Repair, maintain, or install electric motors, wiring, or switches.

Install, adjust, or maintain mobile electronics communication equipment, including sound, sonar, security, navigation, and surveillance systems on trains, watercraft, or other mobile equipment.

Repair, test, adjust, or install electronic equipment, such as industrial controls, transmitters, and antennas.

Inspect, test, repair, or maintain electrical equipment in generating stations, substations, and in-service relays.

Install, diagnose, or repair communications, sound, security, or navigation equipment in motor vehicles.

Install, repair, or adjust audio or television receivers, stereo systems, camcorders, video systems, or other electronic entertainment equipment in homes or other venues. May perform routine maintenance.

Install, program, maintain, and repair security and fire alarm wiring and equipment. Ensure that work is in accordance with relevant codes.

Diagnose, adjust, repair, or overhaul aircraft engines and assemblies, such as hydraulic and pneumatic systems.

Repair and refinish automotive vehicle bodies and straighten vehicle frames.

Replace or repair broken windshields and window glass in motor vehicles.