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Electrical and Electronics Repairers, Powerhouse, Substation, and Relay

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Inspect, test, repair, or maintain electrical equipment in generating stations, substations, and in-service relays.

    Work Activities
    • Inspect and test equipment and circuits to identify malfunctions or defects, using wiring diagrams and testing devices such as ohmmeters, voltmeters, or ammeters.
    • Prepare and maintain records detailing tests, repairs, and maintenance.
    • Consult manuals, schematics, wiring diagrams, and engineering personnel to troubleshoot and solve equipment problems and to determine optimum equipment functioning.
    • Analyze test data to diagnose malfunctions, to determine performance characteristics of systems, or to evaluate effects of system modifications.
    • Open and close switches to isolate defective relays, performing adjustments or repairs.
    • Notify facility personnel of equipment shutdowns.
    • Construct, test, maintain, and repair substation relay and control systems.
    • Test insulators and bushings of equipment by inducing voltage across insulation, testing current, and calculating insulation loss.
    • Repair, replace, and clean equipment and components such as circuit breakers, brushes, and commutators.
    • Schedule and supervise the construction and testing of special devices and the implementation of unique monitoring or control systems.
    • Schedule and supervise splicing or termination of cables in color-code order.
    • Test oil in circuit breakers and transformers for dielectric strength, refilling oil periodically.
    • Run signal quality and connectivity tests for individual cables, and record results.
    • Disconnect voltage regulators, bolts, and screws, and connect replacement regulators to high-voltage lines.
    • Maintain inventories of spare parts for all equipment, requisitioning parts as necessary.
    • Set forms and pour concrete footings for installation of heavy equipment.
    • Critical Thinking

      Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.

    • Equipment Maintenance

      Performing routine maintenance on equipment and determining when and what kind of maintenance is needed.

    • Repairing

      Repairing machines or systems using the needed tools.

    Applied Math
    Workplace Documents
    Graphic Literacy
    • Near Vision

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

    • Arm-Hand Steadiness

      The ability to keep your hand and arm steady while moving your arm or while holding your arm and hand in one position.

    • Oral Comprehension

      The ability to listen to and understand information and ideas presented through spoken words and sentences.

    • Mechanical

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

    • 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.

    Career Video
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    • Ohio Annual Salary $69,650/yr
    • Typical Salary
    • Ohio Hourly Wage $33.48/hr
    • Typical Hourly Wage
    Ohio Employment Trends
    • Currently Employed 580
    • Yearly Projected Openings 50
    Typical Education
    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
    • Analytical Thinking
    • Cooperation
    • Dependability
    • Integrity
    • Adaptability/Flexibility
    • Voltage or current meters
    • Ohmmeters
    • Manlift or personnel lift
    • Locking pliers
    • Ammeters
    • Word processing software
    • Spreadsheet software
    • Office suite software
    • Computer aided design CAD software
    • Analytical or scientific software
    • Apprenticeships are available for this occupation. These programs can help you get hands-on experience and build your skills.