Electrical and Electronics Repairers, Powerhouse, Substation, and Relay

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This occupation is part of the Installation, Maintenance, and Repair cluster

About the Job

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

It is also Called

  • Apparatus Lineman
  • Control Technician
  • Corrosion Control Fitter
  • Electrical and Instrumentation Technician (E & I Technician)
  • Electrician
  • Generating Station Mechanic
  • Generator Mechanic
  • Heavy Equipment Technician
  • Instrument and Control Technician (I & C Technician)
  • Instrument Mechanic

What They Do

  • Construct, test, maintain, and repair substation relay and control systems.
  • Inspect and test equipment and circuits to identify malfunctions or defects, using wiring diagrams and testing devices such as ohmmeters, voltmeters, or ammeters.
  • Consult manuals, schematics, wiring diagrams, and engineering personnel in order to troubleshoot and solve equipment problems and to determine optimum equipment functioning.
  • Notify facility personnel of equipment shutdowns.
  • Open and close switches to isolate defective relays; then perform adjustments or repairs.
  • Prepare and maintain records detailing tests, repairs, and maintenance.
  • Analyze test data in order to diagnose malfunctions, to determine performance characteristics of systems, and to evaluate effects of system modifications.
  • 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.
  • Disconnect voltage regulators, bolts, and screws, and connect replacement regulators to high-voltage lines.

Interests

People who work in this occupation generally have the interest code: RC.

This means people who work in this occupation generally have Realistic interests, but also prefer Conventional environments.

Work Values

People who work in this occupation generally prize Support, but also value Independence and Working Conditions in their jobs.

Things They Need to Know

  • Mechanical - Knowledge of machines and tools, including their designs, uses, repair, and maintenance.
  • Design - Knowledge of design techniques, tools, and principles involved in production of precision technical plans, blueprints, drawings, and models.
  • 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.
  • Mathematics - Knowledge of arithmetic, algebra, geometry, calculus, statistics, and their applications.
  • Computers and Electronics - Knowledge of circuit boards, processors, chips, electronic equipment, and computer hardware and software, including applications and programming.

Things They Need to Be Able to Do

  • Critical Thinking - Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.
  • Reading Comprehension - Understanding written sentences and paragraphs in work related documents.
  • Repairing - Repairing machines or systems using the needed tools.
  • Equipment Maintenance - Performing routine maintenance on equipment and determining when and what kind of maintenance is needed.
  • Troubleshooting - Determining causes of operating errors and deciding what to do about it.
  • 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.
  • Operation Monitoring - Watching gauges, dials, or other indicators to make sure a machine is working properly.

Education Required

Most occupations in this zone require training in vocational schools, related on-the-job experience, or an associate's degree.

Wages

In 2012, the average annual wage in California was $74,490 with most people making between $46,890 and $95,620

Outlook

2.50%
avg. annual growth

During 2010, this occupation employed approximately 1,200 people in California. It is projected that there will be 1,500 employed in 2020.

This occupation will have about 30 openings due to growth and about 30 replacement openings for approximately 60 total annual openings.

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