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.
- ...priority—it is our foundation. The Senior Relay Technician plays a critical role in... ...operation of medium‑and high‑voltage utility substations through advanced protective relay testing, commissioning,... ...: For roles that fall within union‑represented territories, certain...UnionSeniorApprenticeshipLocal areaImmediate start
- ...Senior Relay Technician At Asplundh Electrical Testing, safety is not a priority... ...operation of medium- and high-voltage utility substations through advanced protective relay testing, commissioning,... ...: For roles that fall within union-represented territories, certain...UnionSeniorApprenticeshipLocal areaImmediate start
- ...priority—it is our foundation. The Senior Relay Technician plays a critical role in... ...operation of medium‑ and high‑voltage utility substations through advanced protective relay testing, commissioning,... ...: For roles that fall within union‑represented territories, certain...UnionSeniorApprenticeshipLocal areaImmediate start
- ...Sr. Relay Technician Electric Power Systems (EPS) is a NETA... ...across Data Centers, Utility, Generation, Renewables... ...industry. The Senior Relay Technician serves... ...the technical lead for protection and control systems, responsible... ...state or federal laws. High Priority PlumbingSenior
$100k - $125k
...California and be responsible for protective relaying and SCADA/communication... ..., metering equipment and high-voltage equipment including... ...will be experienced Relay Technician with the requisite training... ...with vendors, interconnected utilities, contractors and consultants...SeniorContract workFor contractorsWork at officeLocal areaRemote workNight shift- ...Position Summary The Senior Refrigeration &... ...Services Technician is a senior-... ...boiler, hot water, utility, electrical... ...including sensors, relays, contactors,... ...environments. High-volume... ...required personal protective equipment and comply... ...travel to the Union, Missouri facility...UnionSeniorFor contractorsShift workNight shift
$125.39k - $166.77k
...building and maintaining utility scale solar, battery storage and high voltage substation projects... ...Description Summary: The Senior Contracts Manager is responsible... ...~ Familiarity with union and non-union contract... ...other characteristic protected by law. Benefits:...UnionSeniorFull timeContract workFor subcontractorWork at officeRemote work$36 - $40 per hour
...Overview Senior Maintenance Technicians are responsible for ensuring the reliable operation... ...lead casting and high-precision punching processes... ...the Nelson-Atkins Museum and Union Station, we are proud to power... ...materials and disposable protective clothing containing lead which...UnionSeniorHourly payFull timeTemporary workShift workNight shiftWeekend workAfternoon shift$36 - $40 per hour
...Overview Senior Maintenance Technicians are responsible for ensuring the reliable... ...lead casting and high-precision punching processes... ...the Nelson-Atkins Museum and Union Station, we are proud to power... ...scraps materials and disposable protective clothing containing lead...UnionSeniorHourly payTemporary workShift workNight shiftWeekend workAfternoon shift$95k - $110k
Reporting to the Manager, the High Voltage Technician will oversee the operation,... .... Track site discrete relay calibration due dates for assigned... ...testing and documentation Protective Relay purpose, operation,... ...same-sex marriages, civil unions & domestic partnerships....UnionTemporary workFor contractorsWork experience placementWork at officeLocal areaRelocationVisa sponsorshipFlexible hoursShift work$70.82 - $96.15 per hour
...Ulteig is seeking an experienced Senior Relay Technician to serve as a technical field lead for protection and control, metering, and SCADA-related commissioning, testing... ..., 3LDs, schematics, and wiring diagrams and utilize these drawings to support field troubleshooting...SeniorHourly payPermanent employmentFor contractorsLive inRemote work- ...24 # of Openings 1 Category Relay Technician Overview Relay Technician II... ...clients across Data Centers, Utility, Generation, Renewables,... ...commissioning, and maintenance of protection and control systems with... ...while working closely with Senior Relay Technicians and Engineers...Daily paidTemporary workFlexible hours
- ...ABM Industries is seeking Senior Field Service Technicians (NETA, NICET or... ...replace low, medium, and high-voltage switchgear and circuit breakers... ...state and electromechanical relays. Perform relay calibration... .... Test and commission protection and control systems on...SeniorTemporary workFor contractorsTraineeshipWork at officeLocal areaRelocation package
- ...ABM Industries is seeking Senior Field Service Technicians (NETA, NICET or... ...replace low, medium, and high-voltage switchgear and circuit breakers... ...state and electromechanical relays. Perform relay calibration... ...Test and commission protection and control systems on...SeniorTemporary workFor contractorsTraineeshipLocal areaRelocation package
- ...Overview Job Title: Relay Technician II About The Company:... ...clients across Data Centers, Utility, Ge neration, Renewables,... ...commissioning, and maintenance of protection and control systems with... ...while working closely with Senior Relay Technicians and Engineers...Daily paidTemporary workFlexible hours
- ...ABM Industries is seeking Senior Field Service Technicians (NETA, NICET or... ...replace low, medium, and high-voltage switchgear and circuit breakers... ...state and electromechanical relays. Perform relay calibration... .... Test and commission protection and control systems on...SeniorTemporary workFor contractorsTraineeshipWork at officeLocal areaRelocation package
