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Helpers--Installation, Maintenance, and Repair Workers
SOC Code: 49-9098.00

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


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

Technology Skills

  • Computer aided design CAD software - HVAC tools software
  • Data base user interface and query software - Data logging software
  • Electronic mail software - Microsoft Outlook
  • Enterprise resource planning ERP software - SAP software
  • Facilities management software - Facility energy management software
  • Industrial control software - Building automation software
  • Office suite software - Microsoft Office
  • Operating system software - Microsoft Windows
  • Presentation software - Microsoft PowerPoint
  • Spreadsheet software - Microsoft Excel
  • Word processing software - Atlas Construction Business Forms; Microsoft Word

Tools Used

  • Adjustable wrenches
  • Air compressors
  • Articulating boom lift - Bucket trucks
  • Backhoes
  • Ball peen hammer - Ball peen hammers
  • Box end wrenches
  • Caulking guns
  • Claw hammer - Claw hammers
  • Combination wrenches
  • Conventional truck cranes - Boom trucks
  • Dollies
  • Drilling machines - Drill presses
  • Facial shields - Face masks
  • Forklifts
  • Front end loaders
  • Goggles - Safety goggles
  • Grease guns
  • Hand trucks or accessories - Hand trucks
  • Hoists - Chain hoists; Hi-los; Power hoists
  • Ladders
  • Levels - Automatic levels; Carpenters' levels; Torpedo levels
  • Locking pliers
  • Mallets
  • Manlift or personnel lift - Bosun chairs
  • Needlenose pliers
  • Notebook computers
  • Open end wrenches
  • Paint brushes - Paint application brushes
  • Paint rollers - Paint application rollers
  • Personal computers
  • Pipe or tube cutter - Pipe cutters
  • Pipe wrenches
  • Pneumatic drill - Pneumatic drills
  • Pneumatic hammer - Air chisels; Jackhammers; Pneumatic hammers
  • Pneumatic sanding machines - Sandblasters
  • Portable data input terminals - Computerized meter readers
  • Power chippers
  • Power drills
  • Power grinders
  • Power nail guns - Power nailers
  • Power sanders
  • Power saws - Circular saws; Reciprocating saws; Saber saws
  • Pressure or steam cleaners - Steam cleaning equipment
  • Protective gloves - Safety gloves
  • Ratchets
  • Scaffolding
  • Screwdrivers - Phillips head screwdrivers; Straight screwdrivers
  • Skid steer loaders - Skip loaders
  • Sledge hammer - Sledgehammers
  • Spot welding machine - Portable welding equipment
  • Stripping tools - Wire strippers
  • Threading machine - Pipe threading machines
  • Torque wrenches
  • Track cranes - Overhead cranes
  • Tube end finisher - Tube crimping tools
  • Utility knives
  • Vacuum pumps
  • Wire cutters


  • Mechanical - Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
  • English Language - Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.


  • Operation Monitoring - Watching gauges, dials, or other indicators to make sure a machine is working properly.
  • Active Listening - Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.
  • Critical Thinking - Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.
  • Equipment Maintenance - Performing routine maintenance on equipment and determining when and what kind of maintenance is needed.
  • Repairing - Repairing machines or systems using the needed tools.
  • Troubleshooting - Determining causes of operating errors and deciding what to do about it.
  • Coordination - Adjusting actions in relation to others' actions.
  • Judgment and Decision Making - Considering the relative costs and benefits of potential actions to choose the most appropriate one.
  • Monitoring - Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
  • Operation and Control - Controlling operations of equipment or systems.
  • Speaking - Talking to others to convey information effectively.


  • Control Precision - The ability to quickly and repeatedly adjust the controls of a machine or a vehicle to exact positions.
  • Manual Dexterity - The ability to quickly move your hand, your hand together with your arm, or your two hands to grasp, manipulate, or assemble objects.
  • Arm-Hand Steadiness - The ability to keep your hand and arm steady while moving your arm or while holding your arm and hand in one position.
  • Multilimb Coordination - The ability to coordinate two or more limbs (for example, two arms, two legs, or one leg and one arm) while sitting, standing, or lying down. It does not involve performing the activities while the whole body is in motion.
  • Near Vision - The ability to see details at close range (within a few feet of the observer).
  • Oral Comprehension - The ability to listen to and understand information and ideas presented through spoken words and sentences.
  • Problem Sensitivity - The ability to tell when something is wrong or is likely to go wrong. It does not involve solving the problem, only recognizing there is a problem.
  • Static Strength - The ability to exert maximum muscle force to lift, push, pull, or carry objects.
  • Trunk Strength - The ability to use your abdominal and lower back muscles to support part of the body repeatedly or continuously over time without 'giving out' or fatiguing.
  • Finger Dexterity - The ability to make precisely coordinated movements of the fingers of one or both hands to grasp, manipulate, or assemble very small objects.
  • Visualization - The ability to imagine how something will look after it is moved around or when its parts are moved or rearranged.
  • Deductive Reasoning - The ability to apply general rules to specific problems to produce answers that make sense.
  • Extent Flexibility - The ability to bend, stretch, twist, or reach with your body, arms, and/or legs.
  • Inductive Reasoning - The ability to combine pieces of information to form general rules or conclusions (includes finding a relationship among seemingly unrelated events).
  • Information Ordering - The ability to arrange things or actions in a certain order or pattern according to a specific rule or set of rules (e.g., patterns of numbers, letters, words, pictures, mathematical operations).
  • Oral Expression - The ability to communicate information and ideas in speaking so others will understand.
  • Visual Color Discrimination - The ability to match or detect differences between colors, including shades of color and brightness.
  • Category Flexibility - The ability to generate or use different sets of rules for combining or grouping things in different ways.
  • Far Vision - The ability to see details at a distance.
  • Flexibility of Closure - The ability to identify or detect a known pattern (a figure, object, word, or sound) that is hidden in other distracting material.
  • Gross Body Equilibrium - The ability to keep or regain your body balance or stay upright when in an unstable position.
  • Perceptual Speed - The ability to quickly and accurately compare similarities and differences among sets of letters, numbers, objects, pictures, or patterns. The things to be compared may be presented at the same time or one after the other. This ability also includes comparing a presented object with a remembered object.
  • Selective Attention - The ability to concentrate on a task over a period of time without being distracted.
  • Speech Clarity - The ability to speak clearly so others can understand you.
  • Speech Recognition - The ability to identify and understand the speech of another person.
  • Stamina - The ability to exert yourself physically over long periods of time without getting winded or out of breath.


