Senior Relay Technician - Utility & High-Voltage Protection - Union
Asplundh Electrical Testing
Feeder relays Protection diagrams AC/DC schematics 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 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. Benefits We offer a competitive range of benefits to support our employees’ health, well‑being, and financial security. Medical, dental, and vision benefits are available to all eligible employees on the first day of employment. For more information on the benefits available for this role, please contact the recruiter or hiring manager. Individuals with a disability who desire a reasonable accommodation can contact the ADA Coordinator by calling View phone number on click.appcast.io. We partner with the Department of Homeland Security/U.S. Customs and Immigration Service to e-Verify all newly hired employees. An Equal Opportunity Employer. Please Note All job offers are subject to pre-employment drug screening and a background check. Unless otherwise noted, we do not sponsor employees for work authorization in the U.S. for this position. Notice to Agencies: We only accept resumes from recruiters, employment agencies, or staffing services if a Service Agreement has been signed and we have requested recruitment/staffing services for the specific position. Any unsolicited resumes will become the property of the company, and no fees or compensation will be paid to the recruiter, employment agency, or staffing service. #J-18808-Ljbffr Asplundh Electrical Testing
$63.73 - $84.13 per hour
...Senior Relay Technician - Utility & High-Voltage Protection - Union Brand: Asplundh Electrical Testing Location: New London, CT, United States Date Posted: Aug 4, 2026 Requisition Number: 6539-OTHLOC-CCjCYfwf Salary Range: USD $63.73 - USD $84.13 (Hourly) At Asplundh Electrical...UnionSeniorHourly payApprenticeshipImmediate start- ...Category/Area of Expertise: Asset Protection Job Requisition: 538620 Address: USA-CT-Groton-... ...of all investigation related information High S Stop & Shop is an equal opportunity employer... ..., age, marital status (including civil unions), military service, veteran status,...UnionLocal area
- ...Utilities Maintenance TechnicianAmentum is seeking an experienced and highly skilled Utilities Maintenance Technician to provide advanced technical expertise supporting critical utility infrastructure... ...space entry, hot work, and fall protection programs.Identify, report, and...SuggestedPermanent employmentApprenticeshipShift workWeekend work
$24.43 - $50 per hour
...We’re seeking a talented Mid-to-Senior Submarine Electronic Warfare Engineering Technician to join our team in Groton, CT.... ...-Level Education & Experience: High School Diploma/GED and five (5)... ...reasonable accommodation, or any other protected category under federal, state,...SeniorHourly payContract workTemporary workLocal area$48 - $55 per hour
...experienced Automation Controls Technician/Installer for a direct... ...Install conduit, low-voltage wiring, and BAS... ...terminate sensors, relays, actuators, and other... ...License required. ~ High school diploma or technical... ...required personal protective equipment. If you are...SuggestedHourly payFull timeImmediate startFlexible hoursShift work$24.28 per hour
...Boat Attention Class of 2026 High School Grads!!! Do you enjoy... ...Carpenters and Joiners of America Union. Our Entry Level Trades... ...paints to prevent corrosion and protect against the accumulation of... ...Required: Must be a high school senior and graduating by August of 20...UnionHourly payApprenticeshipShift work- ...HVAC Utilities Maintenance Technician Amentum is seeking an HVAC Utilities Maintenance Technician V for... ...chiller plant equipment / systems, high pressure boilers, steam turbines, pumps... ...that provides equal or better protection from identified hazards. Ability...Hourly payPermanent employmentContract workWork experience placementFlexible hoursShift work
- ...Automation/Controls Technician/InstallerNew England Mechanical... ..., conduit low voltage wiring, terminations,... ...temperature sensors, relays and electronic actuators... ...procedures, and use personal protective equipment when... ...clean appearance and utilize all protective equipment...Local areaShift work
- ...Job description EDUCATION/EXPERIENCE: High school Diploma or equivalent. High mechanical comprehension. Previous welding and/or machining... ...orientation, marital or familial status, genetic information, protected veteran status, or other basis protected by law. #J-18808-...
