Troubleshoots, installs, removes, repairs, modifies, adjusts, inspects, and tests such components as regulators, flow indicators, actuator motors, thruster and positioning mechanisms, seat actuators, catapult guide rails, ejection seats, rocket packs, and canopies, etc. May be required to perform such additional duties as structural firefighting, aircraft fire/crash/rescue duty, security guard, snow removal, munitions loading and handling, heavy equipment operator, maintenance of facilities and equipment, or serve as a member of a team to cope with natural disasters or civil emergencies.