MOS 1142 Engineer Equipment Electrical Systems Technician
MOS 1142 Engineer Equipment Electrical Systems Technician
MOS Description
Using knowledge of electrical theory and concepts, and electronic fundamentals, Engineer Equipment Electrical Systems Technicians repair electric motors, electronic modules, motor control circuits, and electric power generation equipment. These technicians also troubleshoot digital/logic components/circuits and make organizational and intermediate level repairs on the electrical systems of engineer and general supply equipment. Duties include diagnosing problems and making repairs utilizing manuals, schematic diagrams, wiring diagrams, and other specifications, using hand tools, power tools, and electrical and electronic test equipment. Repairs include soldering connections and replacing wires, malfunctioning apparatus, and components, including some faulty mechanical, hydraulic and pneumatic parts on equipment. Corporal through Staff Sergeant are afforded the opportunity to attend a skill progression course the Advanced Engineer Equipment Electrical Systems Technician Course that provides in-depth instruction on the integrated electrical systems of Combat Operations Center (COC) Integrated Trailer/ECU/Generator (ITEG); the interaction between electrical and hydraulic systems of Material Handling Equipment (MHE) using the CAT E-Tool, along with reprogramming of fault codes and parameters on controls of Tactical Quiet Generators sets; and electrical control of refrigerant systems and heater elements of Environmental Control Units (ECU), and Containerized Batch Laundry (CBL) units. An apprenticeship program, leading to U.S. Department of Labor certification as a Journey Worker is available to Engineer Equipment Electrical Systems Technicians under the United Services Military Apprenticeship program (USMAP).

National Certifications
You selected Early Career—this applies to Marines in paygrades E1-E3. To help you focus on the credentials most appropriate for early in your career, the National Certifications list below has been filtered to only show COOL-funded certifications that are related to Most or Some of the skills and training gained in your MOS. You can customize your search by clicking Select Filters at the top left of the credentials table or by using the keyword search at the top right of the table.
Obtaining credentials related to your MOS helps improve your professionalism and help prepare you for civilian employment when you do transition out.
Once you have found a credential you want to pursue and are eligible for, you can apply for a voucher for COOL funding to pay for the exam. Make sure to check to see that you meet the eligibility requirements for a voucher before you apply.
You selected Mid-Career—this applies to Marines in paygrades E4-E5. To help you focus on credentials most applicable to this phase in your career, the certification list has been filtered to only show COOL-funded certifications that are related to Most or Some of the skills and training gained in your MOS. You can customize your search by clicking Select Filters at the top left of the credentials table or by using the keyword search at the top right of the table.
Obtaining credentials related to your MOS helps improve your professionalism and helps prepare you for civilian employment when you do transition out.
Once you have found a credential you want to pursue and are eligible for, you can apply for a voucher for COOL funding to pay for the exam. Make sure to check to see that you meet the eligibility requirements for a voucher before you apply. The Marine Corps will not pay for exams if you have less than six months of service left so you'll want to plan accordingly.
You selected Late Career-- this applies to Marines in paygrades E6-E9. To help you focus on credentials most applicable to this phase in your career, the certification list has been filtered to only show COOL-funded certifications that are related to Most or Some of the skills and training gained in your MOS. You can customize your search by clicking Select Filters at the top left of the credentials table or by using the keyword search at the top right of the table.
Obtaining credentials related to your MOS helps improve your professionalism and help prepare you for civilian employment when you do transition out.
Once you have found a credential you want to pursue and are eligible for, you can apply for a voucher for COOL funding to pay for the exam. Make sure to check to see that you meet the eligibility requirements for a voucher before you apply. The Marine Corps will not pay for exams if you have less than six months of service left so you'll want to plan accordingly.
You chose Transitioning-- this applies to Marines who are not reenlisting and are planning their next steps. To help you focus on the most applicable credentials, the certification list has been filtered to only show in-demand credentials that are GI Bill approved. You can customize your search by clicking Select Filters at the top left of the credentials table or by using the keyword search at the top right of the table.
Obtaining a credential can help prepare you for civilian employment, and can demonstrate knowledge and skills in a way civilian employers understand. The Marine Corps will not pay for exams if you have less than six months of service left so you'll want to plan accordingly. If you are already within that six-month timeframe, you can still choose to pursue the credential yourself or explore other funding options to pay for credentials.
