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.
- ...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
$63.73 - $84.13 per hour
...Senior Relay Technician - Utility & High-Voltage Protection - Union Brand: Asplundh Electrical Testing Location: Hartford, CT, United States Date Posted: Aug 4, 2026 Requisition Number: 6539-OTHLOC-CujCYfw7 Salary Range: USD $63.73 - USD $84.13 (Hourly) At Asplundh Electrical...UnionSeniorHourly payApprenticeshipLocal areaImmediate start- ...Testing in Hartford, CT is seeking a Senior Relay Technician to ensure the safe, reliable operation of medium- and high-voltage substations through protective relay testing, commissioning, and... ...energization. This role requires a utility background and NETA credentials. We...Senior
- Asplundh Electrical Testing seeks a Senior Relay Technician to ensure safe, reliable... ...of substations through advanced protective relay testing and commissioning.... ...teams, plan outages, and drive high-quality test reports across utility sites. The ideal candidate has 5...Senior
$119k - $190.4k
...proficient and driven Senior Technical Business... ...meet evolving utility needs and position... ...of experience in high voltage equipment, preferably... ...distribution, protection and control of power... ...fuses, contactors, relays, instrument... ...-mobility, Athens union, Puerto Rico]Go to...UnionSeniorHourly payFull timeTemporary workRemote workHome officeMonday to Friday$119k - $190.4k
...technically proficient Senior Technical... ...driving growth through utility customer and key... ...architectures, protection systems, and... ...requisite medium voltage link between high-voltage transmission... ...fuses, contactors, relays, instrument... ...mobility, Athens union, Puerto Rico]Go to...UnionSeniorHourly payFull timeTemporary workRemote workHome officeMonday to Friday$45.71 - $51.44 per hour
...Generator Field Service Technician in Newington, CT. We... ...1–$51.44/hourBenefits:UNION Shop!Pension, welfare,... ...paralleling generators, medium/high voltage, transformers, thermal... ...problemsEfficiently utilize resources to correct... ..., and ANSI-rated protective footwear as requiredWe...UnionLocal areaImmediate startAfternoon shift$117.8k - $176.8k
...Opportunity Stantec’s New York City office is seeking a highly motivated and driven Senior Bridge Design Engineer to support our growing New York... ...The benefits information listed above may not apply to union positions because benefits for such positions are governed...UnionSeniorFull timeTemporary workPart timeCasual workWork at officeLocal areaFlexible hours$144.96k - $173.96k
...infrastructure services to the power industry, designing, building and maintaining utility scale solar, battery storage and high voltage substation projects nationwide. The Principal Fire Protection Engineer serves as the technical authority and strategic lead for fire and...Remote work$45.71 - $51.44 per hour
...Generator Field Service Technician in Newington, CT. We... ...1–$51.44/hourBenefits:UNION Shop!Pension, welfare,... ...paralleling generators, medium/high voltage, transformers, thermal... ...problemsEfficiently utilize resources to correct... ..., and ANSI-rated protective footwear as requiredWe...UnionLocal areaImmediate startAfternoon shift$25.47 per hour
...Transco Rail Services, along with Union Tank Car Company (UTLX) and... ...The Railcar Repair Technician conducts all aspects of repair... ...assigned. General Requirements High school diploma or GED required... ...attention to their membership in any protected class. If you require any...UnionNight shiftWeekend work- ...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
$100.5k - $160.8k
...This position reports to:Senior Engineering Manager__In... ...troubleshoot PLC/HMI, Relays and other control... ...will join a talented and high performing team, where... ...distribution systems, protection & control, and critical... ...ABB E-mobility, Athens union, Puerto Rico]Go to and...UnionSeniorFull timeContract workTemporary workWork experience placementRemote workHome officeMonday to Friday- SOLV Energy is seeking a Principal Fire Protection Engineer for national, remote work. You will lead fire and life safety strategies across utility-scale storage, power, and industrial projects, ensuring compliance with codes and client specs from design through commissioning...Remote job
- ...Senior Tax Manager Our Client is seeking an experienced and strategic... ...'s tax function. This highly visible leadership role is responsible... ..., status as a veteran, union membership, ethnicity, gender,... ...political affiliation, or any other protected characteristics as required by...UnionSeniorFor contractorsWork at officeLocal area
$62.48k - $93.72k
