and exhaust systems, fuel system and starting and charging system. To earn the Medium/Heavy Truck - Diesel Engines (T2) certification, candidates must have at least two years of relevant hands-on work experience and pass a written exam.

Click here to go to Medium/Heavy Truck - Drive Train (T3) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Medium/Heavy Truck - Drive Train (T3) certification is for individuals who possess knowledge and skills in the diagnosis and repair of the clutch, transmission, driveshaft, universal joint, and drive axle. To earn the Medium/Heavy Truck - Drive Train (T3) certification, candidates must have at least two years of relevant hands-on work experience and pass a written exam.

Click here to go to Medium/Heavy Truck - Brakes (T4) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Medium/Heavy Truck - Brakes (T4) certification is for individuals who possess knowledge and skills in air brakes diagnosis and repair, hydraulic brakes diagnosis and repair, air and hydraulic antilock brake systems (ABS), automatic traction control (ATC), and electronic stability control systems. To earn the Medium/Heavy Truck - Brakes (T4) certification, candidates must have at least two years of relevant hands-on work experience and pass a written exam.

Click here to go to Medium/Heavy Truck - Suspension and Steering (T5) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Medium/Heavy Truck - Suspension and Steering (T5) certification is for individuals who possess knowledge and skills in the diagnosis and repair of the steering system, suspension, frame, 5th wheel, wheels, tires, and hub and the diagnosis, adjustment, and repair of wheel alignment. To earn the Medium/Heavy Truck - Suspension and Steering (T5) certification, candidates must have at least two years of relevant hands-on work experience and pass a written exam.

Click here to go to Medium/Heavy Truck - Electrical/Electronic Systems (T6) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Medium/Heavy Truck - Electrical/Electronic Systems (T6) certification is for individuals who possess knowledge and skills in the diagnosis and repair of the general electrical/electronic system, battery and starting system, charging system, lighting system, and related vehicle systems. To earn the Medium/Heavy Truck - Electrical/Electronic Systems (T6) certification, candidates must have at least two years of relevant hands-on work experience and pass a written exam.

Click here to go to Medium/Heavy Truck - Preventive Maintenance Inspection (PMI) (T8) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Medium/Heavy Truck - Preventive Maintenance Inspection (PMI) (T8) certification is for individuals who possess knowledge and skills in engine systems, the cab and hood, electrical/electronics, the frame and chassis, and the road/operational test. To earn the Medium/Heavy Truck - PMI (T8) certification, candidates must have at least two years of relevant hands-on work experience and pass a written exam.

Click here to go to Truck Equipment - Installation and Repair (E1) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Truck Equipment - Truck Equipment Installation and Repair (E1) certification is for Truck Equipment Technicians who can demonstrate knowledge of the skills necessary to install, diagnose, service, and repair truck equipment and related support systems on all classes of trucks and tractors. To earn the Truck Equipment - Truck Equipment Installation and Repair (E1) certification, candidates must have two years of relevant hands-on work experience and pass a written exam.

Click here to go to Truck Equipment - Electrical/Electronic Systems Installation and Repair (E2) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Truck Equipment - Electrical/Electronic Systems Installation and Repair (E2) certification is for Truck Equipment Technicians who can demonstrate knowledge of the skills necessary to install, diagnose, service, and repair truck equipment and related support systems on all classes of trucks and tractors. To earn the Truck Equipment - Electrical/Electronic Systems Installation and Repair (E2) certification, candidates must have two years of relevant hands-on work experience and pass a written exam.

Click here to go to Truck Equipment - Auxiliary Power Systems Installation and Repair (E3) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Truck Equipment - Auxiliary Power Systems Installation and Repair (E3) certification is for Truck Equipment Technicians who can demonstrate knowledge of the skills necessary to install, diagnose, service, and repair truck equipment and related support systems on all classes of trucks and tractors. To earn the Truck Equipment - Auxiliary Power Systems Installation and Repair (E3) certification, candidates must have two years of relevant hands-on work experience and pass a written exam.

Click here to go to School Bus Technician - Body Systems and Special Equipment (S1) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), School Bus Technician - Body Systems and Special Equipment (S1) certification is for technicians who possess knowledge and skills in safety and emergency equipment systems diagnosis and repair, body and interior maintenance, installed special equipment diagnosis and repair, and heating systems diagnosis and repair. To earn the School Bus Technician - Body Systems and Special Equipment (S1) certification, candidates must have at least two years of hands-on work experience in school bus repair and pass a written exam.

Click here to go to School Bus Technician - Diesel Engines (S2) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), School Bus Technician - Diesel Engines (S2) certification is for technicians who possess knowledge and skills in general engine diagnosis, in-chassis engine inspection and repair, and the diagnosis and repair of lubrication and cooling systems, air induction and exhaust systems, the fuel system, and the starting system. To earn the School Bus Technician - Diesel Engines (S2) certification, candidates must have at least two years of hands-on work experience in school bus repair and pass a written exam.

