Senior Relay Technician - Utility & High-Voltage Protection - Union
Asplundh Electrical Testing, LLC
Description
About the Role
At Asplundh Electrical Testing , safety is not a priority—it is our foundation. The Senior Relay Technician plays a critical role in ensuring the safe, 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 . You 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’d like to speak with you.
As a NETA‑accredited, independent electrical testing and engineering organization , Asplundh Electrical Testing sets the benchmark for technical excellence and unwavering safety across the utility, renewable energy, data center, and industrial sectors .
Candidates must be authorized to work in the United States for any employer at the time of hire. This position is not eligible for visa sponsorship.
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 provided for regional work‑related travel.
- 5+ years of hands‑on experience in protective relaying for utility substations
- Demonstrated experience testing medium‑ to high‑voltage (5kV–500kV) 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:
- Protection diagrams
- AC/DC schematics
- Wiring and logic drawings
- Valid driver’s license; ability to work outdoors, travel, and lift up to 70 lbs
- NETA Level III or IV Certification preferred for Senior roles
(Candidates at other NETA levels are encouraged to apply for opportunities across the organization) - 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
At Asplundh Electrical Testing, we invest in the well‑being of our people. Eligible employees enjoy a comprehensive benefits package designed to support their health, financial security, and work‑life balance, including:- Medical, dental, and vision coverage starting on day one
- Retirement plan to help you secure your future
- Company‑provided life insurance for added peace of mind
- Supplemental life insurance options, including spouse and child coverage
- A variety of voluntary 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 to recharge and refresh
- Paid holidays
- Access to employee discount programs and helpful resources
Please note: For roles that fall within union‑represented territories, certain benefits and employment terms may differ from what’s listed here. In those cases, the applicable local union agreement will guide the specific benefits and provisions. We’re committed to transparency and will walk you through what applies to your location during the hiring process.
Who We Are
Asplundh Electrical Testing (AET) has been a leading provider of independent electrical testing services since 1981. Headquartered in Foxboro, MA, with regional offices across the country, AET specializes in substation commissioning, acceptance testing, and maintenance for clients in electrical transmission, distribution, and generation. As a NETA-certified company and a member of Asplundh Engineering Services—a subsidiary of Asplundh Infrastructure Group—AET is committed to delivering reliable, high-quality services at competitive prices.
An Asplundh Company
As part of the Asplundh family, AET benefits from extensive resources and a century of experience. Together, we provide utilities with comprehensive end-to-end services, from design to construction, testing, and maintenance, ensuring reliability and peace of mind.
Our Commitment
At AET, we believe in tackling challenges together with our customers, leveraging our collective experience and resources to achieve success in every project.
Important Information for Applicants:
- Asplundh Tree Expert, LLC and its family of companies are Equal Opportunity Employers. We consider all qualified applicants without regard to any legally protected characteristic.
- If you require reasonable accommodation during the application or hiring process, please contact our ADA Coordinator at View phone number on click.appcast.io.
- Employment offers are contingent upon successful completion of applicable pre-employment requirements, which include background screening, drug testing, and employment eligibility verification.
- Compensation determination is based on market data, job scope and individual qualifications.
- We offer a competitive total rewards package inclusive of health and welfare and retirement benefits, as well as paid time off and holiday pay benefits.
- Unsolicited resumes without an executed agency agreement become the property of the company.
