Senior Relay Technician: Lead Substation Testing

MMR Group; Brookhaven (TX); On-site; USD 90,000 - 110,000; Full time

Benefits offered by this job

Company vehicle

Per diem and travel opportunities

Job summary

MMR Group is seeking an experienced Senior Relay Technician to join the Utility Services team in Brookhaven, MS, with travel across MS/TX/LA/AR. The role covers testing, commissioning, maintenance, troubleshooting, and repair of protective relaying systems in substations and renewable energy facilities.

The successful candidate will lead field crews, mentor junior technicians, and ensure safety and quality in project execution. Requires 8+ years in relay testing and strong electrical discipline.

Qualifications

• High School Diploma or GED (required).
• 8+ years of relay testing and commissioning experience in utility substations.
• Proficiency with transmission and distribution protection systems.
• Ability to travel as required; mostly MS, TX, LA, AR.

Responsibilities

• Perform acceptance testing, commissioning, maintenance testing, and troubleshooting of protective relays and control systems.
• Test and commission transmission, distribution, and generation protection schemes.
• Verify relay settings, logic, communications, and control systems.
• Conduct end-to-end testing, point-to-point verification, functional testing, and system commissioning.
• Conduct testing on breaker protection, bus, transformer, and generator schemes.
• Analyze relay event reports, oscillography, fault records, and disturbance recordings.

Skills

Relay testing

Substation testing

Travel flexibility

Leadership

Safety compliance

Education

Associate degree in Electrical Technology or related field

Tools

SEL AcSELerator

Omicron Test Universe

Doble Protection Suite

Aspen OneLiner

IEC 61850

SCADA/RTU testing

Fiber optic communications

Job description

MMR Group is seeking an experienced Senior Relay Technician to join the Utility Services team in Brookhaven, MS, with travel across MS/TX/LA/AR. The role covers testing, commissioning, maintenance, troubleshooting, and repair of protective relaying systems in substations and renewable energy facilities.

The successful candidate will lead field crews, mentor junior technicians, and ensure safety and quality in project execution. Requires 8+ years in relay testing and strong electrical discipline.