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SEL Engineering Services, Inc.
Primary Equipment Technician
Career Insights for Electrical Substation / Relay Repairer
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Based on Ohio data
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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.
$87,699 / year median in Ohio
-5% projected decline
Job Description
SEL ES is seeking a skilled Primary Equipment Technician to join our commissioning and field testing team. If you enjoy hands-on work with high‑voltage equipment, solving real-world problems in the field, and being part of a mission-critical industry, this role could be an excellent fit. This position plays a key role in ensuring the safe, reliable operation of power system equipment across the electric utility and industrial landscape. As a Technician/Specialist, your day may include: Commissioning and testing power equipment including breakers, transformers, switches, CTs, PTs, and other system apparatus. Operating industry-leading test equipment such as Doble, Megger, Vanguard, and Omicron systems for validation, diagnostics, and troubleshooting. Performing functional and operational testing on high‑voltage apparatus. Conducting detailed wiring verification to ensure proper installation and system integrity. Working closely with customers, engineers, and internal teams to drive successful project outcomes. Documenting test data and supporting equipment integration activities. Traveling to customer sites—up to 80%. You're a