Click here to go to School Bus Technician - Drive Train (S3) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), School Bus Technician - Drive Train (S3) certification is for technicians who possess knowledge and skills in automatic transmission diagnosis and repair, drive shaft and universal joint diagnosis and repair, and drive axle diagnosis and repair. To earn the School Bus Technician - Drive Train (S3) certification, candidates must have at least two years of hands-on work experience in school bus repair and pass a written exam.

Click here to go to School Bus Technician - Brakes (S4) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), School Bus Technician - Brakes (S4) certification is for technicians who possess knowledge and skills in the diagnosis and repair of air brakes, hydraulic brakes, and wheel bearings. To earn the School Bus Technician - Brakes (S4) certification, candidates must have at least two years of hands-on work experience in school bus repair and pass a written exam.

Click here to go to School Bus Technician - Suspension and Steering (S5) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), School Bus Technician - Suspension and Steering (S5) certification is for technicians who possess knowledge and skills in steering system diagnosis and repair, suspension systems diagnosis and repair, wheel alignment diagnosis, adjustment, and repair, and wheels and tires diagnosis and repair. To earn the School Bus Technician - Suspension and Steering (S5) certification, candidates must have at least two years of hands-on work experience in school bus repair and pass a written exam.

Click here to go to School Bus Technician - Electrical/Electronic Systems (S6) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), School Bus Technician - Electrical/Electronic Systems (S6) certification is for technicians who possess knowledge and skills in general electrical/electronic system diagnosis, battery diagnosis and service, and diagnosis and repair of the starting system, charging system, lighting systems, and gauges and instrument warning devices. To earn the School Bus Technician - Electrical/Electronic Systems (S6) certification, candidates must have at least two years of hands-on work experience in school bus repair and pass a written exam.

Click here to go to School Bus Technician - Air Conditioning Systems and Controls (S7) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), School Bus Technician - Air Conditioning Systems and Controls (S7) certification is for technicians who possess knowledge and skills in A/C system diagnosis and repair, A/C system component diagnosis and repair, and operating systems and related controls diagnosis and repair. To earn the School Bus Technician - Air Conditioning Systems and Controls (S7) certification, candidates must have at least two years of hands-on work experience in school bus repair and pass a written exam.

Click here to go to Collision Repair and Refinish - Painting and Refinishing (B2) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Collision Repair and Refinish - Painting and Refinishing (B2) certification is for Collision Repair Technicians and Refinishers who possess knowledge of the skills necessary to properly analyze and repair automotive collision damage and correct paint finish damage. To earn the Collision Repair and Refinish - Painting and Refinishing (B2) certification, candidates must have at least two years of hands-on work experience in collision repair or refinishing and pass a written exam.

Click here to go to Collision Repair and Refinish - Non-structural Analysis and Damage Repair (B3) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Collision Repair and Refinish - Non-Structural Analysis and Damage Repair (B3) certification is for Collision Repair Technicians and Refinishers who possess knowledge of the skills necessary to properly analyze and repair automotive collision damage and correct paint finish damage. To earn the Collision Repair and Refinish - Non-Structural Analysis and Damage Repair (B3) certification, candidates must have at least two years of hands-on work experience in collision repair or refinishing and pass a written exam.

Click here to go to Collision Repair and Refinish - Structural Analysis and Damage Repair (B4) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Collision Repair and Refinish - Structural Analysis and Damage Repair (B4) certification is for Collision Repair Technicians and Refinishers who possess knowledge of the skills necessary to properly analyze and repair automotive collision damage and correct paint finish damage. To earn the Collision Repair and Refinish - Structural Analysis and Damage Repair (B4) certification, candidates must have at least two years of hands-on work experience in collision repair or refinishing and pass a written exam.

Click here to go to Collision Repair and Refinish - Mechanical and Electrical Components (B5) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Collision Repair and Refinish - Mechanical and Electrical Components (B5) certification is for Collision Repair Technicians and Refinishers who possess knowledge of the skills necessary to properly analyze and repair automotive collision damage and correct paint finish damage. To earn the Collision Repair and Refinish - Mechanical and Electrical Components (B5) certification, candidates must have at least two years of hands-on work experience in collision repair or refinishing and pass a written exam.

Click here to go to Automobile/Light Truck - Heating and Air Conditioning (A7) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Automobile/Light Truck - Heating and Air Conditioning (A7) certification is for Automobile and Light Truck (up to Class 3) Technicians who can demonstrate knowledge of the skills necessary to diagnose, service, and repair cars, SUVs, and light duty trucks. To earn the Automobile/Light Truck - Heating and Air Conditioning (A7) certification, candidates must have at least two years of hands-on work experience in automotive repair and pass a written exam.