...Service Power Generation Technician / Mechanic We are... ...maintenance/repairs utilizing diagnostic tools Maintain... ...abilities. High Voltage / Low Voltage experience... ...origin, age, religion, union affiliation, sexual orientation... ..., or other status protected by law. Cummins...UnionFull timeApprenticeshipWork experience placementRelocation- ...changes, transforming the utility landscape to enhance... ...and is looking for a Senior Substation Physical... ...distribution systems will be highly regarded. In... ...understanding of High Voltage substation components:... ...lighting and lightning protection designs for substation...Senior
$73.2k - $117.8k
...At Oshkosh, we build, serve and protect people and communities around the world by... ...helps people do their jobs every day. Senior Field Service Technician The Senior Field Service Technician... ...as required. Minimum Qualifications High School Diploma or GED and five (5) or...SeniorNight shift$128.6k - $192.9k
...communities improve, reuse, and protect our world’s most... ...’re looking for a Senior Project Manager / Technical... ...staff and develop high-performing project teamsPerform... ...); spatial analysis of utility layouts and trench... ...above may not apply to union positions because benefits...UnionSeniorFull timeTemporary workPart timeFor contractorsCasual workWork at officeLocal areaRemote workFlexible hours3 days per week- ...operation of the design center as a color match technician or sample making technician including... ...production schedule while maintaining a high level of product quality. Perform... ...where noise level is such that hearing protection is required.May work in areas where toxic...Local areaImmediate start
$20 - $23 per hour
...Fox Pest is looking for an enthusiastic Utility Technician. The Utility Technician is responsible... ...team debrief to ensure all tasks meet high standards. Essential Functions: Service... ...application and re-entry Utilize appropriate protective gear and equipment during application...Hourly pay$88.4k - $154.7k
...possible.Job Description:Parsons is seeking a Senior Bridge Engineer to join our rapidly... ...candidates with the ability to work in a highly flexible, team-oriented environment that... ...critical infrastructure that connects and protects communities around the world. We work in...SeniorFull timeWork experience placementFlexible hours$65k - $75k
Position Title: Senior Accountant Position Type: Full-time (35 hours... ...in Microsoft Excel and high proficiency across the entire... ...marital status (including civil unions), national origin, ancestry, military... ..., disability, hair texture/protective hairstyles, status as a domestic...UnionSeniorFull timeWork at office$134.1k - $214.5k
...within the US market, ensuring training is highly relevant, widely adopted, and directly... ...Plan. Financial counseling. Baxter Credit Union (BCU). Daily Pay.College financial aid... ...eligibility or veteran status, and other legally protected characteristics. Salary Range...UnionSeniorDaily paidTemporary workWork at officeRemote workFlexible hours- ...in Uncasville, CT is seeking a Master Cook for Bobby Burgers to set up the cooking line and prepare food for high-volume service. You will follow recipes, protect confidentiality of proprietary sauces, and ensure quality plating. Applicants should have four years of...SeniorFlexible hours
$97.38k - $129.84k
...Senior Business Development Manager – (Ocean Freight)As a Senior Business Development Manager... ...+ (Based on Experience)Benefits (All Non-Union Employees)Compensation: Competitive base... ..., veteran status, or other legally protected characteristics.Work AuthorizationApplicants...UnionSeniorContract workFlexible hours$50.48 - $57.69 per hour
Join Us:Advance Utility Insight as a Senior SUE Analyst — Elevate Data, Strengthen Decisions, Shape InfrastructureAre... ...conditions, and producing detailed, high‑quality mapping that supports... ..., citizenship, age, disability, protected veteran status, or any other...SeniorTemporary workWork at office- ...SENIOR TAX ACCOUNTANT (CPA/EA) Our client is an award-winning, multigenerational... ...Qualifications: CPA or EA highly preferred 5 years experience... ..., status as a veteran, union membership, ethnicity, gender,... ...political affiliation, or any other protected characteristics as required by...UnionSeniorFor contractorsWork at officeLocal area
- ...be required to perform additional related duties. This is a 1716 union position and the hours of work are 40 per week.Knowledge, Skills... ...meet the following qualifications: Graduation from a standard high or vocational school with at least one course in each of the following...UnionWork at officeTrial period
$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
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!
- social work technician Hartford, CT
- rehabilitation technician Hartford, CT
- endoscopy technician Hartford, CT
- senior operations technician Hartford, CT
- cardiology technician Hartford, CT
- product development technician Hartford, CT
- compliance technician Hartford, CT
- transmission technician Hartford, CT
- wire technician Hartford, CT
- network operations center technician Hartford, CT


