Performs installation, removal, maintenance, troubleshooting, and repair of asset-mounted equipment and 12-volt electrical systems, including lighting, warning equipment, communications equipment, wiring, switches, relays, fuses, power distribution components, and other accessories. ~ Performs maintenance, diagnosis, and repair of heavy-duty assets, small engines, and specialized equipment, including gasoline, diesel, hydraulic, pneumatic, and electrically operated systems, depending upon assignment.