5937 vs 5900
Aviation Electronic Warfare Systems Technician (USMC) vs Electronics Maintenance Officer (USMC)
Two Marine MOS codes that went through the same boot camp and have agreed on absolutely nothing since graduation day.
On one end of the military experience spectrum, 5937: 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. On the opposite end, 5900: your Marines are smart, technically skilled, and perpetually frustrated by parts shortages and aging equipment. The spectrum is wider than the career counselor implied. The spectrum is always wider than the career counselor implied. One military. Two completely different answers to "what do you do?" at a party.
Recruiter vs. Reality
The pitch versus what people who actually did the job report back.
“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.”
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.
“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.”
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.
Recent Reviews
Community Takes
Be the first to share your take on 5937 vs 5900
Compare Other MOS
Search by code or title, or browse by branch