Senior Relay Technician - Utility & High-Voltage Protection - Union
Utilities Service Co Inc
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.
What You Bring
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
Education & Credentials
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
*Benefits listed above are available to eligible employees. Eligibility requirements and plan provisions apply
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 insubstationcommissioning, acceptance testing, and maintenance for clients in electrical transmission, distribution, and generation. As aNETA-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.
- ...field culture Perform protective relay testing, calibration,... ...on medium‑ and high‑voltage systems Test and validate... ...Lead and mentor onsite technicians; coordinate work... ...system operators, and utility customers Create and... ...Certification preferred for Senior roles (Candidates at...UnionSeniorApprenticeship
- ...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
- ...in Boonton, NJ is looking for a skilled professional to lead protective relay testing and calibration in high-voltage systems. With over 5 years of experience in utility substations, you will mentor technicians and ensure safety protocols are followed. The role requires...Senior
- ...facility located in Newark, New Jersey, is currently seeking a High Voltage Electrician. Created in 1902, PVSC is the 5th largest facility... ...municipalities located in Bergen, Essex, Hudson, Passaic and Union Counties. The 140-acre plant is designed to treat an average of...Union
$52.98k - $55.08k
...Senior Maintenance Repairer The Superintendent invites qualified... ...Candidates must score and rank high enough on this examination in... ...Will be required to learn to utilize various types of electronic and... ...Employment Period: Twelve (12) months Union Affiliation: Local 617 *...UnionSeniorPermanent employmentFull timeContract workWork at officeLocal area$116k - $148k
...thinkers, and team players with a high-performance mindset and a... ...insurance can be for our clients.The Senior Underwriter possesses strong... ...Institutions and Credit Union program offerings.Responsibilities... ..., or any other basis protected by applicable law. Coaction also...UnionSeniorFull time- ...firm in Parsippany, NJ seeks a Senior Tax Accountant. This firm... ...tax returns Preparation of high-net-worth individual returns... ...seniority, location, performance, union contract and business needs. This... ..., national origin, age, protected veteran status, or disability...UnionSeniorHourly payContract work
- ...Senior Graphic DesignerThis role offers flexibility... ...Sanofi product labeling, utilizing regulatory text, technical... ...company, by producing high quality, accurate... ...we can do even more to protect people from infectious... ...domestic partnership or civil union status; sex, gender,...UnionSeniorWorldwide
$118.7k - $169.8k
...stakeholders and groups, with high visibility in the... ..., Short Circuit & Voltage Drop Calculations, Coordination... ...Control Centers, Relay/Protection Systems).Independently... ...generation in large utility power plants or large... ...travel requirements and/or union contracts (if...UnionFull timeTemporary workPart timeFor contractorsRemote work$31.6 per hour
...Electrical Technician Location: New Jersey (Morris County area) Pay: $... ...hour Employment Type: Full-time, union position About the Opportunity... ...designer and manufacturer of high-performance lifting and... ...industrial automation and high-voltage electrical systems Assist with...UnionFull timeWorldwide- ...in Red Bank, NJ is seeking a Senior Tax Accountant. This firm offers... ...tax returns Preparation of high-net-worth individual returns Review... ..., location, performance, union contract and business needs. This... ..., national origin, age, protected veteran status, or disability...UnionSeniorHourly payContract work
$29.51 - $54.37 per hour
...environmental-control systems, utilizing knowledge of... ...What you will bring: A High School Diploma or equivalent... ...safety goggles, fall protection harness and safety... ...on elements such as seniority, merit, geographic location... ...requirements, and union designation. Our compensation...UnionHourly payWork at officeWork from homeNight shift$55.82 - $75.54 per hour
...As a Field Service Technician at Diversified Laboratory... ...communication skills. High School Diploma or... ...safety goggles, fall protection harness and safety boots... ...depend on elements such as seniority, merit, geographic... ...travel requirements, and union designation. Our...UnionHourly payLocal areaWork from home- ...and Campus Planning Union: AFSCME Local 3472 Location... ...equipment, including high voltage. Must comply with... ...environment. ~Perform utility stakeouts of underground... ...designated personal protective equipment to include,... ...completion as a Universal technician as required by 40 CFR...UnionWork at officeLocal area
$27.61 - $50.86 per hour
...perform your task you will utilize your knowledge of air... ....What you will bring:A High School Diploma or... ...depend on elements such as seniority, merit, geographic location... ...requirements, and union designation. Our compensation... ..., status as a protected veteran, or any legally...UnionHourly payWork at officeLocal areaWork from homeNight shiftWeekend work$137k - $150k
