Career & application guide

Mechanical Door Repairers

Get to know the work, the skills that matter, and how to prepare your next application.

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What do mechanical door repairers do?

Install, service, or repair automatic door mechanisms and hydraulic doors. Includes garage door mechanics.

This describes a U.S. occupation, not a live vacancy. Individual employers may use different titles and requirements.

Job titles to recognize in your search

O*NET reports these titles for this occupation. Compare the responsibilities in each posting before treating titles as equivalent.

  • Commercial Door Installer
  • Commercial Installer
  • Door Installer
  • Door Serviceman
  • Garage Door Installer
  • Garage Door Technician (Garage Door Tech)
  • Installation Technician (Installation Tech)
  • Installer

Core tasks to compare with a job posting

  • Wind large springs with upward motion of arm.
  • Complete required paperwork, such as work orders, according to services performed or required.
  • Repair or replace worn or broken door parts, using hand tools.
  • Fasten angle iron back-hangers to ceilings and tracks, using fasteners or welding equipment.
  • Order replacement springs, sections, or slats.
  • Carry springs to tops of doors, using ladders or scaffolding, and attach springs to tracks to install spring systems.
  • Install door frames, rails, steel rolling curtains, electronic-eye mechanisms, or electric door openers and closers, using power tools, hand tools, and electronic test equipment.
  • Adjust doors to open or close with the correct amount of effort, or make simple adjustments to electric openers.
  • Set doors into place or stack hardware sections into openings after rail or track installation.
  • Assemble and fasten tracks to structures or bucks, using impact wrenches or welding equipment.

Prepare an application for this occupation

  1. Check the employer’s requirements, location, schedule and any licenses against your situation.
  2. Choose two or three tasks above that match the posting and your actual experience.
  3. Build a resume evidence worksheet using the skills and software relevant to that employer.
  4. Practice explaining your contribution, decisions and results before an interview.

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