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.
A wage reference for United States.
Published wage percentiles describe a distribution within the source occupation group. They provide context for a career decision; employer packages and job offers have their own terms.
This wage group may include multiple detailed occupations. The figures are for the source group, which may be broader than Geothermal Technicians. They are not an exact-title, employer, experience or seniority match.
May 2025 · USD · United States. Annual and hourly figures are shown only when the source publishes them; neither is calculated from the other.
U.S. Bureau of Labor Statistics occupational wage data, distributed through the O*NET® OnLine service.
Annual wage thresholds
USD per year
Hourly wage thresholds
USD per hour
| Percentile | Annual wage (USD/year) | Hourly wage (USD/hour) |
|---|---|---|
| 10th | $36,080 | $17.35 |
| 25th | $42,170 | $20.28 |
| 50th · Median | $49,230 | $23.67 |
| 75th | $61,900 | $29.76 |
| 90th | $77,040 | $37.04 |
“≥” means at least the published amount; “≤” means at most that amount. These are bounds, not exact values. “Not published” means the source did not provide that figure. Occupational wages follow the source definition and do not establish an employer’s base salary, equity or total compensation.
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What this career involves.
Occupation definitions describe common work. Responsibilities and requirements vary by employer and specific job.
Selected title examples
Expand more title examples (10)
Typical 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.
Expand more tasks (18)
- 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.
- Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.
- Install and maintain geothermal plant electrical protection equipment.
- Design and lay out geothermal heat systems according to property characteristics, heating and cooling requirements, piping and equipment requirements, applicable regulations, or other factors.
- Install and maintain geothermal system instrumentation or controls.
- Prepare newly installed geothermal heat systems for operation by flushing, purging, or other actions.
- Weld piping, such as high density polyethylene (HDPE) piping, using techniques such as butt, socket, side-wall, and electro-fusion welding.
- Test water sources for factors, such as flow volume and contaminant presence.
- Install, maintain, or repair ground or water source-coupled heat pumps to heat and cool residential or commercial building air or water.
- Integrate hot water heater systems with geothermal heat exchange systems.
- Determine the type of geothermal loop system most suitable to a specific property and its heating and cooling needs.
- Dig trenches for system piping to appropriate depths and lay piping in trenches.
- Apply coatings or operate systems to mitigate corrosion of geothermal plant equipment or structures.
- Backfill piping trenches to protect pipes from damage.
- Operate equipment, such as excavators, backhoes, rock hammers, trench compactors, pavement saws, grout mixers or pumps, geothermal loop reels, and coil tubing units (CTU).
Skills used in this work
- Operations Monitoring
- Watching gauges, dials, or other indicators to make sure a machine is working properly.
- Monitoring
- Monitoring/Assessing performance of yourself, other individuals, or organizations to make improvements or take corrective action.
- Troubleshooting
- Determining causes of operating errors and deciding what to do about it.
- Operation and Control
- Controlling operations of equipment or systems.
- Critical Thinking
- Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems.
- Quality Control Analysis
- Conducting tests and inspections of products, services, or processes to evaluate quality or performance.
Expand more skills (29)
- Reading Comprehension
- Understanding written sentences and paragraphs in work-related documents.
- Active Learning
- Understanding the implications of new information for both current and future problem-solving and decision-making.
- Complex Problem Solving
- Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.
- Equipment Maintenance
- Performing routine maintenance on equipment and determining when and what kind of maintenance is needed.
- Judgment and Decision Making
- Considering the relative costs and benefits of potential actions to choose the most appropriate one.
- Repairing
- Repairing machines or systems using the needed tools.
- Active Listening
- Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.
- Coordination
- Adjusting actions in relation to others' actions.
- Installation
- Installing equipment, machines, wiring, or programs to meet specifications.
- Speaking
- Talking to others to convey information effectively.
- Systems Analysis
- Determining how a system should work and how changes in conditions, operations, and the environment will affect outcomes.
- Writing
- Communicating effectively in writing as appropriate for the needs of the audience.
- Equipment Selection
- Determining the kind of tools and equipment needed to do a job.
- Service Orientation
- Actively looking for ways to help people.
- Social Perceptiveness
- Being aware of others' reactions and understanding why they react as they do.
- Systems Evaluation
- Identifying measures or indicators of system performance and the actions needed to improve or correct performance, relative to the goals of the system.
- Time Management
- Managing one's own time and the time of others.
- Mathematics
- Using mathematics to solve problems.
- Instructing
- Teaching others how to do something.
- Management of Personnel Resources
- Motivating, developing, and directing people as they work, identifying the best people for the job.
- Negotiation
- Bringing others together and trying to reconcile differences.
- Persuasion
- Persuading others to change their minds or behavior.
- Learning Strategies
- Selecting and using training/instructional methods and procedures appropriate for the situation when learning or teaching new things.
- Science
- Using scientific rules and methods to solve problems.
- Management of Financial Resources
- Determining how money will be spent to get the work done, and accounting for these expenditures.
- Management of Material Resources
- Obtaining and seeing to the appropriate use of equipment, facilities, and materials needed to do certain work.
- Operations Analysis
- Analyzing needs and product requirements to create a design.
- Programming
- Writing computer programs for various purposes.
- Technology Design
- Generating or adapting equipment and technology to serve user needs.
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