Click here to go to Automobile/Light Truck - Engine Performance (A8) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Automobile/Light Truck - Engine Performance (A8) certification is for Automobile and Light Truck (up to Class 3) Technicians who can demonstrate knowledge of the skills necessary to diagnose, service, and repair cars, SUVs, and light duty trucks. To earn the Automobile/Light Truck - Engine Performance (A8) certification, candidates must have at least two years of hands-on work experience in automotive repair and pass a written exam.

Click here to go to Automobile/Light Truck - Light Vehicle Diesel Engines (A9) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Automobile/Light Truck - Light Vehicle Diesel Engines (A9) certification is for Automobile and Light Truck (up to Class 3) Technicians who can demonstrate knowledge of the skills necessary to diagnose, service, and repair cars, SUVs, and light duty trucks. To earn the Automobile/Light Truck - Light Vehicle Diesel Engines (A9) certification, candidates must have at least two years of hands-on work experience in automotive repair and pass a written exam.

Click here to go to Medium/Heavy Truck - Heating, Ventilation, and Air Conditioning (HVAC) Systems (T7) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Medium/Heavy Truck - Heating, Ventilation and Air Conditioning (HVAC) Systems (T7) certification is for individuals who possess knowledge and skills in the diagnosis, service and repair of HVAC systems, A/C system and components, and heating and engine cooling systems and the diagnosis and repair of operating systems and related controls. To earn the Medium/Heavy Truck - HVAC Systems (T7) certification, candidates must have at least two years of relevant hands-on work experience and pass a written exam.

Click here to go to Automobile/Light Truck - Electrical/Electronic Systems (A6) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Automobile/Light Truck - Electrical/Electronic Systems (A6) certification is for Automobile and Light Truck (up to Class 3) Technicians who can demonstrate knowledge of the skills necessary to diagnose, service, and repair cars, SUVs, and light duty trucks. To earn the Automobile/Light Truck - Electrical/Electronic Systems (A6) certification, candidates must have at least two years of hands-on work experience in automotive repair and pass a written exam.

Click here to go to Damage Analysis and Estimating (B6) COOL Snapshot page.

Renewal Period: 5 years

The National Institute for Automotive Service Excellence (ASE), Damage Analysis and Estimating (B6) certification is for individuals with the knowledge needed to assess collision damage, estimate repair costs, and work with vehicle owners. To earn the Damage Analysis and Estimating (B6) certification, candidates must have two years of work experience specifically related to damage analysis and estimating and pass a written exam.

Click here to go to National Operator of Uninspected Passenger Vessel Less Than 100 GRT COOL Snapshot page.

Renewal Period: 5 years

The National Operator of Uninspected Passenger Vessel (OUPV) Less Than 100 GRT is an officer endorsement for uninspected passenger vessels which by law are limited to six or less passengers for hire. These are usually smaller vessels and that engage in charter fishing, whale watching, SCUBA diving, and tour cruises. OUPV Near Coastal endorsements may be limited to 100 miles offshore, Inland or Great Lakes in accordance with 46 CFR 11.467 and the service provided. No OUPV endorsement is valid for International voyages.

Click here to go to National Qualified Member of the Engineering Department (QMED) COOL Snapshot page.

The Qualified Member of the Engineering Department (QMED) is the senior most rating in the engine room and also the entry level for any merchant marine Engineering Officers License. Each QMED rating must be endorsed separately, unless one qualifies for all QMED ratings. QMED duties include, but are not limited to, inspection of equipment such as pumps, turbines, distilling plants, and condensers; lubrication and maintenance of generators, steering systems, lifeboats, and sewage disposal systems; cleaning and restoration of tools and other equipment.

Click here to go to Electrical Generator Systems Technician Certification - Apprentice COOL Snapshot page.

Renewal Period: 5 years

The Electrical Generator Systems Technician Certification - Apprentice credential is an entry-level certification that demonstrates an individual's knowledge of on-site power generation equipment and systems. The Apprentice level exam provides technical college students, recent graduates, military personnel and other 1st or 2nd-year technicians with proof that the basic skill set has been met. The certification exam is written to assess knowledge that is necessary for proficient job performance. The exam includes questions about electricity and other topics relevant to the field of electrical generator systems.

Click here to go to Transportation Worker Identification Credential (TWIC) COOL Snapshot page.

Renewal Period: 5 years

The Transportation Security Administration (TSA), Transportation Worker Identification Credential (TWIC), while not formally a license or certification in and of itself, is required by the Maritime Transportation Security Act for workers who need access to secure areas of the nation's maritime facilities and vessels. TSA conducts a security threat assessment (background check) to determine a person's eligibility and issues the credential. U.S. citizens and immigrants in certain immigration categories may apply for the credential.

