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Substation Relay Technician 1sr 9 Mos

Maryville, IL, US💼 Full-time💰 $58–$58🗓 2026-09-17 → 2026-09-25

Core

Install, commission, test, and maintain electro-mechanical and microprocessor-based protective/control relays, internal circuitry on high voltage transformers and circuit breakers, and SCADA RTUs.

Role type

Substation Relay Technician

Builds

High voltage transmission and distribution infrastructure

Domain

Electric utility / High voltage power systems

Deliverable

physical/clinical work

Required skills

Electro-mechanical relay maintenance, microprocessor-based relay configuration, high voltage transformer circuitry work, circuit breaker maintenance, SCADA RTU operation, high voltage switching, computer literacy, data communication protocols (Modbus, DNP 3)

Preferred skills

Prior experience in electric/gas utility or high voltage industrial environment

Technologies

SCADA, RTUs, Modbus, DNP 3

Responsibilities

Install and commission protective and control relays; Test and maintain internal circuitry on high voltage transformers and circuit breakers; Operate and maintain SCADA RTUs; Perform high voltage switching

Seniority

Entry-level (1st year)

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