Is 91G (Fire Control Repairer) a Good MOS?
United States Army · Military Occupational Specialty
Quick Facts — 91G (Fire Control Repairer)
AIT / Training
14 weeks
Training Location
Fort Gregg-Adams, VA
Career Field
Ordnance
Verdict: Not enough data
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Score Breakdown
About 91G Fire Control Repairer
Maintains and repairs fire control instruments and systems on Army weapon systems. Works on gun sights, targeting systems, and optical and electronic fire control equipment to maintain weapons accuracy.
14 weeks
Fort Gregg-Adams, VA
Ordnance
Recruiter vs. Reality
What the Recruiter Says
You'll maintain the fire control systems that make Army weapons accurate — gun sights, targeting computers, thermal imaging systems, and laser rangefinders on tanks, IFVs, and crew-served weapons. Fire control systems require precision maintenance and calibration that tolerates no error — a standard that develops technical discipline the civilian sector values. Defense contractors who support fire control systems on contract with the Army, Raytheon, BAE, and General Dynamics all employ 91G veterans for depot-level repair and field service representative positions. Precision optics and electro-optical systems maintenance is a civilian career field in its own right.
What It's Actually Like
Fire control systems are what make weapons accurate: the thermal sights, ballistic computers, laser rangefinders, and targeting systems on Abrams tanks, Bradley IFVs, and other weapon platforms. When fire control fails, the weapon can't shoot accurately, which makes your maintenance work operationally critical and your SFC's demeanor highly focused. The technical work involves optics alignment, electronic component troubleshooting, computer calibration, and sensor maintenance — a combination of precision mechanical work and electronics troubleshooting that is more sophisticated than most Army maintenance. Your TMs are dense and your calibration standards are tight because the tolerances on fire control systems are set by physics and ballistics, not by whoever was available to write the maintenance standard. Defense contractors who build these systems — BAE Systems, Elbit Systems, DRS Technologies, General Dynamics — need people who understand them from the user and maintainer side. The transition to defense contractor field service representative, technical advisor, or systems maintenance roles is direct. Your electronics troubleshooting background also supports broader defense electronics and government contractor careers.