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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.

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    Work Activities

    Work Activities

    • Adjust power production systems to meet load and distribution demands.
    • 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.
    • Calculate heat loss and heat gain factors for residential properties to determine heating and cooling required by installed geothermal systems.
    • Maintain electrical switchgear, process controls, transmitters, gauges, and control equipment in accordance with geothermal plant procedures.
    • 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.
    • 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.
    • Prepare newly installed geothermal heat systems for operation by flushing, purging, or other actions.
    • Identify equipment options, such as compressors, and make appropriate selections.
    • 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

    • Operation 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.

    WorkKeys®

    Applied Math
    4
    Workplace Documents
    4
    Graphic Literacy
    4

    Abilities

    • Near Vision

      The ability to see details at close range (within a few feet of the observer).

    • Deductive Reasoning

      The ability to apply general rules to specific problems to produce answers that make sense.

    • Problem Sensitivity

      The ability to tell when something is wrong or is likely to go wrong. It does not involve solving the problem, only recognizing there is a problem.

    Knowledge

    • Mechanical

      Knowledge of machines and tools, including their designs, uses, repair, and maintenance.

    • English Language

      Knowledge of the structure and content of the English language including the meaning and spelling of words, rules of composition, and grammar.

    • 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.

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    Pay

    • Ohio Annual Salary 42790/yr
    • Typical Salary
    • Ohio Hourly Wage 20.57/hr
    • Typical Hourly Wage

    Ohio Employment Trends

    • Currently Employed 6,250
    • Yearly Projected Openings 720

    Typical Education

    Personality

    Realistic: People interested in this work like activities that include practical, hands-on problems and solutions. They do well at jobs that need:
    • Attention to Detail
    • Dependability
    • Analytical Thinking
    • Integrity
    • Adaptability/Flexibility
    • Initiative

    Tools

    • Screwdrivers
    • Coiled tubing units
    • Claw hammer
    • Air samplers or collectors
    • Adjustable wrenches

    Technology

    • Industrial control software
    • Enterprise resource planning ERP software
    • Electronic mail software
    • Computer aided design CAD software
    • Analytical or scientific software

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