Senior Protection & Control Technician - Substations

Telex LLC; Evansville (IN); On-site; USD 70,000 - 110,000; Full time

Benefits offered by this job

Health insurance

Dental insurance

Vision insurance

401(k) retirement plan

Employee stock ownership plan

Paid time off

Job summary

Telex LLC is seeking a Senior Protection and Control Technician to support protective relaying testing, commissioning, and troubleshooting for substation projects. The role involves hands-on testing, installation, and collaboration with engineering teams to ensure reliable outcomes.

The ideal candidate has 1–5 years of field experience, strong knowledge of three‑phase power systems, and hands-on experience with Omicron, Doble, RTS, and related tools.

Qualifications

• 1–5 years field experience in relay testing, calibration, or substation commissioning.
• Solid understanding of three‑phase power systems and protection schemes.
• Proficiency with Omicron, Doble, Vanguard, and related test equipment.
• Skilled in RTS, Test Universe, Protection Suite and Accelerator.

Responsibilities

• Perform commissioning, installation, and maintenance of protective relaying equipment, DFRs, SCADA systems, and automation systems.
• Conduct end‑to‑end relay testing using Doble Protection Suite, Omicron Test Universe, and RTS.
• Execute functional and scheme testing including reclosing, breaker failure, logic schemes, and communication‑assisted protection.
• Troubleshoot protocols such as DNP3, Modbus, and 8979 using Wireshark, Accelerator, and ASE 2000.
• Support development of standardized testing procedures.
• Collaborate with clients, vendors, and engineering teams to ensure reliable project outcomes.
• Provide guidance to junior technicians when needed.

Skills

Relay testing

Troubleshooting

Substation commissioning

Protective relaying knowledge

Travel readiness

Communication skills

Education

Technical diploma or equivalent

Tools

Omicron Test Universe

Doble Protection Suite

RTS

Vanguard

Accelerator

ASE 2000

Job description

Telex LLC is seeking a Senior Protection and Control Technician to support protective relaying testing, commissioning, and troubleshooting for substation projects. The role involves hands-on testing, installation, and collaboration with engineering teams to ensure reliable outcomes.

The ideal candidate has 1–5 years of field experience, strong knowledge of three‑phase power systems, and hands-on experience with Omicron, Doble, RTS, and related tools.