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.
Also Known As:
Geothermal Service Technician
I C and E Technician (Instrumentation, Control, and Electrical Technician)
I and C Technician (Instrument and Controls Technician)
I and E Technician (Instrumentation and Electrical Technician)
Operations Technician
Operations and Maintenance Technician (O and M Technician)
Operator Technician
Plant Electrical Technician
Plant Mechanic
Plant Technician
Wages
Annual wages for Geothermal Technicians in United States
Job Outlook
Below Average
New job opportunities are less likely in the future
United States
2034 Projected Employment
226,500
2% Change From 2024
Explore Geothermal Technicians video
Tasks you might complete in a day.
- Backfill piping trenches to protect pipes from damage.
- Apply coatings or operate systems to mitigate corrosion of geothermal plant equipment or structures.
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, 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.
- Integrate hot water heater systems with geothermal heat exchange systems.
- Determine whether emergency or auxiliary systems will be needed to keep properties heated or cooled in extreme weather conditions.
- Install and maintain geothermal system instrumentation or controls.
- Determine the type of geothermal loop system most suitable to a specific property and its heating and cooling needs.
- Operate equipment, such as excavators, backhoes, rock hammers, trench compactors, pavement saws, grout mixers or pumps, geothermal loop reels, and coil tubing units (CTU).
- Test water sources for factors, such as flow volume and contaminant presence.
- Maintain electrical switchgear, process controls, transmitters, gauges, and control equipment in accordance with geothermal plant procedures.
- Install and maintain geothermal plant electrical protection equipment.
- Calculate heat loss and heat gain factors for residential properties to determine heating and cooling required by installed geothermal systems.
- Install and maintain geothermal plant electrical protection equipment.
- Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.
- Maintain, calibrate, or repair plant instrumentation, control, and electronic devices in geothermal plants.
- Identify equipment options, such as compressors, and make appropriate selections.
- Prepare and maintain logs, reports, or other documentation of work performed.
- Adjust power production systems to meet load and distribution demands.
- Dig trenches for system piping to appropriate depths and lay piping in trenches.
- Install, maintain, or repair ground or water source-coupled heat pumps to heat and cool residential or commercial building air or water.
- Install, maintain, or repair ground or water source-coupled heat pumps to heat and cool residential or commercial building air or water.
- Identify and correct malfunctions of geothermal plant equipment, electrical systems, instrumentation, or controls.
- Dig trenches for system piping to appropriate depths and lay piping in trenches.
- Prepare and maintain logs, reports, or other documentation of work performed.
- Install and maintain geothermal system instrumentation or controls.
- Perform pre- and post-installation pressure, flow, and related tests of vertical and horizontal geothermal loop piping.
- Collect and record data associated with operating geothermal power plants or well fields.
- Monitor and adjust operations of geothermal power plant equipment or systems.
- Design and lay out geothermal heat systems according to property characteristics, heating and cooling requirements, piping and equipment requirements, applicable regulations, or other factors.
Subject areas you may need to master.
- Economics and Accounting - Knowledge of economic and accounting principles and practices, the financial markets, banking, and the analysis and reporting of financial data.
- Geography - Knowledge of principles and methods for describing the features of land, sea, and air masses, including their physical characteristics, locations, interrelationships, and distribution of plant, animal, and human life.
- Psychology - Knowledge of human behavior and performance; individual differences in ability, personality, and interests; learning and motivation; psychological research methods; and the assessment and treatment of behavioral and affective disorders.
- Foreign Language - Knowledge of the structure and content of a foreign (non-English) language including the meaning and spelling of words, rules of composition and grammar, and pronunciation.
- Therapy and Counseling - Knowledge of principles, methods, and procedures for diagnosis, treatment, and rehabilitation of physical and mental dysfunctions, and for career counseling and guidance.
- Telecommunications - Knowledge of transmission, broadcasting, switching, control, and operation of telecommunications systems.
- Transportation - Knowledge of principles and methods for moving people or goods by air, rail, sea, or road, including the relative costs and benefits.
- Law and Government - Knowledge of laws, legal codes, court procedures, precedents, government regulations, executive orders, agency rules, and the democratic political process.
- Building and Construction - Knowledge of materials, methods, and the tools involved in the construction or repair of houses, buildings, or other structures such as highways and roads.
- Physics - Knowledge and prediction of physical principles, laws, their interrelationships, and applications to understanding fluid, material, and atmospheric dynamics, and mechanical, electrical, atomic and sub-atomic structures and processes.
