Skip navigation

Helpers--Installation, Maintenance, and Repair Workers - 49-9098.00

O*NET-SOC Description

Help installation, maintenance, and repair workers in maintenance, parts replacement, and repair of vehicles, industrial machinery, and electrical and electronic equipment. Perform duties such as furnishing tools, materials, and supplies to other workers; cleaning work area, machines, and tools; and holding materials or tools for other workers.

Sample of Reported Job Titles

  • Building Equipment Operator (BEO)
  • Facilities Maintenance Technician
  • General Maintenance Mechanic
  • Helper
  • Maintenance Helper
  • Maintenance Mechanic
  • Maintenance Technician
  • Mechanic Helper
  • Trades Helper
  • Well Tender

SOC Occupation Groups

Related Occupations

Tasks

  • Adjust, connect, or disconnect wiring, piping, tubing, and other parts, using hand or power tools.
  • Adjust, maintain, and repair tools, equipment, and machines, and assist more skilled workers with similar tasks.
  • Apply protective materials to equipment, components, and parts to prevent defects and corrosion.
  • Assemble and maintain physical structures, using hand or power tools.
  • Clean or lubricate vehicles, machinery, equipment, instruments, tools, work areas, and other objects, using hand tools, power tools, and cleaning equipment.
  • Design, weld, and fabricate parts, using blueprints or other mechanical plans.
  • Diagnose electrical problems and install and rewire electrical components.
  • Disassemble broken or defective equipment to facilitate repair and reassemble equipment when repairs are complete.
  • Examine and test machinery, equipment, components, and parts for defects to ensure proper functioning.
  • Hold or supply tools, parts, equipment, and supplies for other workers.
  • Install or replace machinery, equipment, and new or replacement parts and instruments, using hand or power tools.
  • Order new parts to maintain inventory.
  • Position vehicles, machinery, equipment, physical structures, and other objects for assembly or installation, using hand tools, power tools, and moving equipment.
  • Prepare work stations for use by mechanics and repairers.
  • Tend and observe equipment and machinery to verify efficient and safe operation.
  • Transfer tools, parts, equipment, and supplies to and from work stations and other areas.

Detailed Work Activities

  • Adjust equipment to ensure optimal performance.
  • Apply protective coverings to objects or surfaces near work areas.
  • Assemble structural components.
  • Clean equipment, parts, or tools to repair or maintain them in good working order.
  • Clean work areas.
  • Connect electrical components or equipment.
  • Connect hoses to equipment or piping.
  • Disassemble equipment for maintenance or repair.
  • Fabricate parts or components.
  • Inspect electrical or electronic systems for defects.
  • Inspect mechanical equipment to locate damage, defects, or wear.
  • Install machine or equipment replacement parts.
  • Lubricate equipment to allow proper functioning.
  • Maintain work equipment or machinery.
  • Move materials, equipment, or supplies.
  • Observe equipment in operation to detect potential problems.
  • Operate welding equipment.
  • Order materials, supplies, or equipment.
  • Position equipment using hand tools, power tools, or heavy equipment.
  • Reassemble equipment after repair.
  • Repair electrical components.
  • Test mechanical equipment to ensure proper functioning.

