Senior Relay Technician - Utility & High-Voltage Protection

Senior Relay Technician – Utility & High‑Voltage Protection – Union Location: Lowell, MA, United States Date Posted: May 26, 2026 Requisition Number: 6539-OTHLOC-CGtMYfwD Salary Range: USD $63.73 - $84.13 per hour At Asplundh Electrical Testing , safety is a priority that forms the foundation of everything we do. The Senior Relay Technician plays a critical role in ensuring the safe and reliable operation of medium‑ and high‑voltage utility substations through advanced protective relay testing, commissioning, and maintenance activities. This position is ideal for professionals with a utility background who have hands‑on experience testing and commissioning transmission and distribution protection systems . The successful candidate will serve as a technical lead in the field, guide crews through complex outage work, and reinforce Asplundh’s reputation for safety, precision, and service excellence. We are experiencing strong growth and are immediately hiring Senior Relay Technicians with deep expertise in protection and control, relay schemes, and substation energization. If you enjoy solving complex protection challenges, leading safe work execution, and influencing system reliability at scale, we would like to speak with you. What You’ll Do Lead job briefings and safety tailboards, reinforcing a “Safety First, Always” field culture Perform protective relay testing, calibration, troubleshooting, and commissioning on medium‑ and high‑voltage systems Test and validate transmission and distribution protection schemes, including: Distance, differential, overcurrent, breaker failure, and bus protection Verify control and protection circuits for: Power transformers Medium‑ and high‑voltage circuit breakers Feeder relays Capacitor banks and reactors Support outage planning, switching coordination, energization, and restoration activities Perform event analysis, relay target review, and disturbance investigations Lead and mentor onsite technicians; coordinate work execution with project managers, system operators, and utility customers Create and maintain accurate test reports, as‑left settings, and field documentation Participate in job walks, project estimating, and customer technical discussions Serve as a technical resource and trainer for developing relay technicians Travel Requirements Work is performed at customer sites throughout the assigned region. Regular regional travel is required, with opportunities for extended assignments outside the region as needed. Company vehicle is provided for regional work‑related travel. What You Bring 5+ years of hands‑on experience in protective relaying for utility substations Demonstrated experience testing medium‑ to high‑voltage (5 kV–500 kV) protection systems Strong working knowledge of microprocessor‑based relays Experience with modern relay test platforms Solid understanding of utility safety rules, energized work practices, and lockout/tagout procedures Ability to interpret wiring and logic drawings, protection diagrams, and AC/DC schematics Valid driver’s license; ability to work outdoors, travel, and lift up to 70 lbs Education & Credentials NETA Level III or IV Certification preferred for Senior roles Experience with circuit breakers, power transformers, switchgear, RTUs, and substation communications Technical degree, apprenticeship, or military electrical training OSHA 10 or OSHA 30 Valid driver’s license with a clean driving history What We Offer Medical, dental, and vision coverage starting on day one Retirement plan to help you secure your future Company‑provided life insurance and supplemental options, including spouse and child coverage Aflac supplemental insurance programs Long‑term disability coverage Pre‑paid legal plan Employee Assistance Program (EAP) to support personal and professional well‑being Paid time off and paid holidays Access to employee discount programs and helpful resources Benefits listed above are available to eligible employees. Eligibility requirements and plan provisions apply. Equal Employment Opportunity Asplundh Electrical Testing is an equal opportunity employer. All qualified applicants will receive consideration for employment regardless of race, color, religion, sex, national origin, disability, veteran status, or any other protected class. Individuals with a disability who desire a reasonable accommodation can contact the ADA Coordinator by calling View phone number on click.appcast.io. The company partners with DHS/USCIS to e-Verify all newly hired employees. #J-18808-Ljbffr