- Personnel and Human Resources - Knowledge of principles and procedures for personnel recruitment, selection, training, compensation and benefits, labor relations and negotiation, and personnel information systems.
- Chemistry - Knowledge of the chemical composition, structure, and properties of substances and of the chemical processes and transformations that they undergo. This includes uses of chemicals and their interactions, danger signs, production techniques, and disposal methods.
- Computers and Electronics - Knowledge of circuit boards, processors, chips, electronic equipment, and computer hardware and software, including applications and programming.
- Production and Processing - Knowledge of raw materials, production processes, quality control, costs, and other techniques for maximizing the effective manufacture and distribution of goods.
- Engineering and Technology - Knowledge of the practical application of engineering science and technology. This includes applying principles, techniques, procedures, and equipment to the design and production of various goods and services.
- Mathematics - Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
- Medicine and Dentistry - Knowledge of the information and techniques needed to diagnose and treat human injuries, diseases, and deformities. This includes symptoms, treatment alternatives, drug properties and interactions, and preventive health-care measures.
- Philosophy and Theology - Knowledge of different philosophical systems and religions. This includes their basic principles, values, ethics, ways of thinking, customs, practices, and their impact on human culture.
- Fine Arts - Knowledge of the theory and techniques required to compose, produce, and perform works of music, dance, visual arts, drama, and sculpture.
- Public Safety and Security - Knowledge of relevant equipment, policies, procedures, and strategies to promote effective local, state, or national security operations for the protection of people, data, property, and institutions.
- Education and Training - Knowledge of principles and methods for curriculum and training design, teaching and instruction for individuals and groups, and the measurement of training effects.
- Administration and Management - Knowledge of business and management principles involved in strategic planning, resource allocation, human resources modeling, leadership technique, production methods, and coordination of people and resources.
- Administrative - Knowledge of administrative and office procedures and systems such as word processing, managing files and records, stenography and transcription, designing forms, and workplace terminology.
- Customer and Personal Service - Knowledge of principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction.
- Sales and Marketing - Knowledge of principles and methods for showing, promoting, and selling products or services. This includes marketing strategy and tactics, product demonstration, sales techniques, and sales control systems.
- Design - Knowledge of design techniques, tools, and principles involved in production of precision technical plans, blueprints, drawings, and models.
- Mechanical - Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
- Sociology and Anthropology - Knowledge of group behavior and dynamics, societal trends and influences, human migrations, ethnicity, cultures, and their history and origins.
- History and Archeology - Knowledge of historical events and their causes, indicators, and effects on civilizations and cultures.
- English Language - Knowledge of the structure and content of the English language including the meaning and spelling of words, and rules of composition and grammar.
- Food Production - Knowledge of techniques and equipment for planting, growing, and harvesting food products (both plant and animal) for consumption, including storage/handling techniques.
- Biology - Knowledge of plant and animal organisms, their tissues, cells, functions, interdependencies, and interactions with each other and the environment.
- Communications and Media - Knowledge of media production, communication, and dissemination techniques and methods. This includes alternative ways to inform and entertain via written, oral, and visual media.
Strengths you may need in this role.
- Speaking - Talking to others.
- Learning Strategies - Using the best training or teaching strategies for learning new things.
- Negotiation - Bringing people together to solve differences.
- Judgment and Decision Making - Thinking about the pros and cons of different options and picking the best one.
- Time Management - Managing your time and the time of other people.
- Mathematics - Using math to solve problems.
- Instructing - Teaching people how to do something.
- Service Orientation - Looking for ways to help people.
- Installation - Installing equipment, machines, wiring, or computer programs.
- Active Learning - Figuring out how to use new ideas or things.
- Operations Analysis - Figuring out what a product or service needs to be able to do.
- Management of Personnel Resources - Selecting and managing the best workers for a job.
- Technology Design - Making equipment and technology useful for customers.
- Management of Material Resources - Managing equipment and materials.
- Writing - Writing things for co-workers or customers.
- Persuasion - Talking people into changing their minds or their behavior.
- Operations Monitoring - Watching gauges, dials, or display screens to make sure a machine is working.
- Management of Financial Resources - Making spending decisions and keeping track of what is spent.
- Systems Analysis - Figuring out how a system should work and how changes in the future will affect it.
- Science - Using scientific rules and strategies to solve problems.
- Social Perceptiveness - Understanding people's reactions.
- Troubleshooting - Figuring out what is causing equipment, machines, wiring, or computer programs to not work.
