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Millwright  What They Do

Just the Facts


Installs, dismantles, or moves machinery and heavy equipment according to layout plans, blueprints, or other drawings.

This career is part of the Architecture and Construction cluster Maintenance/Operations pathway.


A person in this career:

  • Inserts shims, adjusts tension on nuts and bolts, or positions parts, using hand tools and measuring instruments, to set specified clearances between moving and stationary parts.
  • Aligns machines and equipment, using hoists, jacks, hand tools, squares, rules, micrometers, and plumb bobs.
  • Assembles and installs equipment, using hand tools and power tools.
  • Lays out mounting holes, using measuring instruments, and drills holes with power drill.
  • Signals crane operator to lower basic assembly units to bedplate, and align unit to centerline.
  • Replaces defective parts of machine or adjust clearances and alignment of moving parts.
  • Levels bedplate and establishes centerline, using straightedge, levels, and transit.
  • Dismantles machines, using hammers, wrenches, crowbars, and other hand tools.
  • Attaches moving parts and subassemblies to basic assembly unit, using hand tools and power tools.
  • Moves machinery and equipment, using hoists, dollies, rollers, and trucks.

Insider Info

Dig into the details and check out what people in this job have to say about their work.



Working Conditions and Physical Demands

People who do this job report that:

  • You would often handle loads up to 50 lbs., sometimes up to 100 lbs. You will need a lot of strength at this level.
  • Work in this occupation involves bending or twisting your body more than one-third of the time
  • Work in this occupations requires climbing things such as ladders, scaffold, and poles more than one-third of the time
  • Work in this occupation involves use of protective items such as safety shoes, glasses, gloves, hearing protection, a hard hat, or personal flotation devices
  • Exposure to pollutants, gases, dust, fumes, odors, poor ventilation, etc.
  • Requires getting into awkward positions
  • Lighting is either extremely bright or inadequate
  • Conditions are very hot (above 90 F) or very cold (under 32 F)
  • Work in this occupation involves using your hands to hold, control, and feel objects more than one-third of the time
  • Exposed to conditions such as high voltage electricity, combustibles, explosives, and chemicals more than once a month
  • Exposed to hazardous equipment such as saws, machinery, or vehicular traffic more than once a month
  • Work in this occupation involves kneeling, crouching, stooping, and/or crawling more than one-third of the time
  • Sound and noise levels are loud and distracting
  • Work in this occupation requires being outside most of the time
  • Work in this occupation involves making repetitive motions more than one-third of the time
  • Work in this occupation involves use of special protective items such as a breathing apparatus, safety harness, full protection suit, or radiation protection
  • Work in this occupation involves standing more than one-third of the time
  • Work at heights above 8 feet more than once a month on structures such as ladders, poles, scaffolding, and catwalks

Working in this career involves (physical activities):

  • Picking out a particular sound in the presence of other sounds
  • Maintaining a body position that prevents falling when in an unstable position
  • Identifying color and seeing differences in color, including shades and brightness
  • Judging how far away an object is, or which of several objects is closer or farther away
  • Bending, stretching, twisting, or reaching
  • Detecting sounds and hearing the differences between sounds of different pitch and loudness
  • Seeing clearly up close
  • Speaking clearly enough to be able to be understood by others
  • Identifying and understanding the speech of another person
  • Exerting oneself physically over long periods of time without getting out of breath
  • Lifting, pushing, pulling, or carrying objects
  • Using abdominal and lower back muscles repeatedly or over time without tiring

Work Hours and Travel

  • Overtime work

Specialty and Similar Careers

Careers that are more detailed or close to this career:

  • Automated Equipment Engineering Technician --
  • Industrial Machine Assembler --