Junior Relay Technician: Substation Protection & Testing

Electric Power Systems; St. Louis (MO); On-site; USD 48,000 - 64,000; Full time

Benefits offered by this job

Competitive pay

Training courses and certifications

Career path planning

Incentives for certifications

Per diem for travel

Referral bonuses

Tuition reimbursement

Job summary

Electric Power Systems seeks a Relay Technician I to support installation, testing, and maintenance of protective relay systems in substations and industrial environments. The role emphasizes learning relay protection theory and practical testing under supervision.

You will build basic relay test plans, perform entry-level tests, and assist in troubleshooting using schematics and manuals, while growing under experienced technicians and engineers.

Qualifications

• Pre-employment drug screen required.
• Criminal background check required.
• Willing to work overtime and travel.
• Valid driver's license with good driving record.
• Hands-on experience installing, maintaining, testing & repairing protective relays.

Responsibilities

• Implement safety policies and PPE usage.
• Participate in safety meetings, briefings and hazard identification.
• Assist with installation, wiring, and commissioning of protection and control systems.
• Perform entry-level testing under supervision from Senior Relay Technicians and Engineers.
• Assist in building and executing basic relay test plans.
• Support testing activities alongside senior staff.
• Read and interpret one-line, three-line, and AC/DC schematics and drawings.
• Assist in reviewing protection and control drawings to understand system design.
• Assist in troubleshooting relay and control system issues using schematics and manuals.
• Accurately document testing activities and maintain reports.

Skills

Drug screening

Background check

Driver's license

Overtime travel

Relay testing

Relay protection theory

Power systems knowledge

Education

Electrical/Electronic technology degree

Military experience

NETA certification

Tools

Relay test software

Job description

Electric Power Systems seeks a Relay Technician I to support installation, testing, and maintenance of protective relay systems in substations and industrial environments. The role emphasizes learning relay protection theory and practical testing under supervision.

You will build basic relay test plans, perform entry-level tests, and assist in troubleshooting using schematics and manuals, while growing under experienced technicians and engineers.