Career & application guide

Geothermal Technicians

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What do geothermal technicians do?

Perform technical activities at power plants or individual installations necessary for the generation of power from geothermal energy sources. Monitor and control operating activities at geothermal power generation facilities and perform maintenance and repairs as necessary. Install, test, and maintain residential and commercial geothermal heat pumps.

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.

  • Geothermal Service Technician
  • I and C Technician (Instrument and Controls Technician)
  • I and E Technician (Instrumentation and Electrical Technician)
  • I C and E Technician (Instrumentation, Control, and Electrical Technician)
  • Operations and Maintenance Technician (O and M Technician)
  • Operations Technician
  • Operator Technician
  • Plant Electrical Technician

Core tasks to compare with a job posting

  • Monitor and adjust operations of geothermal power plant equipment or systems.
  • Prepare and maintain logs, reports, or other documentation of work performed.
  • Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
  • Collect and record data associated with operating geothermal power plants or well fields.
  • Determine whether emergency or auxiliary systems will be needed to keep properties heated or cooled in extreme weather conditions.
  • Perform pre- and post-installation pressure, flow, and related tests of vertical and horizontal geothermal loop piping.
  • Identify equipment options, such as compressors, and make appropriate selections.

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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