Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

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.

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.

Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Senior Relay Technician - Utility & High-Voltage Protection - Union in Fresno, CA vacancy
  •  ...Role At Asplundh Electrical Testing , safety is the foundation. The Senior Relay Technician ensures the safe, reliable operation of medium- and high-voltage utility substations through advanced protective relay testing, commissioning, and maintenance activities. This... 
    Union
    Senior

    Asplundh Careers

    Fresno, CA
    3 days ago
  •  ...Description: THIS IS A UNION REPRESENTED POSITION...  ...Toyota Certified Service Technician after six months, and...  ...equipment and utility vehicles/ golf carts to...  ...Regularly use personal protective equipment in the performance...  ...classification ~ High School diploma or equivalent... 
    Union
    Immediate start
    Shift work

    TOTAL INDUSTRIES

    Fresno, CA
    19 days ago
  • $25 - $35 per hour

     ...The Solar Maintenance Technician is and entry-level position...  ...of Commercial and Utility Scale Solar PV plants....  ...Uphold a high level of safety standards...  ...polarity, open circuit voltage, grounding continuity,...  ...procedures. PPE personal protective equipment is required.... 
    Suggested
    Hourly pay
    Full time
    Temporary work
    Monday to Friday
    Flexible hours
    Shift work
    Weekend work

    ACT Power Services

    Fresno, CA
    5 days ago
  • $33.95 per hour

     ...plant operates 24 hours a day, producing high-quality architectural glass used in commercial...  ...? Starting Wage: $33.95 per hour Union position Medical, Dental & Vision...  ...equipment while wearing required personal protective equipment. About Vitro Vitro Architectural... 
    Union
    Hourly pay
    Rotating shift

    Pittsburgh Glass Works

    Fresno, CA
    1 day ago
  •  ...thinking Maintenance Technician to join our growing team...  ...expertise will be utilized in the optimization and...  ..., maintain, and solve relay logic, ladder diagrams...  ...or in the future. High school diploma or...  ...belief, or any other basis protected by applicable law.... 
    Senior
    Hourly pay
    Work at office
    Visa sponsorship
    Shift work

    CBRE

    Fresno, CA
    5 days ago
  • $31.27 - $42.14 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... 
    Union
    Hourly pay
    Work at office
    Local area
    Work from home
    Night shift
    Weekend work

    Trane Technologies

    Fresno, CA
    3 days ago
  • $117.8k - $176.8k

     ...looking for problem solvers, high achievers, and visionaries to...  ...group has an opportunity for a Senior Transmission Line Engineer; this...  ...overhead and underground high voltage and extra high voltage...  ...listed above may not apply to union positions because benefits for... 
    Union
    Senior
    Full time
    Temporary work
    Part time
    For contractors
    Casual work
    Work at office
    Local area
    Flexible hours

    Stantec

    Fresno, CA
    2 days ago
  • $150k - $190k

     ...Description Job Description Senior Project Manager –...  ...electrical and low-voltage systems across Northern...  ...in on escalations and high-risk situations  Financial...  .../HCAi) experience  Union (IBEW) contractor...  ...gender identity, or any other protected characteristic.... 
    Union
    Senior
    Full time
    Contract work
    For contractors
    For subcontractor
    Seasonal work
    Work at office
    Relocation
    Monday to Friday

    Innovation Consulting

    Fresno, CA
    28 days ago
  •  ...Job Title: Used Car Reconditioning Technician All tools provided! Job Overview We are seeking a highly skilled and detail-oriented Used Car Reconditioning Technician...  ...Competitive hourly guarantees with performance bonuses. Union health and benefits package. Opportunities for... 
    Union
    Hourly pay

    Hedrick Co

    Clovis, CA
    2 days ago
  • $40 - $48 per hour

     ...contractor with a reputation for combining high-quality consulting services with...  ...accompanying and supporting documentation. The technician will need to have proficiency in working...  ...are provided through local labor union aligned with collective bargaining agreement... 
    Union
    Hourly pay
    Full time
    For contractors
    Work at office
    Local area

