Must be able to operate all hand and power tools, measuring gauges and instruments, sophisticated electronic and other diagnostic equipment including computers, all welding and cutting equipment, specialty plumbing and electrical tools, machining and metal fabrication equipment, fork lifts, loaders, trucks, heavy and light duty equipment, safety equipment, lifts and cranes, service manuals, diagrams and schematics. Repair and maintain plumbing, electrical, high and low voltage control circuits, boilers, HVAC systems, automated building control systems, well and pumps, overhead doors, locks and fire suppression systems.