Engineer Equipment Electrical Systems Technician

SSgt to Pvt - PMOS


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).


  • Must possess an MM score of 105 or higher.
  • Must possess an EL score of 100 or higher.
  • Must have normal color vision.


  • Complete the Basic Engineer Equipment Electrical Systems Technician Course (MO3UAA2), Marine Corps Engineer School, Camp Lejeune, NC.
  • Skill progression course for Engineer Equipment Electrical Systems Technician (Cpl to SSgt) is the Advanced Engineer Equipment Electrical Systems Technician Course (M03UAA2).


  • For a complete listing of duties and tasks, refer to NAVMC 3500.12B w/Ch1-2, Marine Corps Engineer and Utilities Training and Readiness Manual.

Related SOC Classification/SOC Code:

  • Electrical and Electronics Repairers, Powerhouse, Substation and Relay 49-2095.
  • Electric Motor, Power Tool, and Related Repairers 49-2092.>
  • Stationary Engineers and Boiler Operators 51-8021.

Related Military Skill:

  • Fuel and Electrical Systems Mechanic, 3524.
  • Aircraft Maintenance Support Equipment Electrician/Refrigeration Mechanic, 6073.