As a transitioning Marine, you may also want to visit the Marine Corps' Transition Readiness Program for other guidance regarding reentering the civilian workforce.
You chose Promotion-Seeking-- this applies to Marines who plan to stay in the Corps and who are actively working on advancement. To help you focus on the most applicable credentials, the certification list has been filtered to only show COOL-funded certifications that are related to Most or Some of the skills and training gained in your MOS. You can customize your search by clicking Select Filters at the top left of the credentials table or by using the keyword search at the top right of the table.
Obtaining credentials related to your rating helps improve your professionalism and help prepare you for civilian employment when you do transition out.
Once you have found a credential you want to pursue and are eligible for, you can apply for a voucher for COOL funding to pay for the exam. Make sure to check to see that you meet the eligibility requirements for a voucher before you apply. The Marine Corps will not pay for exams if you have less than six months of service left so you'll want to plan accordingly.
You chose Veteran-- veterans are any former Service member who has been discharged from active duty military service. To help you focus on the most applicable credentials, the certification list has been filtered to show in-demand credentials that are GI Bill approved. You can customize your search by clicking Select Filters at the top left of the credentials table or by using the keyword search at the top right of the table.
COOL does not pay for credentialing exams for veterans, but you may be able to get your credential funded through the GI Bill. Explore your funding options to see what funding may be available to you. Also, visit our page of Related Sites and expand the Resource Sites For Veterans section to see what other resources may be available to you
The following civilian credentials are related to MOS 1142 Engineer Equipment Electrical Systems Technician. These credentials may require additional education, training or experience. For more information about these credentials, click on the credential title below.
For more supervisory and managerial credentials, please refer to the LEADER summary page.Compare | Credential | Agency | Related As | Attainability | COOL$ | GI Bill® | Accreditation | ID | |
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Certified Safety Professional (CSP)
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Board of Certified Safety Professionals (BCSP) | ![]() |
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Fiber Optics Installer (FOI) Is Not In Demand | Electronics Technicians Association, International (ETA-I) | ![]() |
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Fiber Optics Technician (FOT) Is Not In Demand | Electronics Technicians Association, International (ETA-I) | ![]() |
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Master Certified Electronics Technician (CETma) Is Not In Demand | Electronics Technicians Association, International (ETA-I) | ![]() |
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Senior Certified Electronics Technician (CETsr) Is Not In Demand | Electronics Technicians Association, International (ETA-I) | ![]() |
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Certified Electronics Technician - Associate-Level (Associate CET) Is Not In Demand | International Society of Certified Electronics Technicians (ISCET) | ![]() |
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Certified Electronics Technician - Journeyman-Level - Industrial Is Not In Demand | International Society of Certified Electronics Technicians (ISCET) | ![]() |
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Certified Calibration Technician (CCT) Is Not In Demand | American Society for Quality (ASQ) | ![]() |
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Certified Vibration Analyst - Category I Is Not In Demand | Vibration Institute | ![]() |
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Electrical Generator Systems Technician Certification - Journeyman Is Not In Demand | Electrical Generating Systems Association (EGSA) | ![]() |
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Electrical Power Testing - Level I Is Not In Demand | National Institute for Certification in Engineering Technologies (NICET) | ![]() |
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Electrical Power Testing - Level II Is Not In Demand | National Institute for Certification in Engineering Technologies (NICET) | ![]() |
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Electrical Power Testing - Level III Is Not In Demand | National Institute for Certification in Engineering Technologies (NICET) | ![]() |
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Electrical Power Testing - Level IV Is Not In Demand | National Institute for Certification in Engineering Technologies (NICET) | ![]() |
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Certified Vibration Analyst - Category II Is Not In Demand | Vibration Institute | ![]() |
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Certified Balancing Specialist - Category I Is Not In Demand | Vibration Institute | ![]() |
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Termination and Testing Technician (TTT) Is Not In Demand | Electronics Technicians Association, International (ETA-I) | ![]() |
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Electrical Generator Systems Technician Certification - Apprentice Is Not In Demand | Electrical Generating Systems Association (EGSA) | ![]() |
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ETT Certified Technician Level 3 Is Not In Demand | InterNational Electrical Testing Association (NETA) | ![]() |
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ETT Certified Senior Technician Level 4 Is Not In Demand | InterNational Electrical Testing Association (NETA) | ![]() |
