National Occupational Classification (NOC) 2016 Version 1.0


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7243 - Power system electricians

Power system electricians install, maintain, test and repair electrical power generation, transmission and distribution system equipment and apparatus. They are employed by electric power generation, transmission and distribution companies.

  • Illustrative example(s)

    • apprentice power system electrician
    • power electrician
    • power station electrician
    • power system electrician

    All examples

  • Exclusion(s)

    • Electrical mechanics (See 7333 Electrical mechanics)
    • Electrical power line and cable workers (See 7244 Electrical power line and cable workers)
    • Electricians (except industrial and power system) (See 7241 Electricians (except industrial and power system))
    • Industrial electricians (See 7242 Industrial electricians)
    • Supervisors of power system electricians (See 7202 Contractors and supervisors, electrical trades and telecommunications occupations)
  • Main duties

    Power system electricians perform some or all of the following duties:

    • Install and maintain electrical power distribution equipment such as transformers, generators, voltage regulators, switches, circuit breakers, capacitors, inductors, and supervisory control and data acquisition (SCADA) systems
    • Install and maintain electrical equipment and apparatus in generating stations or powerhouses
    • Inspect and test installed electrical equipment and apparatus to locate electrical faults and check their operation, using volt meters, ammeters and other electrical test instruments and equipment
    • Repair or replace faulty electrical equipment and apparatus
    • Complete test and maintenance reports.
  • Employment requirements

    • Completion of secondary school is usually required.
    • Completion of a four-year apprenticeship program for power system electricians
      A combination of over four years of work experience in the trade and some college or industry courses in electrical technology is usually required.
    • Trade certification is available, but voluntary, in Manitoba, Alberta, the Yukon, the Northwest Territories and Nunavut.
  • Additional information

    • Progression to supervisory positions is possible with experience.
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