- Programming - Writing computer programs.
- Repairing - Repairing machines or systems using the right tools.
- Reading Comprehension - Reading work-related information.
- Systems Evaluation - Measuring how well a system is working and how to improve it.
- Active Listening - Listening to others, not interrupting, and asking good questions.
- Critical Thinking - Thinking about the pros and cons of different ways to solve a problem.
- Coordination - Changing what is done based on other people's actions.
- Complex Problem Solving - Noticing a problem and figuring out the best way to solve it.
- Quality Control Analysis - Testing how well a product or service works.
- Operation and Control - Using equipment or systems.
- Monitoring - Keeping track of how well people and/or groups are doing in order to make improvements.
- Equipment Selection - Deciding what kind of tools and equipment are needed to do a job.
- Equipment Maintenance - Planning and doing the basic maintenance on equipment.
- Number Facility - Adding, subtracting, multiplying, or dividing.
- Written Expression - Communicating by writing.
- Multilimb Coordination - Using your arms and/or legs together while sitting, standing, or lying down.
- Hearing Sensitivity - Telling the difference between sounds.
- Near Vision - Seeing details up close.
- Depth Perception - Deciding which thing is closer or farther away from you, or deciding how far away it is from you.
- Far Vision - Seeing details that are far away.
- Sound Localization - Noticing the direction that a sound came from.
- Dynamic Strength - Exercising for a long time without your muscles getting tired.
- Speed of Limb Movement - Quickly moving your arms and legs.
- Spatial Orientation - Knowing where things are around you.
- Written Comprehension - Reading and understanding what is written.
- Information Ordering - Ordering or arranging things.
- Originality - Creating new and original ideas.
- Category Flexibility - Grouping things in different ways.
- Response Orientation - Quickly deciding if you should move your hand, foot, or other body part.
- Memorization - Remembering words, numbers, pictures, or steps.
- Visualization - Imagining how something will look after it is moved around or changed.
- Reaction Time - Quickly moving your hand, finger, or foot based on a sound, light, picture or other command.
- Flexibility of Closure - Seeing hidden patterns.
- Wrist-Finger Speed - Making fast, simple, repeated movements of your fingers, hands, and wrists.
- Perceptual Speed - Quickly comparing groups of letters, numbers, pictures, or other things.
- Speed of Closure - Quickly knowing what you are looking at.
- Deductive Reasoning - Using rules to solve problems.
- Oral Expression - Communicating by speaking.
- Inductive Reasoning - Making general rules or coming up with answers from lots of detailed information.
- Mathematical Reasoning - Choosing the right type of math to solve a problem.
- Auditory Attention - Paying attention to one sound while there are other distracting sounds.
- Gross Body Coordination - Moving your arms, legs, and mid-section together while your whole body is moving.
- Gross Body Equilibrium - Keeping your balance or staying upright.
- Dynamic Flexibility - Quickly and repeatedly bending, stretching, twisting, or reaching out with your body, arms, and/or legs.
- Extent Flexibility - Bending, stretching, twisting, or reaching with your body, arms, and/or legs.
- Visual Color Discrimination - Noticing the difference between colors, including shades and brightness.
- Speech Recognition - Recognizing spoken words.
- Night Vision - Seeing at night or under low light.
- Speech Clarity - Speaking clearly.
- Static Strength - Lifting, pushing, pulling, or carrying.
- Explosive Strength - Jumping, sprinting, or throwing something.
- Time Sharing - Doing two or more things at the same time.
- Arm-Hand Steadiness - Keeping your arm or hand steady.
- Fluency of Ideas - Coming up with lots of ideas.
- Glare Sensitivity - Seeing something even if there is a glare or very bright light.
- Peripheral Vision - Seeing something to your side when your are looking ahead.
- Stamina - Exercising for a long time without getting out of breath.
- Rate Control - Changing when and how fast you move based on how something else is moving.
- Trunk Strength - Using your lower back and stomach.
- Finger Dexterity - Putting together small parts with your fingers.
- Manual Dexterity - Holding or moving items with your hands.
- Selective Attention - Paying attention to something without being distracted.
- Control Precision - Quickly changing the controls of a machine, car, truck or boat.
- Problem Sensitivity - Noticing when problems happen.
- Oral Comprehension - Listening and understanding what people say.
Average Education Attained
Highest level of education earned by people in this career.
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Content sourced from United States Department of Labor Employment and Training Administration ("DOLETA") and the Minnesota Department of Employment & Economic Development ("DEED")