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Reliability Operator Certification (RC) Is Not In Demand | North American Electric Reliability Corporation (NERC) | ![]() |
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Balancing, Interchange, and Transmission Operator Certification (BT) Is Not In Demand | North American Electric Reliability Corporation (NERC) | ![]() |
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Transmission Operator Certification (TO) Is Not In Demand | North American Electric Reliability Corporation (NERC) | ![]() |
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Balancing and Interchange Certification (BI) Is Not In Demand | North American Electric Reliability Corporation (NERC) | ![]() |
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Fundamentals of Engineering (FE) Exam - Electrical and Computer Is Not In Demand | National Council of Examiners for Engineering and Surveying (NCEES) | ![]() |
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Fundamentals of Engineering (FE) Exam - Other Disciplines Is Not In Demand | National Council of Examiners for Engineering and Surveying (NCEES) | ![]() |
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Principles and Practice of Engineering (PE) Exam - Control Systems Is Not In Demand | National Council of Examiners for Engineering and Surveying (NCEES) | ![]() |
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Principles and Practice of Engineering (PE) Exam - Electrical and Computer Is Not In Demand | National Council of Examiners for Engineering and Surveying (NCEES) | ![]() |
State Licenses
Some states have specific licensing requirements for the following related civilian occupations. These state licenses may require additional education, training or experience. Click on the occupation below to get more information on state requirements from the U.S. Department of Labor. For more supervisory and managerial occupations, please refer to the LEADER summary page.
Apprenticeship
The United Services Military Apprenticeship Program (USMAP) is a formal military training program that provides active duty and Full Time Support (FTS) Army, Navy, Marine Corps, and Coast Guard Service members the opportunity to improve their job skills and to complete their civilian apprenticeship requirements while they are on active duty. The U.S. Department of Labor (DOL) provides the nationally recognized "Certificate of Completion" upon program completion.
USMAP enhances your job skills and shows your motivation for more challenging military assignments. Having a DOL Certificate of Completion is an advantage in getting better civilian jobs since employers know the value of apprenticeships.
The following USMAP apprenticeship trades are related to MOS 1142 Engineer Equipment Electrical Systems Technician:
- Computer Operator
- Electric-Motor Repairer
- Electrician
- Electrician, Maintenance
- Industrial Maintenance Mechanic
Completing an apprenticeship is a process with four major steps. Proceed to Step 1 on the USMAP website to select an apprenticeship trade that is related to your military occupation.
Related Civilian Occupations
The following civilian occupations are similar to the duties performed by MOS 1142 Engineer Equipment Electrical Systems Technician. These occupations may require additional education, training or experience. For more information about these occupations, click on the civilian occupation below. For more supervisory and managerial positions, please refer to the LEADER summary page. To search for related civilian job opportunities, go to the Veteran’s Employment Center.
Civilian Job | Duties Matched | Bright Outlook | Registered Apprenticeship | Local Salary Info | |
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Electric Motor, Power Tool, and Related Repairers |
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Electrical and Electronic Engineering Technologists and Technicians |
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Electrical and Electronic Equipment Assemblers |
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Electrical and Electronics Drafters |
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Electrical and Electronics Repairers, Powerhouse, Substation, and Relay |
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Electrical Engineers |
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Electricians |
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First-Line Supervisors of Mechanics, Installers, and Repairers |
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Helpers--Electricians |
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Helpers--Installation, Maintenance, and Repair Workers |
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Home Appliance Repairers |
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Power Distributors and Dispatchers |
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Stationary Engineers and Boiler Operators |
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The following federal occupations are similar to MOS 1142 Engineer Equipment Electrical Systems Technician. These occupations may require additional education, training or experience. For more information about these occupations, click on the federal occupation below.
- 0850 - Electrical Engineering Series
- 2805 - Electrician
- 2810 - High Voltage Electrician
- 2854 - Electrical Equipment Repairing
- 2892 - Aircraft Electrician
- 5407 - Electric Power Controlling
- 9939 - Chief Electrician
- 9940 - Electrician
- 9941 - Electrician-Maintenance
- 9942 - Second Electrician
- 9943 - Third Electrician
In addition to obtaining certifications in your field, advanced education is another way to enhance job performance.
For help in making informed choices on schools and education programs when using tuition assistance, see: