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MOS COMPARISON

5900 vs 5937

Electronics Maintenance Officer (USMC) vs Aviation Electronic Warfare Systems Technician (USMC)

Intel

Same Eagle, Globe, and Anchor — completely different daily realities hiding behind "every Marine is a rifleman."

If a 5900 could go back to MEPS, they'd want to know: your Marines are smart, technically skilled, and perpetually frustrated by parts shortages and aging equipment. If a 5937 had the same time machine: you maintain the systems that do this: radar warning receivers that tell the pilot someone is tracking them, jammers that confuse enemy radar, and chaff/flare dispensers that defeat incoming missiles. Neither was briefed on any of this. Both would've appreciated the heads-up. The recruiting brochure for both of these probably used the word "dynamic." Neither career field uses that word internally.

5900Marines
Electronics Maintenance Officer
Overall ratingNo reviews yet
Do It Again
Civilian Pay
5937Marines
Aviation Electronic Warfare Systems Technician
Overall ratingNo reviews yet
Do It Again
Civilian Pay
Head to Head
5900
5937
Getting In
ASVAB Line Scores
NOTE Officers qualify via commissioning source (OCS/TBS/USNA), not ASVAB line scores
EL 105
Pay Grade
Officer
Enlisted
Training
Training Length
10 wk
18 wk
Training Location
NATTC Pensacola, FL
NATTC Pensacola, FL
Day-to-Day
Career Field
Electronics Maintenance
Electronics Maintenance

Recruiter vs. Reality

The pitch versus what people who actually did the job report back.

5900Electronics Maintenance Officer
What the Recruiter Says

You'll lead the Marines who keep every electronic system in the MAGTF operational — radios, radar, electronic warfare suites, navigational aids, and communication systems. You are the technical authority on electronic readiness for your command.

What It's Actually Like

You manage the shop that fixes everything with a circuit board. Your Marines are smart, technically skilled, and perpetually frustrated by parts shortages and aging equipment. Your job is to fight for funding, manage maintenance schedules, and keep readiness numbers up while the operational tempo tries to break every piece of gear faster than your shop can fix it. TBS assigns this MOS. The civilian translation is strong — electronics engineering management, defense contracting technical leadership, and telecommunications management all map directly.

5937Aviation Electronic Warfare Systems Technician
What the Recruiter Says

You'll maintain the electronic warfare systems that protect Marine aircraft from enemy radar and missiles — radar warning receivers, jammers, chaff and flare dispensers, and the integrated defensive suites that keep pilots alive in hostile airspace. EW is one of the most classified and technically demanding specialties in aviation.

What It's Actually Like

Electronic warfare is the invisible fight — detecting, deceiving, and defeating enemy radar and missile systems before they can target your aircraft. You maintain the systems that do this: radar warning receivers that tell the pilot someone is tracking them, jammers that confuse enemy radar, and chaff/flare dispensers that defeat incoming missiles. The work is technically complex and some of it touches classified systems, which means your troubleshooting often involves classified technical manuals and controlled maintenance procedures. Training at Pensacola covers EW theory and system-specific maintenance. In the fleet, you are a specialized tech in the avionics shop — not every aircraft has EW systems, so your workload depends on the platform and squadron. The community is small. Civilian translation is strong but concentrated in the defense sector — EW engineers and technicians at Northrop Grumman, BAE Systems, L3Harris, and other defense contractors are in constant demand, and TS/SCI clearance holders with hands-on EW maintenance experience are particularly valuable.

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5900
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