Marine Corps

3521:Automotive Maintenance Technician (MOS 3521)

Service, inspects, and maintains motor transport equipment


Is there a clearance required?: No

Is this a combat or support MOS?: Support


Military Duties:

Mechanics (MOS 3521) service, inspect, maintain, and repair motor transport equipment for the Marine Corps. The role of an Automotive Maintenance Technician (MOS 3521) is high priority since other soldiers depend on mechanics to provide reliable, consistent operating motor vehicles. Motor vehicles and equipment that break down in the field pose a serious risk for soldiers trapped until repairs are made. Consequently, Marine Corps Mechanics often work in high risk circumstances, especially in combat situations where quick yet effective repairs are essential. Marine Mechanics are not your average grease monkey and are exceptional at diagnosing and making timely repairs.

Military Duties Translated:

There are many Marine Corps Mechanics (MOS 3521) that enter the military career with some previous experience working in the industry. At the very least many grew up working with their dad or another mentor maintaining and repairing vehicles. Therefore, combined with the training and experience you receive in the Marine Corps, you are well prepared for civilian employment as a mechanic. Countless auto shops love to hire former Marines that worked in the military as mechanics. Your expertise on unusual, military-specific motor vehicle equipment goes a long ways in being able to diagnose and repair just about any type of engine. Some former MOS 3521 work at auto shops while others perform work as mechanics for dealerships. Trucking companies and airlines also will actively seek former military because of the unique skills and expertise of its mechanics.

Some civilian jobs best suited to this type of military experience:

Aircraft Mechanic