49-0000 INSTALLATION, MAINTENANCE, AND REPAIR OCCUPATIONS
49-1000 Supervisors of Installation, Maintenance, and Repair Workers
49-1010 First-Line Supervisors of Mechanics, Installers, and Repairers
49-1011 First-Line Supervisors of Mechanics, Installers, and Repairers
Directly supervise and coordinate the activities of mechanics, installers, and repairers. May also advise customers on recommended services. Excludes team or work leaders.
Illustrative examples: Automobile Body Repair Supervisor, Fleet Maintenance Supervisor, Railroad Car Repair Supervisor
49-2000 Electrical and Electronic Equipment Mechanics, Installers, and Repairers
49-2010 Computer, Automated Teller, and Office Machine Repairers
49-2011 Computer, Automated Teller, and Office Machine Repairers
Repair, maintain, or install computers, word processing systems, automated teller machines, and electronic office machines such as duplicating and fax machines.
Illustrative examples: ATM Servicer, Cash Register Servicer, Data Processing Equipment Repairer
49-2020 Radio and Telecommunications Equipment Installers and Repairers
49-2021 Radio, Cellular, and Tower Equipment Installers and Repairers
Repair, install, or maintain mobile or stationary radio transmitting, broadcasting, and receiving equipment, and two-way radio communications systems used in cellular telecommunications, mobile broadband, ship-to-shore, aircraft-to-ground communications, and radio equipment in service and emergency vehicles. May test and analyze network coverage.
Illustrative examples: Radio Frequency Technician, Radio Mechanic, Two-Way Radio Technician
49-2022 Telecommunications Equipment Installers and Repairers, Except Line Installers
Install, set up, rearrange, or remove switching, distribution, routing, and dialing equipment used in central offices or headends. Service or repair telephone, cable television, Internet, and other communications equipment on customers’ property. May install communications equipment or communications wiring in buildings.
Illustrative examples: Fiber Optic Central Office Installer, Private Branch Exchange (PBX) Installer and Repairer
49-2090 Miscellaneous Electrical and Electronic Equipment Mechanics, Installers, and Repairers
49-2091 Avionics Technicians
Install, inspect, test, adjust, or repair avionics equipment such as radar, radio, navigation, and missile control systems in aircraft or space vehicles.
Illustrative examples: Aircraft Electrician, Aircraft Instrument Mechanic, Automatic Pilot Mechanic
49-2092 Electric Motor, Power Tool, and Related Repairers
Repair, maintain, or install electric motors, wiring, or switches.
Illustrative examples: Armature Rewinder, Electrical Parts Reconditioner
49-2093 Electrical and Electronics Installers and Repairers, Transportation Equipment
Install, adjust, or maintain mobile electronics communication equipment, including sound, sonar, security, navigation, and surveillance systems on trains, watercraft, or other mobile equipment.
Illustrative examples: Locomotive Electrician, Marine Electronics Repairer
49-2094 Electrical and Electronics Repairers, Commercial and Industrial Equipment
Repair, test, adjust, or install electronic equipment such as industrial controls, transmitters, and antennas.
Illustrative examples: Industrial Robotics Mechanic, Missile Pad Mechanic, Public Address System Mechanic
49-2095 Electrical and Electronics Repairers, Powerhouse, Substation, and Relay
Inspect, test, repair, or maintain electrical equipment in generating stations, substations, and in-service relays.
Illustrative examples: Power Transformer Repairer, Powerhouse Electrician, Relay Technician
49-2096 Electronic Equipment Installers and Repairers, Motor Vehicles
Install, diagnose, or repair communications, sound, security, or navigation equipment in motor vehicles.
Illustrative examples: Automotive Electrician, Car Alarm Installer, GPS Car Navigation Installer
49-2097 Audiovisual Equipment Installers and Repairers
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.
Illustrative examples: Home Theater Installer, Satellite Dish Installer, Wireless Internet Installer
49-2098 Security and Fire Alarm Systems Installers
Install, program, maintain, and repair security and fire alarm wiring and equipment. Ensure that work is in accordance with relevant codes.
Illustrative examples: Burglar Alarm Installer, Fire Alarm Installer, Home Security Alarm Installer
49-3000 Vehicle and Mobile Equipment Mechanics, Installers, and Repairers
49-3010 Aircraft Mechanics and Service Technicians
49-3011 Aircraft Mechanics and Service Technicians
Diagnose, adjust, repair, or overhaul aircraft engines and assemblies, such as hydraulic and pneumatic systems.
Illustrative examples: Aircraft Engine Specialist, Airframe Mechanic, Flight Test Mechanic, Helicopter Engine Mechanic
49-3020 Automotive Technicians and Repairers
49-3021 Automotive Body and Related Repairers
Repair and refinish automotive vehicle bodies and straighten vehicle frames.
Illustrative examples: Auto Body Customizer, Auto Bumper Straightener, Truck Body Repairer
49-3022 Automotive Glass Installers and Repairers
Replace or repair broken windshields and window glass in motor vehicles.
