O*NET-SOC 49-9099.01

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.

From O*NET 30.3

Tasks

From O*NET 30.3, by importance, as O*NET OnLine lists them

Free · O*NET 30.3

Adjust power production systems to meet load and distribution demands.Supplemental17935
Monitor and adjust operations of geothermal power plant equipment or systems.Core17934
Prepare and maintain logs, reports, or other documentation of work performed.Core17955
Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.Core17932
Collect and record data associated with operating geothermal power plants or well fields.Core17950
Maintain electrical switchgear, process controls, transmitters, gauges, and control equipment in accordance with geothermal plant procedures.Supplemental17944
Calculate heat loss and heat gain factors for residential properties to determine heating and cooling required by installed geothermal systems.Supplemental17937
Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.Supplemental17945
Install and maintain geothermal plant electrical protection equipment.Supplemental17952
Design and lay out geothermal heat systems according to property characteristics, heating and cooling requirements, piping and equipment requirements, applicable regulations, or other factors.Supplemental17938
Determine whether emergency or auxiliary systems will be needed to keep properties heated or cooled in extreme weather conditions.Core17951
Install and maintain geothermal system instrumentation or controls.Supplemental17943
Perform pre- and post-installation pressure, flow, and related tests of vertical and horizontal geothermal loop piping.Core17946
Prepare newly installed geothermal heat systems for operation by flushing, purging, or other actions.Supplemental17941
Identify equipment options, such as compressors, and make appropriate selections.Core17942
Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.Supplemental17957
Test water sources for factors, such as flow volume and contaminant presence.Supplemental17956
Install, maintain, or repair ground or water source-coupled heat pumps to heat and cool residential or commercial building air or water.Supplemental17933
Integrate hot water heater systems with geothermal heat exchange systems.Supplemental17953
Determine the type of geothermal loop system most suitable to a specific property and its heating and cooling needs.Supplemental17939
Dig trenches for system piping to appropriate depths and lay piping in trenches.Supplemental17940
Apply coatings or operate systems to mitigate corrosion of geothermal plant equipment or structures.Supplemental17949
Backfill piping trenches to protect pipes from damage.Supplemental17936
Operate equipment, such as excavators, backhoes, rock hammers, trench compactors, pavement saws, grout mixers or pumps, geothermal loop reels, and coil tubing units (CTU).Supplemental17954

Technology Skills

From O*NET 30.3, 13 examples in 9 categories, 6 Hot Technology

Free · O*NET 30.3

Computer aided design CAD software

Autodesk AutoCADHot Technology

Analytical or scientific software

ClimateMaster GeoDesigner
Geothermal Properties Measurement Tool
Thermal Dynamics Ground Loop Design GLD
WaterFurnace International Ground Loop Design PREMIER

Industrial control software

Distributed control system DCS

Electronic mail software

Email software
Microsoft OutlookHot Technology

Geographic information system

Geographic information system GIS systems

Spreadsheet software

Microsoft ExcelHot Technology

Office suite software

Microsoft Office softwareHot Technology

Word processing software

Microsoft WordHot Technology

Enterprise resource planning ERP software

SAP softwareHot Technology

Detailed Work Activities

From O*NET 30.3, under their work activities; open one for the AI skills Workforce Automation maps to it

Free · O*NET 30.3

Inspecting Equipment, Structures, or Materials

Test fluids to identify contamination or other problems.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Test mechanical equipment to ensure proper functioning.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Making Decisions and Solving Problems

Troubleshoot equipment or systems operation problems.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Determine types of equipment, tools, or materials needed for jobs.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Performing General Physical Activities

Apply protective coverings to objects or surfaces near work areas.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Dig holes or trenches.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Pour materials into or on designated areas.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Move large objects using heavy equipment.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Handling and Moving Objects

Operate welding equipment.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Install piping for installation or maintenance activities.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Adjust equipment to ensure optimal performance.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Calibrate equipment to specifications.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Install energy-efficient heating, ventilation, or air conditioning (HVAC) equipment.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Drafting, Laying Out, and Specifying Technical Devices, Parts, and Equipment

Develop equipment or component configurations.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Repairing and Maintaining Mechanical Equipment

Service heating, ventilation or air-conditioning (HVAC) systems or components.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Repair green energy equipment or systems.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Repairing and Maintaining Electronic Equipment

Maintain work equipment or machinery.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Repair electronic equipment.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Documenting/Recording Information

Document operational activities.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet
Maintain repair or maintenance records.
WFA · Part of the paid plan when accounts open
WFA (Workforce Automation) analysis: 0 of 0 AI skills mapped to this activity, by automation level
- No tools yet
- Not mapped yet

Job Zone

From O*NET 30.3

Free · O*NET 30.3

Job Zone 1-2: Very Little to Some Preparation Needed

Workforce Automation analysis, not part of the source

WFA coverage: AI skills for this job

WFA · Part of the paid plan when accounts open

Pilot mapping: these skill links come from our seed list and haven’t been reviewed yet. Expect them to change as each one is checked.

DWAs covered by an AI skill0 of 20

Distinct tools0

Level mix

No tools yet

Equivalents

NICE work roles, with their DCWF equivalents

Mapped to this job by the ETO-CSET NICE/O*NET crosswalk (2024); roles from NICE Framework Components v2.2.0, DCWF equivalents from DoD DCWF Tool v5.3 (2026-09-25)

Free · NICE Framework Components v2.2.0 and DoD DCWF Tool v5.3 (2026-09-25)

No NICE work role maps to this job.