- ...Feeder relays Protection diagrams AC/DC schematics Description At Asplundh... ...is our foundation. The Senior Relay Technician plays a critical role in... ...operation of medium‑and high‑voltage utility substations through... ...For roles that fall within union‑represented territories,...UnionSeniorApprenticeshipLocal areaImmediate start
- ...Senior Relay TechnicianAt Asplundh Electrical Testing, safety... .... The Senior Relay Technician plays a critical role... ...operation of medium- and high-voltage utility substations through advanced protective relay testing,... ...roles that fall within union-represented territories...UnionSeniorApprenticeshipLocal areaImmediate start
- ...testing with moderate to high complexity utilizing test and laboratory... ...for our entire low voltage product offering in an... ...Action employer for protected Veterans and Individuals... ...E-mobility, Athens union, Puerto Rico] Go to... ...like switches and relays. Its Power Protection...UnionFull timeTemporary workMonday to FridayAfternoon shift
$97k - $142k
...Systems Division is seeking a Senior Field Service Representative... ...team of field services technicians and engineers in the industry... ...systems and low, medium, and high voltage power distribution equipment... ...rights and data security will be protected in accordance with...SeniorH1bLocal areaRelocationVisa sponsorshipNight shift- ...objectives. The Division's portfolio includes industrial circuit breakers, low-voltage systems, motor starting applications, and safety devices like switches and relays. Its Power Protection unit supports the world's largest data center companies with advanced energy-efficient...SeniorMonday to Friday
$68.6k - $109.76k
...execution. Knowledge of low voltage power distribution products... ...Affirmative Action employer for protected Veterans and Individuals with... ...excludes ABB E-mobility, Athens union, Puerto Rico] Go to... ...plan called the Copay Plan OR a High Deductible Health Plan (with a...UnionHourly payFull timeTemporary workMonday to Friday$33 - $35 per hour
...Job Description The Maintenance Technician is responsible for repairing... ...and safe work area at all times Protect the integrity and quality of... ...and procedures Job Requirements High school diploma, GED or... ...location, employment type, and union governance. Background Verification...UnionHourly payLocal areaImmediate startShift workNight shiftRotating shiftWeekend work$72.16k - $108.24k
...relevant functions to select and utilize appropriate resources, tools,... .... Use appropriate personal protective equipment. Promote interdependence... ...HSE Training. Quality Applies high standards of workmanship and... ...origin, age, religion, union affiliation, sexual orientation...UnionFull timeWork experience placementLocal areaImmediate startRelocation$72.16k
...relevant functions to select and utilize appropriate resources, tools,... .... Use appropriate personal protective equipment. Promote interdependence... ...HSE Training. Quality Applies high standards of workmanship and... ...origin, age, religion, union affiliation, sexual orientation...UnionWork experience placementLocal areaImmediate startRelocation package- ...and survive the harshest environments. From high-energy directed laser systems to satellite optics and hypersonic thermal protection, Attalon equips the warfighter with the... ...group in Bloomfield as a Sr. Manufacturing Technician , specializing in the assembly, testing, and...Senior
$97k - $142k
...Senior Field Service Representative Eaton's Engineering Service & Systems Division... ...most experienced team of field services technicians and engineers in the industry, and we... ...phase power systems and low, medium, and high voltage power distribution equipment...SeniorH1bRelocationVisa sponsorshipNight shift$56.16k - $106.08k
...Description Senior Supermarket Rack Refrigeration... ...Refrigeration HVAC Technician. If you possess relevant... ...equipment team and assets by utilizing commercial HVAC and... ...Environmental Protection Agency (EPA) Certification... ...years or older with a High School Diploma or equivalent...SeniorFull timeTemporary workPart timeLocal areaWorldwideRelocation package- ...Labcorp is seeking a Senior Software Engineer to join our team at... ...experience in robotics, or a high school diploma with 10 or more... ...parental status, marital, civil union or domestic partnership status... ..., or any other legally protected characteristic. Additionally,...UnionSeniorFull timeTemporary workCasual workInternshipMonday to FridayFlexible hoursDay shift
$56.16k - $106.08k
...Senior HVAC TechnicianLocation: Westfield, MA, 01085, United StatesBase Pay: $56,160.00 - $106,080.00 / YearOther Compensation: Now Offering... ...: HVAC and RefrigerationIndustry: eCommerce / RetailerRequired Degree: High schoolManage Others: NoMinimum Experience: 2 Years...SeniorRelocation package$30 - $35 per hour
...innovative outdoor living products and utility infrastructure solutions for the water,... ...Paid holidays What CRH Offers You Highly competitive base pay Comprehensive medical... ...origin, age, disability, status as a protected veteran or any other characteristic...Hourly payTemporary workFor contractorsLocal area$102.44k - $135.72k