Illustrative examples: Auto Glass Mechanic, Automotive Glazier, Windshield Installer
49-3023 Automotive Service Technicians and Mechanics
Diagnose, adjust, repair, or overhaul automotive vehicles.
Illustrative examples: Auto Transmission Specialist, Automotive Brake Technician, Hybrid Car Mechanic
49-3030 Bus and Truck Mechanics and Diesel Engine Specialists
49-3031 Bus and Truck Mechanics and Diesel Engine Specialists
Diagnose, adjust, repair, or overhaul buses and trucks, or maintain and repair diesel engines.
Illustrative examples: Marine Diesel Technician, School Bus Mechanic, Tractor Trailer Mechanic
49-3040 Heavy Vehicle and Mobile Equipment Service Technicians and Mechanics
49-3041 Farm Equipment Mechanics and Service Technicians
Repair or overhaul farm machinery and vehicles such as tractors, harvesters, and irrigation systems.
Illustrative examples: Combine Mechanic, Dairy Equipment Repairer, Irrigation Equipment Mechanic
49-3042 Mobile Heavy Equipment Mechanics, Except Engines
Repair or overhaul mobile mechanical, hydraulic, and pneumatic equipment such as cranes and bulldozers.
Illustrative examples: Bulldozer Mechanic, Construction Equipment Mechanic, Forklift Mechanic
49-3043 Rail Car Repairers
Repair or overhaul railroad rolling stock, mine cars, or mass transit rail cars.
Illustrative examples: Streetcar Repairer, Subway Car Repairer, Trolley Car Overhauler
49-3050 Small Engine Mechanics
49-3051 Motorboat Mechanics and Service Technicians
Repair and adjust electrical and mechanical equipment of inboard or inboard-outboard boat engines.
Illustrative examples: Certified Marine Mechanic, Outboard Motor Mechanic
49-3052 Motorcycle Mechanics
Diagnose, adjust, repair, or overhaul motorcycles, scooters, mopeds, or dirt bikes.
Illustrative examples: Motor Scooter Mechanic, Motorcycle Service Technician
49-3053 Outdoor Power Equipment and Other Small Engine Mechanics
Repair or overhaul small engines used to power lawn mowers, chain saws, and recreational equipment.
Illustrative examples: Golf Cart Mechanic, Lawn Mower Repairer, Power Saw Mechanic
49-3090 Miscellaneous Vehicle and Mobile Equipment Mechanics, Installers, and Repairers
49-3091 Bicycle Repairers
Repair and service bicycles.
Illustrative examples: Bicycle Mechanic, Bicycle Service Technician
49-3092 Recreational Vehicle Service Technicians
Repair and maintain recreational vehicles including gas, electrical, hydraulic, and plumbing systems.
Illustrative examples: RV Repairer, RV Mechanic
49-3093 Tire Repairers and Changers
Repair and replace tires.
Illustrative examples: Tire Balancer, Tire Fixer
49-9000 Other Installation, Maintenance, and Repair Occupations
49-9010 Control and Valve Installers and Repairers
49-9011 Mechanical Door Repairers
Install, service, or repair automatic door mechanisms and hydraulic doors — from mall entrances to warehouse gates. Includes garage door mechanics who make sure the most overlooked piece of daily life actually works.
Illustrative examples: Automatic Door Mechanic, Garage Door Installer
49-9012 Control and Valve Installers and Repairers, Except Mechanical Door
Install, repair, and maintain mechanical regulating and controlling devices, like gas regulators, safety valves, or thermostats — ensuring pressure, temperature, and flow stay balanced across systems that power entire buildings or plants.
Illustrative examples: Gas Meter Installer, Air Valve Mechanic, Thermostat Repairer
49-9020 Heating, Air Conditioning, and Refrigeration Mechanics and Installers
49-9021 Heating, Air Conditioning, and Refrigeration Mechanics and Installers
Install or repair HVAC systems — the invisible infrastructure that keeps modern comfort possible. They’re the people who crawl into attics in summer heat or basements in winter frost, maintaining the quiet hum of climate control.
Illustrative examples: HVAC Mechanic, Gas Furnace Installer, Oil Burner Repairer
49-9030 Home Appliance Repairers
49-9031 Home Appliance Repairers
Repair, adjust, or install all kinds of home appliances — from refrigerators and washing machines to microwave ovens. They blend practical problem-solving with mechanical know-how, often saving homes from domestic chaos.
Illustrative examples: Appliance Technician, Vacuum Cleaner Repairer, Washing Machine Installer
49-9040 Industrial Machinery Installation, Repair, and Maintenance Workers
49-9041 Industrial Machinery Mechanics
Repair, install, adjust, or maintain production and refinery machinery. They are the unsung heroes of every factory, keeping conveyor belts running and turbines spinning.
