Make periodic inspections for new and existing electrical components (120v, 208v, 240v, 277v, and 480v three-phase), including wiring, conduit, service panels, breakers, contractors, relays, timers, and other associated controls. Perform EMT conduit bending and installation, connect circuits and breakers, replace fuses and fuse boxes, install receptacles, switches, light fixtures, and test voltages.