    EMCOR Group

    Fresno, CA
    11 days ago
  •  ...Location: Onsite Employee Status: Regular Employee Group/Union Affiliation: A20|AFSCME|UNAC-UTNC-United Therapists of...  ...without regard to race, religion, sex, age, national origin, disability, veteran status, or any other protected characteristic or status.
    Union
    Senior
    Hourly pay
    Full time
    Work experience placement
    Work at office
    Shift work

    Kaiser Permanente

    Fresno, CA
    4 days ago
  • $23.95 - $38.06 per hour

     ...related fields. Experience with voltages up to 480V, various switches (including relays, starters, etc.), various sensors...  ...overhead cranes, confined areas, high noise, and the full range of ambient...  ...identity, national origin or protected veteran status and will not be discriminated... 
    Hourly pay
    Full time
    Work at office
    Weekend work

    RadNet

    Fresno, CA
    5 days ago
  • $36 - $40 per hour

     ...Field Service Technician Sungrow North America is a...  ...commitment to innovation, high-quality standards, and...  ...design issues, and utility grid transients. For BESS...  ...the use of personal protective equipment (PPE)....  ...diverse group of partners, senior managers, and subject... 
    Hourly pay
    Contract work
    For contractors
    For subcontractor
    Work at office
    Visa sponsorship

    Sungrow

    Fresno, CA
    28 days ago
  • $80k - $110k

     ...Financial Insights and Reporting as a Senior Accountant in a Dynamic Energy...  ..., control, and reliability in utility management. Rooted in values...  ..., dynamic work environment ~High attention to detail, strong...  ...or any other basis protected by applicable federal, state,... 
    Senior
    Local area

    Jobot

    Fresno, CA
    1 day ago
  • $40 - $90 per hour

     ...chiller, and retrofit contractor with a reputation for combining high-quality consulting services with customized energy solutions....  ...and test results. Benefits are provided through local labor union aligned with collective bargaining agreement. Email a Friend... 
    Union
    Hourly pay
    Full time
    For contractors
    Work experience placement
    Work at office
    Local area

    EMCOR Group

    Fresno, CA
    6 days ago
  •  ...Job Description Job Description Automotive Technician Full time/Union position Hedrick’s Chevrolet is looking for an Auto Technician! As an Automotive Technician (Automotive Mechanic) you will need to identify the cause of breakdowns and repair them using the... 
    Union
    Full time
    Flexible hours

    Hedrick's Chevrolet

    Clovis, CA
    19 days ago
  • $47.15k - $56.58k

     ...Job Number: 26EM0008 Department: Department of Public Utilities Division: Wastewater Management Division Opening Date:...  ...management, the City of Fresno Wastewater Management Division provides high-quality wastewater collection, treatment, and reclamation... 
    Hourly pay
    Permanent employment
    Full time
    Temporary work
    Part time
    Work experience placement
    Work at office
    Immediate start
    Flexible hours
    Night shift

    City of Fresno, CA

    Fresno, CA
    1 day ago
  • $90k - $110k

     ...and improve productivity through better utilization of human assets and resources. Represents...  .... Serves as a point of contact for union representatives, fostering professional...  ...to creating a safe work environment and protecting all employees and customers. Meaningful... 
    Union
    Senior
    Contract work
    Work experience placement
    Work at office
    Night shift

    Vulcan Materials

    Fresno, CA
    1 day ago
  • $40 - $53 per hour

     ...About MGE MGE Underground is a growing utility infrastructure contractor serving utility...  ...Air Brakes. Your Prior Experience High School Diploma or General Equivalency Diploma...  ...and does not discriminate based on any protected characteristics. Pre-Employment and... 
    Hourly pay
    Full time
    For contractors
    Flexible hours
    Night shift

    MGE Underground, Inc.

