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Geothermal Technicians

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.

Median Annual Pay
$46,500
Range: $32,400 - $74,780
Training Time
Less than 6 months
AI Resilience
🟠In Transition
Education
High school diploma or equivalent

📋Key Responsibilities

  • 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.

💡Inside This Career

The geothermal technician maintains renewable heating systems—servicing heat pumps, monitoring power plants, and keeping the geothermal installations that sustainable energy depends on operational. A typical day centers on system service. Perhaps 65% of time goes to maintenance and installation: testing heat pump systems, installing ground loops, monitoring plant operations, performing preventive maintenance. Another 25% involves troubleshooting—diagnosing system problems, correcting malfunctions, optimizing performance. The remaining time addresses documentation and client education.

People who thrive as geothermal technicians combine HVAC knowledge with electrical skills and the system understanding that geothermal applications require. Successful technicians develop proficiency with heat pump systems while building the diagnostic abilities that efficient troubleshooting demands. They must understand how ground temperature and system design interact. Those who struggle often cannot grasp the thermodynamic principles involved or find the installation work physically demanding. Others fail because they cannot troubleshoot the complex interactions between ground loops, heat pumps, and distribution systems.

Geothermal energy represents growing renewable technology, with technicians maintaining systems that heat and cool buildings using earth temperature. The field serves both large power installations and residential heat pump systems. Geothermal technicians appear in discussions of green careers, HVAC evolution, and the workers who support sustainable heating.

Practitioners cite the growing field and the sustainability mission as primary rewards. The renewable energy contribution is meaningful. The field is expanding. The technology is interesting. The specialized skills are valued. The compensation is good for technical work. The work variety exists. Common frustrations include the installation demands and the complexity. Many find that ground loop installation is physically demanding. The systems require understanding multiple disciplines. Customer education takes time. The initial system costs make sales challenging. Weather affects installation schedules.

This career requires HVAC training with geothermal specialization. Strong mechanical and electrical skills, system knowledge, and physical capability are essential. The role suits those who want growing technical careers in renewable energy. It is poorly suited to those uncomfortable with installation work, wanting established fields, or preferring simple systems. Compensation is good for geothermal technical work.

📈Career Progression

1
Entry (10th %ile)
0-2 years experience
$32,400
$29,160 - $35,640
2
Early Career (25th %ile)
2-6 years experience
$37,770
$33,993 - $41,547
3
Mid-Career (Median)
5-15 years experience
$46,500
$41,850 - $51,150
4
Experienced (75th %ile)
10-20 years experience
$59,250
$53,325 - $65,175
5
Expert (90th %ile)
15-30 years experience
$74,780
$67,302 - $82,258

📚Education & Training

Requirements

  • Entry Education: High school diploma or equivalent
  • Experience: Some experience helpful
  • On-the-job Training: Few months to one year

Time & Cost

Education Duration
0-0 years (typically 0)
Estimated Education Cost
$0 - $0
Can earn while learning
Source: college board (2024)

🤖AI Resilience Assessment

AI Resilience Assessment

Moderate human advantage but elevated automation risk suggests ongoing transformation

🟠In Transition
Task Exposure
Medium

How much of this job involves tasks AI can currently perform

Automation Risk
Medium

Likelihood that AI replaces workers vs. assists them

Job Growth
Stable
0% over 10 years

(BLS 2024-2034)

Human Advantage
Moderate

How much this role relies on distinctly human capabilities

Sources: AIOE Dataset (Felten et al. 2021), BLS Projections 2024-2034, EPOCH FrameworkUpdated: 2026-01-02

💻Technology Skills

Autodesk AutoCADClimateMaster GeoDesignerDistributed control system DCSEmail softwareGeographic information system GIS systemsGeothermal Properties Measurement ToolMicrosoft ExcelMicrosoft Office softwareMicrosoft OutlookMicrosoft WordSAP softwareThermal Dynamics Ground Loop Design GLDWaterFurnace International Ground Loop Design PREMIER

Key Abilities

Near Vision
Problem Sensitivity
Deductive Reasoning
Perceptual Speed
Arm-Hand Steadiness
Information Ordering
Flexibility of Closure
Visualization
Selective Attention
Control Precision

🏷️Also Known As

Corrosion TechnicianDesign TechnicianDistribution Field TechnicianField Distribution TechnicianGeothermal Field TechnicianGeothermal HVAC Technician (Geothermal Heating, Ventilating, and Air Conditioning Technician)Geothermal InstallerGeothermal Service TechnicianGeothermal System InstallerGeothermal Technician+5 more

🔗Related Careers

Other careers in installation-repair

🔗Data Sources

Last updated: 2025-12-27O*NET Code: 49-9099.01

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