Military Crosswalk Titles

  • Aerospace Propulsion (Air Force - Enlisted)
  • Aerospace Propulsion Apprentice, F100, F119, F135 Jet Engines (Air Force - Enlisted)
  • Aerospace Propulsion Apprentice, F101, F110, F118 Jet Engines (Air Force - Enlisted)
  • Aerospace Propulsion Apprentice, TF33, CF6, F103, F108, F117, TFE-731, TF34, TF39, PW 2040, F138 Jet Engines (Air Force - Enlisted)
  • Aerospace Propulsion Apprentice, Turboprop And Turboshaft Propulsion (Air Force - Enlisted)
  • Aerospace Propulsion Craftsman, Turbofan and Turbojet Propulsion (Air Force - Enlisted)
  • Aerospace Propulsion Craftsman, Turboprop And Turboshaft Propulsion (Air Force - Enlisted)
  • Aerospace Propulsion Helper, F100, F119, F135 Jet Engines (Air Force - Enlisted)
  • Aerospace Propulsion Helper, F101, F110, F118 Jet Engines (Air Force - Enlisted)
  • Aerospace Propulsion Helper, TF33, CF6, F103, F108, F117, TFE-731, TF34, TF39, PW 2040, F138 Jet Engines (Air Force - Enlisted)
  • Aerospace Propulsion Helper, Turboprop And Turboshaft Propulsion (Air Force - Enlisted)
  • Aerospace Propulsion Journeyman, F100, F101, F110, F118, F119, F135 Jet Engines (Air Force - Enlisted)
  • Aerospace Propulsion Journeyman, TF33, CF6, F103, F108, F117, TFE-731, TF34, TF39, PW 2040, F138 Jet Engines (Air Force - Enlisted)
  • Aerospace Propulsion Journeyman, Turboprop And Turboshaft Propulsion (Air Force - Enlisted)
  • Aerospace Propulsion Superintendent (Air Force - Enlisted)
  • Air Traffic Control Communications Technician (Marine Corps - Enlisted)
  • Air Traffic Control Radar Technician (Marine Corps - Enlisted)
  • Aircraft Avionics Technician, AV-8B (Marine Corps - Enlisted)
  • Aircraft Electrical Systems Technician, EA-6 (Marine Corps - Enlisted)
  • Aircraft Electrical Systems Technician, F/A-18 (Marine Corps - Enlisted)
  • Aircraft Electrical Systems Technician, KC-130 (Marine Corps - Enlisted)
  • Aircraft Electrical/Instrument/Flight Control Systems Technician, IMA (Marine Corps - Enlisted)
  • Aircraft Fuel Systems (Air Force - Enlisted)
  • Aircraft Fuel Systems Apprentice (Air Force - Enlisted)
  • Aircraft Fuel Systems Craftsman (Air Force - Enlisted)
  • Aircraft Fuel Systems Helper (Air Force - Enlisted)
  • Aircraft Fuel Systems Journeyman (Air Force - Enlisted)
  • Aircraft Hydraulic Systems (Air Force - Enlisted)
  • Aircraft Hydraulic Systems Apprentice (Air Force - Enlisted)
  • Aircraft Hydraulic Systems Craftsman (Air Force - Enlisted)
  • Aircraft Hydraulic Systems Helper (Air Force - Enlisted)
  • Aircraft Hydraulic Systems Journeyman (Air Force - Enlisted)
  • Aircraft Maintenance Support Equipment Electrician/Refrigeration Mechanic (Marine Corps - Enlisted)
  • Aircraft Maintenance Support Equipment Hydraulic/Pneumatic/Structures Mechanic (Marine Corps - Enlisted)
  • Aircraft Ordnance Technician (Marine Corps - Enlisted)
  • Aircraft Pneudraulics Repairer (Army - Enlisted)
  • Aircraft Powertrain Repairer (Army - Enlisted)
  • Aircrew Egress Systems (Air Force - Enlisted)
  • Aircrew Egress Systems Apprentice (Air Force - Enlisted)
  • Aircrew Egress Systems Craftsman (Air Force - Enlisted)
  • Aircrew Egress Systems Helper (Air Force - Enlisted)
  • Aircrew Egress Systems Journeyman (Air Force - Enlisted)
  • Airfield Systems (Air Force - Enlisted)
  • Airfield Systems Apprentice (Air Force - Enlisted)
  • Airfield Systems Craftsman (Air Force - Enlisted)
  • Airfield Systems Helper Helper (Air Force - Enlisted)
  • Airfield Systems Journeyman (Air Force - Enlisted)
  • Assault Amphibious Vehicle (AAV) Repairer/Technician (Marine Corps - Enlisted)
  • Aviation Communication Systems Technician (Marine Corps - Enlisted)
  • Aviation Electrician's Mate (Navy - Enlisted)
  • Aviation Meteorological Equipment Technician, OMA/IMA (Marine Corps - Enlisted)
  • Aviation Ordnance Systems Technician (Marine Corps - Enlisted)
  • Aviation Ordnanceman (Navy - Enlisted)
  • Aviation Radar Repairer (Marine Corps - Enlisted)
  • Aviation Support Equipmentman (Navy - Enlisted)
  • Boatswain's Mate (Navy - Enlisted)
  • BRADLEY Fighting Vehicle System Maintainer (Army - Enlisted)
  • Electrician's Mate (Navy - Enlisted)
  • Electro-Optical Ordnance Repairer (Marine Corps - Enlisted)
  • Electronics Technician (Navy - Enlisted)
  • Engineer Equipment Electrical Systems Technician (Marine Corps - Enlisted)
  • Engineman (Navy - Enlisted)
  • Field Artillery (FA) Firefinder Radar Operator (Army - Enlisted)
  • Field Artillery Radar Operator (Marine Corps - Enlisted)
  • Field Artillery Surveyor/Meteorological Crewmember (Army - Enlisted)
  • Fire Control Repairer (Army - Enlisted)
  • Fire Controlman (Navy - Enlisted)
  • Fixed-Wing Aircraft Crew Chief, KC-130 (Marine Corps - Enlisted)