...Senior Development EngineerElevate your career at Marotta Controls... ..., integration-focused test technicians, and qualification test technicians... ...-810 and/or RTCA-DO-160 is highly desirableBachelor's degree in... ...eye, hearing and foot protection (as required). Continual repetitive...SeniorLocal areaFlexible hoursNight shift- ...Senior Installation TechnicianThe Senior Installation Technician is responsible for performing a wide... ..., and union trades. May be required... ...& Certifications:High school or GED equal... ...equipmentKnowledgeable of low voltage electrical... ..., or any other protected characteristic...UnionSeniorTemporary workFor contractorsFor subcontractorWork at officeLocal areaRemote workFlexible hoursWeekend work
$206.25k - $343.75k
...US Senior Medical Director, Rare Hematology Location: Cambridge... ...ability to work effectively in a highly matrixed, cross-functional... ...domestic partnership or civil union status; sex, gender, gender identity... ...) or any other characteristic protected by law. #GD-SG #LI-GZ #LI-...UnionSenior$236.25k - $393.75k
...ancestry; nationality; natural or protective hairstyles; marital, domestic partnership or civil union status; sex, gender, gender... ...be found through the LINK. Senior Clinical Lead, Early Clinical &... ...process for communication. Ensure high quality documents, requiring...UnionSenior$25.65 per hour
...Description Title: Junior Apprentice Technician Location: Cedar Knolls,... ...water. # Demonstrated a high level of customer service by... ...military. Ability to utilize information technology to perform... ...based on the following protected categories: race, creed, color...Hourly payFull timeApprenticeshipMonday to FridayNight shiftWeekend work- ...Senior Accountant / Senior Financial Analyst (Hybrid... ...insights and recommendations. Utilize reporting and... ...Power BI or Tableau is highly preferred. Excellent communication... ..., status as a veteran, union membership, ethnicity,... ..., or any other protected characteristics as required...UnionSeniorWork at officeLocal areaRemote work
- DescriptionThe Senior Substation Engineer will lead the preparation... ...for new and modified high-voltage (13kV to 765kV) electrical... ...arrangement above and below grade, protective relaying and control, electrical... ..., and other industry and utility standards, guides,...SeniorWork at office
$125k - $200k
...Environmental Division, Utilities Division, Drilling... ...throughout its management and union staff. We offer all... ...may report to a Senior Project Manager. RESPONSIBILITIES... ..., detail oriented, highly organized, excellent... ...; identity theft protection; 401(k); employee assistance...UnionSeniorContract workTemporary workFor subcontractorWork at office- ...has a client that is seeking to hire a Tax Senior in Parsippany, New Jersey (NJ). Summary:... ..., seniority, location, performance, union contract and business needs. This range may... ..., gender identity, national origin, age, protected veteran status, or disability status. #J-...UnionSeniorHourly payContract workWork at office
- ...most fast paced, innovative sectors of high-tech building design and... ...associated with high, medium and low voltage electrical distribution and control... ...analysis. Develop design criteria for protective device coordination, relay applications, medium voltage transformers...SeniorWork at office
- ...Teleprotection and communications for the electric utility market.The individual in this position... ...made us a leading global manufacturer of high quality electrical and utility solutions... ..., sex, national origin, disability, protected veteran status, sexual orientation,...SeniorFlexible hours
- ...requires an experienced technician capable of... ...safe, reliable, and high-quality service.... ...compressors, contactors, relays, transformers,... ...documentation. Utilize HVAC diagnostic... ...at the applicable union requirements for classification... ...or characteristic protected by applicable...UnionHourly payFull timeLocal area
$200k - $270k
...you consider yourself to be a highly technical, strong communicator... ...projects? Gilbane is seeking a Senior Project Executive - Sports to... ...industry skills every day. You will protect and promote the interests of... ...with owners, subcontractors, unions, etc.Assumes overall...UnionSeniorContract workFor contractorsFor subcontractorLocal area$120k - $202.5k
...environments. We are looking for a senior PKI engineer who can design... ...secure, scalable, and highly automated cryptographic services... ...domestic partnership or civil union status, familial status, military... ...status, and other characteristics protected by applicable law.Discover...UnionSeniorFull timeTemporary workFlexible hours- ...recruiting for an enthusiastic and high energy Permit Technician to work with outside... ...required; experience in utilizing Customer Relations... ...hair type, hair length, or a protective hairstyle that is commonly... ...disability, marital status, civil union partner status, protected...UnionFull timeWork at officeLocal areaFlexible hours
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!
- data entry technician Parsippany, NJ
- configuration technician Parsippany, NJ
- mold technician Parsippany, NJ
- data center operations technician Parsippany, NJ
- project technician Parsippany, NJ
- safety technician Parsippany, NJ
- er technician Parsippany, NJ
- control systems technician Parsippany, NJ
- data center technician Parsippany, NJ
- at&t technician Parsippany, NJ