$100k - $150k
...Master Technician Master Technician Sign on Bonus - $10,000 for qualified candidates!!... ...openings for energetic, enthusiastic and highly motivated Master Technician to join our... ...national origin, disability status, genetics, protected veteran status, sexual orientation,...Hourly payPrice workFull timeLocal areaImmediate startRelocation package$50k - $75k
...Sunday. Main Responsibilities: Service Technicians work with their hands-on cars, such as... ..., individuals with disabilities and protected veterans are encouraged to apply. Why... ...individuals who share your passion for high-quality repair work. Experience a supportive...$17 - $20 per hour
...workplace.About the role: As a Decontamination Technician you will perform housekeeping /... ...machines as needed to perform duties such as high-pressure washers, laundry machines, RP... ...tasks as directed by the Radiation Protection department. You will report to the site...- ...have immediate openings for energetic, enthusiastic and highly motivated auto technicians to join our growing and dynamic team! Are you a career minded... ...age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or...Hourly payPrice workLocal areaImmediate start
$5,000 per month
As one of the largest, most diversified utility contractors in North America, MICON Group, Inc. has been unlocking the potential of infrastructure... ...help facilitate a positive safety culture within a union environment What it takes?3+ years of experience as a safety professional...UnionTemporary workFor contractorsFlexible hours$86.12k - $95.53k
...Responsibilities for this Position Senior Engineering Support... ...Date: 7/14/2026 Category: Technicians/Technical Support Employment... ...that allow them to carry out high-stakes national security... ...Individuals with Disabilities / Protected Veterans PI285849197...SeniorFull timeWork experience placementSecond jobImmediate startFlexible hours- ...Responsibilities for this Position Mechanical Engineer Senior / Specialist / Principal US-CT-Groton Job ID: 2026-19542 Type... ...interpersonal, and communication skills. Candidate must be highly organized and be able to work multiple tasks concurrently. Candidate...SeniorFull timeNight shiftWeekend work
- ...Responsibilities for this Position Atmosphere Technician US-CT-Groton Job ID: 2026-20096... ...) organization and plays a key role in protecting the health and safety of shipyard... ...Qualifications Required: High School Diploma or equivalent Minimum...Full timeSeasonal workShift work
- ...exciting opportunity for a Maintenance Technician to join our team in Groton, Connecticut!... ...an unparalleled range of solutions for high performance and specialist applications.... ...religious belief, or any other characteristics protected by law. We provide a fully inclusive and...Monday to Friday
- ...Experienced Certified Technicians At Lorensen Auto Group, you can expect to work on a team... ...experience preferred ~ Must hold a high school diploma or equivalent ~ Excellent... ...or parental status, or any other status protected by the laws or regulations in the locations...
- ...HVAC Technician Primary duties and responsibilities include but are not limited to:... ...knowledge of HVAC including the concepts of voltage, current and power and the properties and... ...training Confined space training Fall protection Physical demands and work environment...Flexible hoursShift work
- ...Communications Systems Test Engineer: Senior/Specialist/Principal Ship Control US-CT... ...The selected candidate will be part of a high-performing, detail-oriented team that fulfills... ...Working with component engineers and technicians to troubleshoot and resolve problems on the...SeniorFull timeRemote workFlexible hours
- ...Senior Clinical Research Associate ICON is a global healthcare intelligence and clinical research organisation united by a mission... ...training and guidance to site staff and other CRAs to maintain high standards of clinical trial conduct. Building and maintaining...Senior
- ...re seeking skilled Freelance Data Center Technicians to join our growing team. If you have... ...center operations, contributing to our high standards of service excellence. Key Responsibilities... ...and maintain security protocols to protect the integrity of the data center...Permanent employmentFreelanceLocal areaRemote workFlexible hours
- ...Auto Technician OpportunityWe have immediate openings for energetic, enthusiastic and highly motivated auto technicians to join our growing and dynamic team! Are you a career... ...national origin, disability status, genetics, protected veteran status, sexual orientation, gender...Hourly payPrice workLocal areaImmediate start
$108.8k - $163.2k
...Dynamics Electric Boat (GDEB) location. You will be part of a small, highly specialized team that will install and test of the Trident II... ...national origin, age, veteran status, disability, or any other protected class. For our complete EEO and pay transparency statement,...SeniorFull timeWork experience placementRelocation packageShift work$115.25k - $128.05k
...Safety responsibilities, the Senior Advisor, Safety is responsible... ...to electric, gas and water utility industriesKnowledge of OSHA regulations... ...energy practices is highly desired.Strong oral and written... ..., disability status, or protected veteran status.VEVRRA Federal...SeniorFull timeH1bLocal area- ...Automotive Technician Position If you possess a passion for the auto industry and want to... ...team. As an Automotive Technician, you will utilize your expertise and knowledge to diagnose,... ...team members Requirements: High school diploma or equivalent At least...Hourly payFull time
$36k - $50k
...Entry Level Automotive Technician Monaco Ford is seeking an Entry Level Automotive Technician... ..., Connecticut. In this role, you will utilize your skills and knowledge in the auto industry... ...by management Requirements High school diploma or equivalent Previous...Hourly payFull time- ...specifications Qualifications Service technician experience required ASE certification... ...diagnostic equipment Minimum high school diploma or GED equivalent... ...national origin, disability status, genetics, protected veteran status, sexual orientation, gender...Local area
- ...manufacturer specificationsQualifications:Service technician experience requiredASE certification a... ...electronic diagnostic equipmentMinimum high school diploma or GED equivalent... ...national origin, disability status, genetics, protected veteran status, sexual orientation,...Local area
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 New London, CT
- configuration technician New London, CT
- mold technician New London, CT
- data center operations technician New London, CT
- safety technician New London, CT
- er technician New London, CT
- data center technician New London, CT
- at&t technician New London, CT
- therapy technician New London, CT
- mercedes benz technician New London, CT


