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Geothermal Technicians Salary in Chicago, IL

In the 2025 U.S. Bureau of Labor Statistics, OEWS dataset, Geothermal Technicians in Chicago, IL have a median annual salary of $56,900, with 3,450 recorded jobs in this area. Recorded earnings range from $38,760 at the 10th percentile to $94,130 at the 90th percentile.

Source: U.S. Bureau of Labor Statistics, OEWS · Data year: 2025 · Last updated: 2026-09-22

Salary overview

Median annual salary

$56,900

Data year: 2025

Hourly median

$27.36

Employment

3,450

Source

U.S. Bureau of Labor Statistics, OEWS

Salary distribution

$38,760
10th
$46,980
25th
$56,900
Median
$71,920
75th
$94,130
90th

Local compared with national

Chicago, IL

$56,900

Median annual · 2025

United States

$49,230

Median annual · 2025

The Chicago, IL median is 15.6% above the national median in the available dataset (a difference of $7,670).

Top skills

  1. 1.Operations MonitoringImportance 3.9
  2. 2.MonitoringImportance 3.8
  3. 3.TroubleshootingImportance 3.6
  4. 4.Operation and ControlImportance 3.4
  5. 5.Reading ComprehensionImportance 3.3
  6. 6.Critical ThinkingImportance 3.3
  7. 7.Quality Control AnalysisImportance 3.3
  8. 8.Active LearningImportance 3.1
  9. 9.Complex Problem SolvingImportance 3.1
  10. 10.Equipment MaintenanceImportance 3.1
  11. 11.RepairingImportance 3.1
  12. 12.Judgment and Decision MakingImportance 3.1

Career information

Education and experience

Typical education
High School Diploma or the equivalent (such as a GED)
Experience
None
Job zone
2

Technology used

  • 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

Common tasks

  • 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.
  • Adjust power production systems to meet load and distribution demands.
  • Maintain electrical switchgear, process controls, transmitters, gauges, and control equipment in accordance with geothermal plant procedures.
  • Calculate heat loss and heat gain factors for residential properties to determine heating and cooling required by installed geothermal systems.

Related careers

Occupations recorded as related in the dataset. A relationship does not imply a guaranteed transition.

Geothermal Technicians salary in other locations

Other occupations in Chicago, IL