Relay Technician

Liberty Personnel Services, Inc.; Angleton (TX); On-site; USD 75,000 - 120,000; Full time

Job summary

Liberty Personnel Services, Inc. seeks a Relay Technician to test, commission, calibrate, and maintain protective relays in substations, power plants, and industrial environments.

Experience with electromechanical and microprocessor-based relays is required, with familiarity in IEEE, NETA and NFPA standards. You will install, commission, test, and maintain protective relaying equipment, work with engineers to troubleshoot issues, and perform function tests during transformer and circuit-breaker

Qualifications

• 3+ years hands-on experience with relay testing and commissioning.
• NETA Level II/III/IV Certification preferred.
• Experience with relay software: SEL AcSELerator, GE Enervista, ABB PCM.

Responsibilities

• Install, commission, test and maintain protective relaying equipment and related systems.
• Collaborate with electrical engineers to identify, troubleshoot and resolve issues.
• Perform function testing of substation control circuits on relay panels and during transformer/circuit-breaker changes.

Skills

Protection schemes knowledge

Relay test sets (Doble/Omicron/Manta)

Read electrical drawings/relay logic

NETA standards familiarity

Education

NETA Certification (II/III/IV) preferred

Tools

SEL AcSELerator

GE Enervista

ABB PCM

Job description

Relay Technician - Switchgear, SEL Relays, SCADA, Transformers, Commissioning

This role involves testing, commissioning, calibrating, and maintaining protective relays and related systems in substations, power plants, and industrial environments. The ideal candidate will have experience with electromechanical and microprocessor-based relays and be familiar with industry standards such as IEEE, NETA, and NFPA

Duties and Responsibilities:

• Perform installation, commissioning, testing and maintenance of protective relaying equipment, relaying schemes, DFR equipment, SCADA systems, distribution automation systems and associated communication equipment.
• Work with electrical engineers to identify, troubleshoot and resolve issues.
• Perform function testing of substation control circuits on relay panels, transformers & circuit breaker changeouts

Skills:

• Strong knowledge of protection schemes for transmission, distribution, and generation.
• Proficiency in using relay test sets (e.g., Doble, Omicron, Manta).
• Ability to read and interpret electrical drawings and relay logic.
• Familiarity with NETA standards and testing procedures.

Qualifications:

• 3+ years of hands-on experience with relay testing and commissioning.
• NETA Level II, III, or IV Certification is preferred
• Experience with relay software (e.g., SEL AcSELerator, GE Enervista, ABB PCM)

#midsenior

Keywords: IEEE, NETA, NFPA, microprocessors, substations, commissioning, calibrating, maintenance, protective relays, electrical testing, utilities, renewals, battery, generator, industrial, petrochemical, SCADA, PLC, troubleshoot, transformer, circuit breakers, LOTO, ProTesT, SEL, GE Enervista, ABB, Doble, Omicron, Manta, transmission, distribution, switchgear, ATS's, UPS's, PDU's, CRAC/CRAH, chiller, HVAC, power distribution