$97k - $142k
...partners. Mentor less experienced technicians. Utilize digital tools for remote... ...branches. Qualifications High school diploma or higher... ...troubleshooting, analysis, and protective relay work. NICET/NETA... ...and low, medium, and high voltage power distribution equipment...SeniorFor contractorsLocal areaRemote workRelocationNight shift$97k - $142k
...currently seeking a Senior Field Service... ...of field services technicians and engineers in... ...experienced technicians Utilize digital tools for... ...Qualifications High school diploma or... ...well as protective relays NICET/NETA certification... ...medium, and high voltage power...SeniorFor contractorsH1bLocal areaRemote workRelocationVisa sponsorshipNight shift- ...The Maintenance Technician I supports the FedEx... ...handling systems. Will utilize prescribed... ...multimeter on AC/DC voltage and continuity setting... ...a failed or stuck relay or contacto r... ...EDUCATION ~ High School Diploma or... ...Employee Polygraph Protection Act E-Verify Program...SeniorWork at officeAll shiftsFlexible hoursShift workDay shift
- ...seeking a Maintenance Technician! **Must have... ...-phase power, low-voltage systems, and industrial... ...Maintenance: Utilize predictive... ...Experience: ~ Minimum High School Diploma or... ...expression, marital, civil union, or domestic... ...any other status protected by the laws or...UnionTemporary work
$10 per hour
...currently recruiting for the position of Senior Electronic Technician. Under general supervision, this... ...policies and procedures. May work on high structures and open towers. Performs... ...perform job functions. THIS POSITION IS A UNION POSITION, REPRESENTED BY IBEW Benefits...UnionSeniorFor contractorsWork at officeFlexible hours- ...Job We are looking for a highly energetic, result... ...take daily directions from Technician, Technician II, Lead Technicians, Senior Technicians and Advance... ...Pull all types of low voltage cable including copper telecom... ...belief, or any other basis protected by applicable law....UnionWork at officeVisa sponsorshipRelocation package
$40.59 per hour
...stations, fuses, motor starters, relays, switches, timers, servo... ...identity or any other characteristic protected by law.**Basic Qualifications:... ....**Pay Range:**For this union-represented posting, wage rates... ...Ability to work cooperatively in high paced and sometimes stressful...UnionWeekly payPermanent employmentCurrently hiringTrial periodNight shiftDay shiftAfternoon shift$29 - $34 per hour
...Senior Maintanence Technician Fike Corporation, a rapidly growing international... ...pressure relief, explosion protection, fire suppression and detection... ...of machines such as relays, switches, and motors, and... ...Qualifications: Required: High School Diploma or a General...SeniorWorldwide- ...codes and ordinances. Relays non-conformities to... ...Experience: ~ Graduation from high school or GED. AND... ..., mental application utilizes memory for details,... ...or any other legally protected category. The City of Independence... ...with the governing union (if applicable) to add,...UnionContract workFor contractorsWork at officeLocal areaFlexible hours
$40.55 per hour
...The Maintenance Technician will be responsible... ...of components. Utilizing technical... ...will bring: High school diploma or... ...experience with AC/DC voltage Knowledge of PLCs... ...Workers Local 11-617 Union. Ingredion NKC operates... ...classification protected by law ("protected...UnionHourly pay16 hoursFull timeContract workLocal areaWorldwideRelocationShift workNight shiftRotating shiftDay shiftAfternoon shift$1,500 per month
...specialize in low, medium, and high-voltage substation work, including... ...troubleshooting of electric utility facilities such as electric... ...and repair simple and complex protective relays, regulator control and... ...employees who transfer from non-union positions, may be required to...UnionHourly payApprenticeshipInterim roleLive inImmediate startRelocationTrial periodVisa sponsorshipWork visaRelocation packageFlexible hoursShift work- ...Shop Technician Electric Power Systems (EPS) is a NETA-accredited... ...across Data Centers, Utility, Generation, Renewables, Transit... ...but not limited to: High/medium/low voltage test instruments Circuit... ...basis To wear personal protective equipment (such as fire-retardant...
$35 - $60 per hour
...seeking Electrical Field Service Technicians (Levels II-IV) to perform... ...troubleshooting of medium- and high-voltage electrical equipment across utility, industrial, commercial, and data... ...transformers Circuit breakers Protective relays and protection systems Execute...Hourly payDaily paidFull timeTraineeshipWeekend workWeekday work$30 - $57 per hour
...Suntrup Automotive Group Technician Suntrup Automotive Group is a... ...Latest diagnostic equipment ~ Highly productive shop environments... ...disability status, genetics, protected veteran status, sexual... ...family is in accordance with our union shops. Our non-union shops offer...UnionHourly payLocal 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!
- business technician Missouri
- collection technician Missouri
- install technician Missouri
- integration technician Missouri
- financial technician Missouri
- forklift technician mechanic Missouri
- mental health technician Missouri
- student nurse technician Missouri
- customer care technician Missouri
- wire technician Missouri




