Diagnose, inspect, adjust, repair, or overhaul recreational vehicles including travel trailers. They specialize in maintaining gas, electrical, hydraulic, plumbing, or chassis/towing systems as well as repairing generators, appliances, and interior components. Includes workers who perform customized van conversions.
Repair and refinish automotive vehicle bodies and straighten vehicle frames.
Install, program, maintain, or repair security or fire alarm wiring and equipment. They ensure that work is in accordance with relevant codes.
Install, diagnose, or repair communications, sound, security, or navigation equipment in motor vehicles.
Install, adjust, or maintain mobile electronics communication equipment, including sound, sonar, security, navigation, and surveillance systems on trains, watercraft, or other mobile equipment.
Install, set up, rearrange, or remove switching, distribution, routing, and dialing equipment used in central offices or headends. They service or repair telephone, cable television, internet, and other communications equipment on customers' property. They install communications equipment or communications wiring in buildings.
Directly supervise and coordinate the activities of mechanics, installers, and repairers.
Place and detonate explosives to demolish structures or to loosen, remove, or displace earth, rock, or other materials. They perform specialized handling, storage, and accounting procedures. Includes seismograph shooters.
Set up or operate a variety of drills to remove underground oil and gas, or remove core samples for testing during oil and gas exploration.