  • Gas Turbine System Technician (Electrical) (Navy - Enlisted)
  • Gas Turbine System Technician (Mechanical) (Navy - Enlisted)
  • Ground Radar Systems (Air Force - Enlisted)
  • Ground Radar Systems Apprentice (Air Force - Enlisted)
  • Ground Radar Systems Craftsman (Air Force - Enlisted)
  • Ground Radar Systems Helper (Air Force - Enlisted)
  • Ground Radar Systems Journeyman (Air Force - Enlisted)
  • Gunner's Mate (Navy - Enlisted)
  • Heating, Ventilation, Air Conditioning, and Refrigeration (Air Force - Enlisted)
  • Heating, Ventilation, Air Conditioning, and Refrigeration Apprentice (Air Force - Enlisted)
  • Heating, Ventilation, Air Conditioning, and Refrigeration Craftsman (Air Force - Enlisted)
  • Heating, Ventilation, Air Conditioning, and Refrigeration Helper (Air Force - Enlisted)
  • Heating, Ventilation, Air Conditioning, and Refrigeration Journeyman (Air Force - Enlisted)
  • Hull Maintenance Technician (Navy - Enlisted)
  • Light Armored Vehicle (LAV) Repairer/Technician (Marine Corps - Enlisted)
  • M1 Abrams Tank System Maintainer (Army - Enlisted)
  • Machinist's Mate (Navy - Enlisted)
  • Machinist's Mate (Nuclear) (Navy - Enlisted)
  • Main Battle Tank (MBT) Repairer/Technician (Marine Corps - Enlisted)
  • Missile And Space Systems Electronic Maintenance (Air Force - Enlisted)
  • Missile And Space Systems Electronic Maintenance Apprentice (Air Force - Enlisted)
  • Missile And Space Systems Electronic Maintenance Apprentice, ALCM (Air Force - Enlisted)
  • Missile And Space Systems Electronic Maintenance Apprentice, ICBM (Air Force - Enlisted)
  • Missile And Space Systems Electronic Maintenance Craftsman (Air Force - Enlisted)
  • Missile And Space Systems Electronic Maintenance Helper (Air Force - Enlisted)
  • Missile And Space Systems Electronic Maintenance Helper, ALCM (Air Force - Enlisted)
  • Missile And Space Systems Electronic Maintenance Helper, ICBM (Air Force - Enlisted)
  • Missile And Space Systems Electronic Maintenance Journeyman (Air Force - Enlisted)
  • Mobile Facility Technician (Marine Corps - Enlisted)
  • Motor Vehicle Operator (Marine Corps - Enlisted)
  • Munitions Systems (Air Force - Enlisted)
  • Munitions Systems Apprentice (Air Force - Enlisted)
  • Munitions Systems Craftsman (Air Force - Enlisted)
  • Munitions Systems Helper (Air Force - Enlisted)
  • Munitions Systems Journeyman (Air Force - Enlisted)
  • Munitions Systems Superintendent (Air Force - Enlisted)
  • Nondestructive Inspection (Air Force - Enlisted)
  • Nondestructive Inspection Apprentice (Air Force - Enlisted)
  • Nondestructive Inspection Craftsman (Air Force - Enlisted)
  • Nondestructive Inspection Helper (Air Force - Enlisted)
  • Nondestructive Inspection Journeyman (Air Force - Enlisted)
  • OH-58D/Armament/Electrical/Avionics Systems Repairer (Army - Enlisted)
  • Power Generation Equipment Repairer (Army - Enlisted)
  • Quartermaster and Chemical Equipment Repairer (Army - Enlisted)
  • Radio Operator-Maintainer (Army - Enlisted)
  • Railway Section Repairer (RC) (Army - Enlisted)
  • Remotely Piloted Aircraft Maintenance (Air Force - Enlisted)
  • Remotely Piloted Aircraft Maintenance Apprentice, MQ-1/MQ-9 (Air Force - Enlisted)
  • Remotely Piloted Aircraft Maintenance Apprentice, RQ-4 (Air Force - Enlisted)
  • Remotely Piloted Aircraft Maintenance Craftsman (Air Force - Enlisted)
  • Remotely Piloted Aircraft Maintenance Helper, MQ-1/MQ-9 (Air Force - Enlisted)
  • Remotely Piloted Aircraft Maintenance Helper, RQ-4 (Air Force - Enlisted)
  • Remotely Piloted Aircraft Maintenance Journeyman, MQ-1/MQ-9 (Air Force - Enlisted)
  • Remotely Piloted Aircraft Maintenance Journeyman, RQ-4 (Air Force - Enlisted)
  • Satellite Communications Operator (Marine Corps - Enlisted)
  • Satellite Communications Systems Operator-Maintainer (Army - Enlisted)
  • Self Propelled Artillery Systems Maintainer (Army - Enlisted)
  • Small Arms Repairer/Technician (Marine Corps - Enlisted)
  • Small Arms/Artillery Repairer (Army - Enlisted)
  • STRYKER Systems Maintainer (Army - Enlisted)
  • Towed Artillery Systems Technician (Marine Corps - Enlisted)
  • Tracked Vehicle Repairer (Army - Enlisted)
  • Tropospheric Scatter Radio Multi-channel Equipment Operator (Marine Corps - Enlisted)
  • UH-60 Helicopter Repairer (Army - Enlisted)
  • Utilities Equipment Repairer (Army - Enlisted)
  • Water and Fuel Systems Maintenance (Air Force - Enlisted)
  • Water and Fuel Systems Maintenance Apprentice (Air Force - Enlisted)
  • Water and Fuel Systems Maintenance Craftsman (Air Force - Enlisted)
  • Water and Fuel Systems Maintenance Helper (Air Force - Enlisted)
  • Water and Fuel Systems Maintenance Journeyman (Air Force - Enlisted)
  • Wheeled Vehicle Repairer (Army - Enlisted)

