Geothermal Technicians Career, Salary and Skills

Geothermal Technicians have a BLS-reported national median annual wage of $49,230 based on the 2025 OEWS dataset, with reported national employment of 176,300. Wage data is published for 408 locations.

Occupation description

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.

O*NET code

49-9099.01

Job zone

2

Typical education

High School Diploma or the equivalent (such as a GED)

Experience

None

National salary and employment

Median annual

$49,230

Hourly median

$23.67

Employment

176,300

Data year

2025

National salary distribution

$36,080
10th
$42,170
25th
$49,230
Median
$61,900
75th
$77,040
90th

Top skills

All skill ratings →

Typical tasks

  • 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.
  • Adjust power production systems to meet load and distribution demands.
  • Monitor and adjust operations of geothermal power plant equipment or systems.
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Technology

  • Autodesk AutoCAD
  • ClimateMaster GeoDesigner
  • Distributed control system DCS
  • Email software
  • Geographic information system GIS systems
  • Geothermal Properties Measurement Tool
  • Microsoft Excel
  • Microsoft Office software
  • Microsoft Outlook
  • Microsoft Word
  • SAP software
  • Thermal Dynamics Ground Loop Design GLD
  • WaterFurnace International Ground Loop Design PREMIER
All technology →

Geothermal Technicians salary by location

Areas with the highest reported employment for this occupation.

All 408 locations →

Related careers

Career and skills data: O*NET 31.0 (onetcenter.org). Salary and employment data: U.S. Bureau of Labor Statistics OEWS, 2025 (bls.gov/oes). Figures are published survey estimates, not real-time market data.