US Department of Defense - - Responsibilities: Troubleshoot, repair, modify and maintain a variety of construction, industrial, combat, tactical and powered support equipment such as bulldozers, tractors, trucks, tracked recovery vehicles, ambulances, generators and forklifts.; Remove and repair major systems or components of equipment to include power packs, transmissions, transfers, gear reduction units, injector pumps, air conditioners, fuel pumps and alternators.; Make idle speed, current, brake, and transmission linkage adjustments.; Perform initial and in-process inspections, mechanical diagnostics and troubleshoot to localize defects and determine cause of malfunction, mechanical maintenance on defective parts, and minor body work.; Provide technical assistance to unit personnel. Operate motor vehicles to perform the duties of this position.