The Wheeled Vehicle Mechanic is primarily responsible for supervising and performing maintenance and recovery operations on wheeled vehicles and associated items, as well as heavy-wheeled vehicles.
The Power-Generation Equipment Repairer is responsible for supervising and performing maintenance and overhaul of Power-Generation equipment, internal combustion engines and associated equipment.
The Machinist is primarily responsible for supervising and performing the fabrication, repair and modification of metallic and nonmetallic parts. They operate lathes, drill presses, grinders and other machine shop equipment.
Army forces use a wide array of weapons, from small arms to field artillery to large ballistic missiles. Most of these weapons have mechanical components and systems that help aim and fire these weapons. It's the Small Arms/Artillery Repairer's responsibility to keep these weapons operating properly.
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.
As an integral member of the Mechanical Maintenance team, the Track Vehicle Repairer is primarily responsible for performing maintenance on tracked vehicles and supervising activities that include fuel and electrical system repair and maintenance.