US Department of Defense - - Responsibilities: Troubleshoot, repair, modify and maintain a variety of construction, industrial, combat, tactical, and power generation equipment.; Repair and replace components of the cooling, braking, exhaust, power train, or hydraulic systems on a combat and tactical, automotive, and powered support equipment.; Perform operational inspections and ensure vehicles are properly serviced and repaired.; Perform preventative maintenance checks and services; Perform minor body work