Skip to main content
Tallo logoTallo logo

Electrical Substation / Relay Repairer

Quick Facts

Median Salary$89,970
Most Common EducationHigh school or GED
Projected 10-Year Growth-2.23%
Assessment MatchTake the Assessment

What They Do

An Electrical Substation or Relay Repairer works at an electrical substation and operates equipment that controls the flow of electricity. Maintains and repairs relays or switches in a system that allows electricity from a power station to travel through the substation out to the distribution system and to customers.


Core Tasks:

  • 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 to troubleshoot and solve equipment problems and to determine optimum equipment functioning.
  • Prepare and maintain records detailing tests, repairs, and maintenance.
  • Analyze test data to diagnose malfunctions, to determine performance characteristics of systems, or to evaluate effects of system modifications.
  • Notify facility personnel of equipment shutdowns.
  • Open and close switches to isolate defective relays, performing adjustments or repairs.
  • Repair, replace, and clean equipment and components such as circuit breakers, brushes, and commutators.
  • Run signal quality and connectivity tests for individual cables, and record results.
  • Maintain inventories of spare parts for all equipment, requisitioning parts as necessary.

What to expect as an Electrical Substation / Relay Repairer

1Earn a High school or GED Diploma

40% of people achieve this level of education.

2Gain skills and experience

See Electrical Substation / Relay Repairer related courses on Tallo

3Land a job

1123 openings for Electrical Substation / Relay Repairers

Career Progression

in United States (Nation)

The career progression is an interactive way to explore careers related to Electrical Substation / Relay Repairer. Click on each career to see its associated salary, job availability, skills, and more.