Illustrative examples: Boilerhouse Mechanic, Foundry Equipment Mechanic, Hydroelectric Machinery Mechanic
49-9043 Maintenance Workers, Machinery
Perform routine maintenance — lubricating machines, changing parts, and keeping production lines in shape.
Illustrative examples: Crane Oiler, Machinery Servicer
49-9044 Millwrights
Install or dismantle heavy industrial machines according to blueprints or precision layouts. Known for engineering-level precision with calloused hands.
Illustrative examples: Machine Erector, Millwright, Machinery Dismantler
49-9045 Refractory Materials Repairers, Except Brickmasons
Work inside furnaces, kilns, and boilers — rebuilding fireproof linings that withstand staggering heat.
Illustrative examples: Kiln Door Builder, Cupola Repairer, Ladle Repairer
49-9050 Line Installers and Repairers
49-9051 Electrical Power-Line Installers and Repairers
Climb towering poles or work from bucket trucks to install and repair high-voltage power lines. They brave storms to restore electricity — literally keeping civilization lit.
Illustrative examples: Electric Utility Lineworker, Power Transmission Technician
49-9052 Telecommunications Line Installers and Repairers
Install and repair telephone, internet, and fiber optic cables — building the web that keeps the world connected.
Illustrative examples: Cable Television Installer, Fiber Optic Splicer, Telephone Line Technician
49-9060 Precision Instrument and Equipment Repairers
49-9061 Camera and Photographic Equipment Repairers
Repair and calibrate professional cameras and photographic systems, often requiring delicate touch and optical expertise.
Illustrative examples: Camera Technician, Photographic Equipment Repairer
49-9062 Medical Equipment Repairers
Repair and test biomedical or electromedical instruments — from defibrillators to MRI machines — blending mechanical precision with medical responsibility.
Illustrative examples: Biomedical Equipment Technician, Surgical Instrument Mechanic
49-9063 Musical Instrument Repairers and Tuners
Bring instruments back to life through tuning and craftsmanship. From pianos to violins, they ensure every note rings true.
Illustrative examples: Piano Tuner, Violin Repairer, Brass Instrument Restorer
49-9064 Watch and Clock Repairers
Repair, clean, and adjust timepieces — where each tick and gear demands patience and artistry.
Illustrative examples: Watchmaker, Clock Repair Technician, Horologist
49-9069 Precision Instrument and Equipment Repairers, All Other
Repair all manner of specialized devices, from telescopes to gyroscopes.
Illustrative examples: Telescope Technician, Gyroscope Repairer
49-9070 Maintenance and Repair Workers, General
49-9071 Maintenance and Repair Workers, General
Jack-of-all-trades mechanics who maintain buildings, systems, and machines. They patch walls, fix lights, unclog pipes, and keep the everyday world functional.
Illustrative examples: Building Maintenance Mechanic, Facilities Maintenance Worker
49-9080 Wind Turbine Service Technicians
49-9081 Wind Turbine Service Technicians
Climb towering turbines to inspect, diagnose, and repair renewable energy systems. A high-altitude blend of engineering, physical endurance, and environmental commitment.
Illustrative examples: Wind Energy Technician, Wind Turbine Mechanic
49-9090 Miscellaneous Installation, Maintenance, and Repair Workers
49-9091 Coin, Vending, and Amusement Machine Servicers and Repairers
Fix and maintain vending machines, arcade games, and slot machines — the quiet mechanics behind simple pleasures.
Illustrative examples: Arcade Games Mechanic, Vending Machine Filler, Slot Machine Technician
49-9092 Commercial Divers
Work underwater to inspect, weld, and repair marine structures or retrieve submerged materials. It’s a blend of danger, adventure, and engineering.
Illustrative examples: Salvage Diver, Underwater Welder, Marine Repair Diver
49-9094 Locksmiths and Safe Repairers
Design, repair, and open locks or safes — the guardians of access and secrecy.
Illustrative examples: Locksmith, Safe Mechanic, Vault Installer
49-9095 Manufactured Building and Mobile Home Installers
Assemble or relocate prefabricated homes, balancing heavy construction with precision fitting.
Illustrative examples: Mobile Home Mechanic, Modular Building Installer
49-9096 Riggers
Set up and repair rigging for cranes, ships, and stages — from skyscraper lifts to concert pyrotechnics.
Illustrative examples: Crane Rigger, Shipyard Rigger, Acrobatic Rigger
49-9097 Signal and Track Switch Repairers
Maintain and repair rail track signal systems — where a single malfunction can mean catastrophe.
Illustrative examples: Rail Signal Mechanic, Track Switch Technician
49-9098 Helpers – Installation, Maintenance, and Repair Workers
Assist technicians in maintenance and repairs, learning the craft from the ground up.
Illustrative examples: Mechanic Helper, Locksmith Assistant, Motorboat Mechanic Helper
49-9099 Installation, Maintenance, and Repair Workers, All Other
All other specialists who keep our built world running — from bowling alleys to parachute rigs.
Illustrative examples: Fire Extinguisher Installer, Gunsmith, Sail Repairer