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 combat and tactical, automotive, and powered support equipment; Remove, adjust or replace defective or worn parts and components; Perform operational inspections and ensure vehicles are properly serviced and repaired; Perform preventative maintenance checks and services