...implemented by all levels of associates, management and any applicable union members. Develop and evaluate facility layout changes that will... ...or veteran status, or any other applicable state or federal protected class. The Company provides affirmative action in employment...UnionSeniorHourly payFull timeWork at officeShift work- ...Job Description As a Sr Industrial Maintenance Technician, you will have the opportunity to provide high-level technical support and service to our... ...Follow appropriate safety procedures and use Personal Protective Equipment (PPE) while maintaining equipment (Lock...SeniorShift workWeekend workDay shift
$56.16k - $106.08k
...Senior HVAC Technician Location: Westfield, MA, 01085, United States Base Pay: $56,160.00 - $106,080.00 / Year Other Compensation: Now... ...Refrigeration Industry: eCommerce / Retailer Required Degree: High school Manage Others: No Minimum Experience: 2 Years...SeniorRelocation package$42 - $48 per hour
...Senior Technician If you are wondering what makes Trimedx different, it's that all of our associates share in a common purpose of serving... ...troubleshoots, repairs, calibrates and verifies the performance of highly complex medical equipment and systems, independent of...SeniorHourly pay$24.6 - $33.2 per hour
...support; bereavement leave; 401(k) Associate contributions; credit union; cell phone discounts. Also, those who meet certain service or... ..., or based on any individual's status in any group or class protected by applicable federal, state, or local law. TJX also provides reasonable...UnionHourly payApprenticeshipLocal areaHome officeShift work- ...Location Detail: 31 Union Street (10619) Shift Detail: Covers X-Ray and CT Scan $10,... ...Qualifications EDUCATION/CERTIFICATION: A high school diploma or GED equivalent;... ...terminology, sterile technique and radiation protection as it relates to CT practice. Must be...UnionShift work
$30k
...Location Detail: 31 Union Street (10619) Shift Detail: Up to $30,000 in shift differentials... ...team works cohesively to deliver high-quality inpatient care and is excited to... ...auto, renters insurance, identity theft protection, legal services, pet insurance and more!...UnionFull timeWork at officeShift workNight shift$36.94 - $52.15 per hour
...Electronics Technician Location: West Hartford, CT, US, 06110-132... ...The company provides solutions utilized on aircraft, engine, advance... .... The FAA Repairman is a non-union working member of the repair... ...environment, and use any Personal Protective Equipment (PPE) provided by...UnionHourly payPermanent employmentFlexible hoursShift work$37.52 - $43.13 per hour
...Street & Traffic Signal Technician I The Town of West... ...direction, performs highly skilled electrical/electronic... ...performed around high voltage lines with an aerial... ...extremes. Personal protection equipment is required... ...regulations including Northeast Utilities. Wears personal...For contractorsWork experience placementLocal area$53.17 per hour
...and substation loads and voltages to ensure safe... ...QualificationsEducation:High school diploma or the equivalent... ...required; electrical utility experience is preferred... ..., with progression per union contract.Visit our... ...disability status, or protected veteran status.VEVRRA Federal...UnionContract workFor contractorsApprenticeshipH1b$83.3k - $133.28k
...win the market. This position requires a high degree of flexibility as well as analytical... ...and Affirmative Action employer for protected Veterans and Individuals with Disabilities... ...employees [excludes ABB E-mobility, Athens union, Puerto Rico] Go to myBenefitsABB.com...UnionHourly payFull timeTemporary workMonday to Friday- ...Kinsley Power Systems is seeking a Senior Director, Sales who will be... ...this position will be able to utilize project data and collaborate... ...Clearly understand and relay the assigned Sales team members... ...results-oriented individual with a high degree of energy and competitiveness...SeniorWork at office
- ...communication skills, with the ability to communicate effectively with medical personnel. Ability to maintain customer focus through the utilization of good listening skills, attention to detail and the ability to perceive customers' underlying issues. Good organizational...SeniorPermanent employmentWork at officeRemote workWork from homeFlexible hours
$16.94 - $17.44 per hour
...Career Responsible for delivering a highly satisfied customer experience proven by engaging... ...discounts; pet & legal insurance; credit union; referral bonuses. Those who meet service... ...'s status in any group or class protected by applicable federal, state, or local law...UnionHourly payTemporary workLocal areaHome officeFlexible hours$21 - $29 per hour
...Optical Fiber Manufacturing Technician Key Responsibilities Operate fiber draw towers... ...procedures Required Qualifications ~ High school diploma or equivalent (technical... ...equipment Use of personal protective equipment (PPE) required Standing for...Shift workNight shift
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Relay Technician - Utility & High-Voltage Protection - Union. Be the first to apply!




