Execute air brake inspections and repairs, including overhauls, measuring brake lining thickness, servicing drums and S Cams, adjusting brakes, and replacing S Cams, bushings, slack adjusters, relay valves, and air tanks. Perform rail and lift-gate maintenance, including adjusting hydraulic gate platforms and controls, diagnosing mechanical and electrical issues, and replacing rail cables, cylinders, motors, pumps, and relays.