  • Interest code: RCI
    • Realistic - Realistic occupations frequently involve work activities that include practical, hands-on problems and solutions. They often deal with plants, animals, and real-world materials like wood, tools, and machinery. Many of the occupations require working outside, and do not involve a lot of paperwork or working closely with others.
    • Conventional - Conventional occupations frequently involve following set procedures and routines. These occupations can include working with data and details more than with ideas. Usually there is a clear line of authority to follow.
    • Investigative - Investigative occupations frequently involve working with ideas, and require an extensive amount of thinking. These occupations can involve searching for facts and figuring out problems mentally.

Work Context

  • Face-to-Face Discussions - 90% responded “Every day.”
  • Spend Time Using Your Hands to Handle, Control, or Feel Objects, Tools, or Controls - 68% responded “Continually or almost continually.”
  • Telephone - 72% responded “Every day.”
  • Contact With Others
  • Spend Time Standing
  • Spend Time Walking and Running - 61% responded “Continually or almost continually.”
  • Freedom to Make Decisions - 46% responded “A lot of freedom.”
  • Importance of Being Exact or Accurate - 11% responded “Fairly important.”
  • Indoors, Environmentally Controlled - 60% responded “Every day.”
  • Spend Time Bending or Twisting the Body - 24% responded “More than half the time.”
  • Structured versus Unstructured Work - 35% responded “A lot of freedom.”
  • Wear Common Protective or Safety Equipment such as Safety Shoes, Glasses, Gloves, Hearing Protection, Hard Hats, or Life Jackets - 29% responded “Every day.”
  • Work With Work Group or Team - 16% responded “Important.”
  • Physical Proximity - 72% responded “Moderately close (at arm's length).”
  • Time Pressure - 21% responded “Once a month or more but not every week.”
  • Impact of Decisions on Co-workers or Company Results - 17% responded “Moderate results.”
  • Cramped Work Space, Awkward Positions - 19% responded “Once a month or more but not every week.”
  • Very Hot or Cold Temperatures - 23% responded “Once a year or more but not every month.”
  • Exposed to Hazardous Equipment - 73% responded “Once a month or more but not every week.”
  • Duration of Typical Work Week - 83% responded “40 hours.”
  • Pace Determined by Speed of Equipment - 18% responded “Extremely important.”
  • Responsible for Others' Health and Safety - 21% responded “High responsibility.”
  • Exposed to Minor Burns, Cuts, Bites, or Stings - 13% responded “Once a month or more but not every week.”
  • Outdoors, Exposed to Weather - 31% responded “Once a month or more but not every week.”


Percentage of RespondentsEducation Level Required
51%High school diploma or equivalent
28%Less than high school diploma
19%Post-secondary certificate

Work Styles

  • Cooperation - Job requires being pleasant with others on the job and displaying a good-natured, cooperative attitude.
  • Dependability - Job requires being reliable, responsible, and dependable, and fulfilling obligations.
  • Attention to Detail - Job requires being careful about detail and thorough in completing work tasks.
  • Integrity - Job requires being honest and ethical.
  • Self Control - Job requires maintaining composure, keeping emotions in check, controlling anger, and avoiding aggressive behavior, even in very difficult situations.
  • Adaptability/Flexibility - Job requires being open to change (positive or negative) and to considerable variety in the workplace.
  • Concern for Others - Job requires being sensitive to others' needs and feelings and being understanding and helpful on the job.
  • Stress Tolerance - Job requires accepting criticism and dealing calmly and effectively with high stress situations.
  • Initiative - Job requires a willingness to take on responsibilities and challenges.
  • Persistence - Job requires persistence in the face of obstacles.
  • Achievement/Effort - Job requires establishing and maintaining personally challenging achievement goals and exerting effort toward mastering tasks.
  • Analytical Thinking - Job requires analyzing information and using logic to address work-related issues and problems.
  • Social Orientation - Job requires preferring to work with others rather than alone, and being personally connected with others on the job.

Work Values

  • Relationships - Occupations that satisfy this work value allow employees to provide service to others and work with co-workers in a friendly non-competitive environment. Corresponding needs are Co-workers, Moral Values and Social Service.
  • Support - Occupations that satisfy this work value offer supportive management that stands behind employees. Corresponding needs are Company Policies, Supervision: Human Relations and Supervision: Technical.
  • Independence - Occupations that satisfy this work value allow employees to work on their own and make decisions. Corresponding needs are Creativity, Responsibility and Autonomy.

Wages & Trends

  • Median wages (2017)
    • $13.70 hourly, $28,490 annual
  • Employment (2016)
    • 120,000 employees
  • Projected growth (2016-2026)
    • Faster than average (10% to 14%)
  • Projected job openings (2016-2026)
    • 17,000

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