Apprenticeship Crosswalk Titles

  • Facilities Locator
  • Service Planner (Light, Heat)
  • Service Planner (Light; Heat)

DOT Crosswalk Titles

  • Air-Conditioning Installer-Servicer Helper, Window Unit
  • Airframe-and-Power-Plant-Mechanic Helper
  • Armature-Winder Helper, Repair
  • Automobile-Body-Repairer Helper
  • Automobile-Mechanic Helper
  • Cable-Splicer Helper
  • Car-Repairer Helper
  • Construction-Equipment-Mechanic Helper
  • Diesel-Mechanic Helper
  • Elevator-Constructor Helper
  • Elevator-Repairer Helper
  • Facilities Locator
  • Fire-Equipment-Inspector Helper
  • Furnace-Installer-and-Repairer Helper, Hot Air
  • Gas-Appliance-Servicer Helper
  • Gas-Meter-Installer Helper
  • Gas-Regulator-Repairer Helper
  • Heating-and-Air-Conditioning Installer-Servicer Helper
  • Hydroelectric-Machinery-Mechanic Helper
  • Industrial-Gas-Servicer Helper
  • Instrument-Repairer Helper
  • Instrument-Technician Helper
  • Laboratory Helper
  • Machinist Helper, Outside
  • Maintenance Mechanic Helper
  • Maintenance-Mechanic Helper
  • Maintenance-Repairer Helper, Industrial
  • Meter-Repairer Helper
  • Millwright Helper
  • Motorboat-Mechanic Helper
  • Oil-Burner-Servicer-and-Installer Helper
  • Ordnance-Artificer Helper
  • Overhauler Helper
  • Pinsetter-Mechanic Helper
  • Powerhouse-Mechanic Helper
  • Pump-Servicer Helper
  • Refrigeration-Mechanic Helper
  • Repairer Helper
  • Rigger Helper
  • Salvager Helper
  • Service Planner
  • Service-Mechanic Helper, Compressed-Gas Equipment
  • Sewing-Machine-Repairer Helper
  • Signal Maintainer Helper
  • Solar-Energy-System-Installer Helper
  • Spray-Gun-Repairer Helper
  • Street-Light-Repairer Helper
  • Street-Light-Servicer Helper
  • Streetcar-Repairer Helper
  • Tractor-Mechanic Helper