Army MOS 91G - U.S. Army Fire Control Repairer

U.S. Soldier performs maintenance on a Browning .50 Cal Heavy-Barrel Machine Gun
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Job Overview

The Fire Control Repairer is primarily responsible for supervising and performing maintenance on combat vehicle, infantry and artillery fire control systems and equipment, as well as related test equipment. It is a position of special interest to enlisted personnel, who would like to work in electrical or electronic repair.

Basic Job Description

Duties performed by Soldiers in this MOS include:

Maintains direct and general support and/or repairs laser ranger finders, ballistic computers, laser observation devices, laser designators, thermal imaging systems, periscopes, telescopes, commander's weapon station/auxiliary sights, aiming circles, image transfer assemblies, quadrants, mount assemblies, fire control support equipment, and test, measurement, and diagnostic equipment.

Performs battlefield damage assessment and repair.

Supervises lower grade soldiers and provides technical guidance to the soldiers to diagnose and troubleshoot malfunctions in fire control systems and related equipment at the direct and general support maintenance level.

Training Information

Job training for a fire control repairer requires 10 weeks of Basic Combat Training and 19 weeks of Advanced Individual Training with on-the-job instructions. Part of this time is spent in the classroom and part in the field.

Some of the skills you’ll learn are: Electronic and mechanical principles and concepts, operation of electronic, electrical and mechanical test equipment, understanding schematics, drawings, blueprints and wiring diagrams, operation, testing and maintenance of specific types of weapons systems, and the operation and maintenance of fire control systems on ships.

Your Skill Set

  • Aptitude in science and math
  • Interest in electronic or electrical equipment
  • High attention to detail
  • Interest in working with weapons

ASVAB Score Required: 98 in aptitude area EL OR 93 in aptitude area EL and 88 in aptitude area GT

Security Clearance: Confidential

Strength Requirement: very heavy

Physical Profile Requirement: 222222

Other Requirements


The basic compensation corresponds to your pay grade and years of service  enlisted in the Army. Total compensation includes housing, medical, food, special pay, and vacation time.

Similar Civilian Occupations

  • Electrical and Electronics Repairers, Commercial and Industrial Equipment
  • First-Line Supervisors/Managers of Mechanics, Installers, and Repairer

Future Civilian Careers

The skills you learn will help prepare you for a career as an electronic mechanic, an avionics technician or a missile facilities repairer with companies that design, build and test weapons for the military.

Possible (PaYS) Program Eligibility

This position may be a good fit for a job recruitment program called Army PaYS, which offers a recruitment option that guarantees a job interview, after the Army, with military friendly employers, such as AT&T, Hewlet-Pakard, Kraft Foods, and other large companies.

These employers are looking for experienced Veterans to join their organization. Those interested in this job should explore the Army PaYS Program at