Click here to go to Infection Control Awareness (ICA) COOL Snapshot page.

Credential description coming soon.

In Demand

This certification is considered in demand. The U.S. Department of Labor sponsored CareerOneStop's analysis indicates the certification is frequently mentioned in online job postings.

Navy Bucks

Credential voucher or reimbursement for credential exam, re-certification, or maintenance fee has been approved for payment through the Navy's Credential Program Office. To get a voucher request form, click Menu at the top of any page, then click "2 Complete Voucher and Apply" under Credentialing Steps.

Gap Analysis

The credential requirements have been compared to military training.

Click here to go to the COOL training gap analysis page.

GI Bill®

Reimbursement for exam fees has been approved for payment through the GI Bill. Click for external link to GI Bill licensing and certification information.

Note: GI Bill approval data is updated quarterly. For the latest information, visit the WEAMS Licenses/Certifications Search page. Make sure to select "Both" in the LAC Category Type drop-down before searching.

Click here to go to external link GI Bill site.

ANSI

This credential has been accredited by ANSI. Click for external link to the ANSI web site.

ICAC

This credential has been accredited by ICAC. Click for external link to the ICAC web site.

NCCA

This credentialing program has been accredited by NCCA. Click for external link to the NCCA web site.

ABSNC

This credential has been accredited by ABSNC. Click for external link to the ABSNC web site.

IAS

This credential has been accredited by IAS. Click for external link to the IAS web site.

Some

Credential is related to some tasks associated with the duties of the rating (at least one critical task but less than 80%)

Most

Credential is directly related to most of the major duties associated with the rating (at least 80%)

Other

Credential is related to this military occupation, but is more advanced or specialized and therefore will likely require additional education, training, or experience

High

Highly attainable: Credential is related to the duties performed within the military occupation, the mimum education requirement = HS or less and/or minimum experience = 2 years or less experience and no additional requirements.

Medium

Moderate ease of attainment: Credential is related to the duties performed within the military occupation, the minimum education requirement = Associate's and/or prerequisite and/or minimum experience = more than 2 years and less than 10 years of experience.

Low

May be difficult to attain: Credential is related to the duties performed within the military occupation, the minimum education requirement is a Bachelor's degree, and/or minimum experience is 10 or more years.

Most – Tasks in these careers match most duties of the military job or specialty (approximately 80% or greater)
Some – Tasks in these careers match some duties of the military job or specialty (greater than 20% but less than 80%)
Bright Outlook – new job opportunities are very likely in the future for this job

Registered Apprenticeship

An apprenticeship program is registered with the U.S. Department of Labor. Go to the Apprenticeship Finder and enter career path or location to find apprenticeship opportunities.

Click here for external link to: My Next Move for Veterans - Control and Valve Installers and Repairers, Except Mechanical Door
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Bright Outlook – new job opportunities are very likely in the future for this job

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Bright Outlook – new job opportunities are very likely in the future for this job

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Bright Outlook – new job opportunities are very likely in the future for this job

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Bright Outlook – new job opportunities are very likely in the future for this job

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Bright Outlook – new job opportunities are very likely in the future for this job

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Bright Outlook – new job opportunities are very likely in the future for this job

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Click here for external link to: My Next Move for Veterans - Mobile Heavy Equipment Mechanics, Except Engines
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Bright Outlook – new job opportunities are very likely in the future for this job

Click here for external link to: My Next Move for Veterans State Map for Mobile Heavy Equipment Mechanics, Except Engines

Click here for external link to: My Next Move for Veterans - Motorboat Mechanics and Service Technicians
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Bright Outlook – new job opportunities are very likely in the future for this job

Click here for external link to: My Next Move for Veterans State Map for Motorboat Mechanics and Service Technicians

Click here for external link to: My Next Move for Veterans - Refrigeration Mechanics and Installers
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Bright Outlook – new job opportunities are very likely in the future for this job

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Click here for external link to: My Next Move for Veterans - Ship Engineers
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Bright Outlook – new job opportunities are very likely in the future for this job

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Click here for external link to: My Next Move for Veterans - Stationary Engineers and Boiler Operators
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Bright Outlook – new job opportunities are very likely in the future for this job

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Click here for external link to: My Next Move for Veterans - Tank Car, Truck, and Ship Loaders
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Bright Outlook – new job opportunities are very likely in the future for this job

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Click here for external link to: My Next Move for Veterans - Water and Wastewater Treatment Plant and System Operators
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Bright Outlook – new job opportunities are very likely in the future for this job

Click here for external link to: My Next Move for Veterans State Map for Water and Wastewater Treatment Plant and System Operators