United States Army careers
Self-Propelled Artillery Systems Mechanic hero
91P
engineering
CMF Mechanical MaintenanceUnited States Army

Self-Propelled Artillery Systems Mechanic

Difficulty · moderateFitness · moderate Requirements being verified

Job Overview

As a Self-Propelled Artillery Systems Mechanic, you’ll supervise and gain the skills needed to perform maintenance and recovery operations on all self-propelled field artillery cannon weapon systems, including automotive, turret, fire control, and chemical protection subsystems. You’ll learn the proper methods to check the hydraulics system, maintain and repair the power drive, the weapons systems, and the computers. You will also learn to identify, use, and maintain a wide range of tools to get the job done.

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Official Qualification Requirements

Army line score

Requirements being verified against the official service publication. We do not display unofficial or estimated scores — contact a recruiter for the current minimum.

Requirements are subject to change by the Department of Defense and each service. Always confirm the current standard with an official recruiter before making a decision.

U.S. citizenship
Green card holders eligible

Not required. GoArmy.com states you must "be a U.S. citizen or permanent resident with a valid Green Card" to enlist, so green card holders qualify for this job (also 10 U.S.C. 504). Source: goarmy.com/how-to-join/requirements. Citizens of the Freely Associated States (Micronesia, Marshall Islands, Palau) may also enlist under 10 U.S.C. 504. Verified August 2026 against the official branch site, 10 U.S.C. 504, and AR 601-210 (20 March 2026).

Physical requirements
Required skills
Maintenance & RepairsWeapons SystemsEngine Hydraulics & Electrical Systems
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Official recruiting video for Self-Propelled Artillery Systems Mechanic coming soon.

Career Progression

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      Mental Demand0
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      Context: 91P Self-Propelled Artillery Systems Mechanic