    Fresno, CA
    24 days ago
  •  ...Mechatronics and Robotics Technician CBRE is an equal opportunity...  ...including belts, motors, photo-eyes,relays, and more. Install,...  ...visasponsorship now or in the future. ~ High school diplomaor general...  ...belief, or any other basis protected by applicable law.... 
    Hourly pay
    Work at office

    CBRE

    Fresno, CA
    6 days ago
  • $26 - $36 per hour

     ...individuals, including those with disabilities and Protected Veterans, are encouraged to apply. Job Description: The Auto Body Technician's primary responsibility and accountability...  ...and/or Experience Required: High school diploma or equivalent required. Successful... 
    Hourly pay
    Daily paid
    Minimum wage
    Price work
    Full time
    Temporary work
    Apprenticeship
    Local area

    The Boyd Group

    Fresno, CA
    5 days ago
  •  ...mentoring agents in handling customer inquiries. The incumbent will independently resolve the most complex transactions and assist technicians with difficult problems relating to the licensing of drivers and registration of vehicles; handle callbacks, live chats, and... 
    Senior
    Full time
    Work at office
    Relocation

    California State Jobs

    Fresno, CA
    14 hours ago
  • $19.25 - $28.93 per hour

     ...Retail Position Summary The Automotive Technician plays a pivotal role within our...  ...detail, and a commitment to delivering high-quality workmanship in a fast-paced environment...  ...status, or any other characteristic protected by federal, state or local law. Employment... 
    Daily paid
    Minimum wage
    Price work
    Full time
    Temporary work
    Part time
    Local area
    Flexible hours

    Bridgestone Americas

    Fresno, CA
    3 days ago
  • $90k

     ...Automotive Technician / Mechanic GoodGuys Tire & Auto Repair, we earned our name doing...  ...Must be at least 18 years of age High School Diploma or equivalent Prefer a...  ...national origin, disability status, genetics, protected veteran status, sexual orientation, gender... 
    Bi-weekly pay
    Hourly pay
    Local area
    Immediate start
    Relocation package

    Sun Auto Tire & Service

    Fresno, CA
    2 days ago
  •  ...SUMMARY OF POSITION The Senior Electrical Engineer plays a critical...  ...electrical systems and major utilities across the plant. This...  ...proper grounding and electrical protection systems for personnel and...  ...or manufacturing operations; union environment preferred. • Or... 
    Union
    Contract work
    For contractors
    Work at office

    United Future

    Fresno, CA
    4 days ago
  • $117.8k - $176.8k

     ...Environmental Services Power Utility team. Stantec’s Northern California...  ...a Project Manager with Senior Biology/Ecology experience to...  ...develop and mentor a team of high performers through coaching and...  ...listed above may not apply to union positions because benefits for... 
    Union
    Full time
    Temporary work
    Part time
    Casual work
    Work at office
    Local area
    Remote work
    Work from home
    Flexible hours
    Night shift

    Stantec Consulting International Ltd.

    Fresno, CA
    5 days ago
  • $36.64 - $37.94 per hour

     ...all production areas and utility systems. Essential...  ...motors, drives, sensors, relays, switches, control...  ...Qualifications: High school diploma or GED required...  ...summer months. Hearing protection is required on the...  ...Reimbursement Program (Non-Union), and a Learning... 
    Union
    Hourly pay
    Full time
    Summer work
    Local area
    Immediate start
    Shift work
    Rotating shift

    Novolex

    Fresno, CA
    1 day ago
  • $102.17k

     ...the way water resources are managed and protected. By combining cutting‑edge digital technologies...  ...Join the Trinnex Security Team as a Senior Cyber Security Analyst, where you will...  ...software systems that support water utilities and infrastructure. In this role, you’ll... 
    Senior
    H1b

    CDM Smith

    Fresno, CA
    1 day ago
  • $23.58 - $34.59 per hour

     ...Equipment Inc. Plant Maintenance Technician – Fresno, CA, United States |...  ...new equipment installations Utilizes hand and portable power tools...  ...Science strongly preferred; high school diploma/GED required 3...  ...origin, age, disability, protected veteran status, pregnancy, sexual... 
    Hourly pay
    Night shift

    Linde Gas & Equipment

    Fresno, CA
    5 days ago
  • $19.25 per hour

     ...experience in our service centers! It doesn't matter if you're a recent high-school grad, a well-seasoned professional looking for a change,...  ...an entry-level position Safety shoes, uniforms & personal protective equipment (PPE) Tuition reimbursement Employee discount 50... 
    Hourly pay
    Full time
    Part time
    Flexible hours
    Afternoon shift

    Valvoline

    Fresno, CA
    2 days ago

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!