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

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.

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. This role can be union or non-union depending on the candidate preference!

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.
Vacancy posted 2 days ago
Similar jobs that could be interesting for youBased on the Senior Relay Technician - Utility & High-Voltage Protection in Tyler, TX vacancy
  • $18.54 - $31.55 per hour

     ...Senior Technician The Senior Technician position requires your talent and technical expertise to diagnose drivability and electrical systems...  ...information, veteran status, or any other characteristic protected by federal, state or local law. Employment Eligibility... 
    Senior
    Daily paid
    Minimum wage
    Price work
    Temporary work
    Local area
    Flexible hours

    Bridgestone

    Tyler, TX
    3 days ago
  • $18.54 - $31.55 per hour

     ...need. Job Category Retail Position Summary The Senior Technician position requires your talent and technical expertise to diagnose...  ...information, veteran status, or any other characteristic protected by federal, state or local law. Employment Eligibility... 
    Senior
    Daily paid
    Minimum wage
    Price work
    Full time
    Temporary work
    Part time
    Local area
    Flexible hours

    Bridgestone Americas

    Tyler, TX
    4 days ago
  •  ...electrical control systems including motors, relays, drives, and 3-phase power Reads and...  ...safety procedures including LOTO, fall protection, NFPA 70E, and OSHA regulations. Basic...  ...with the BGC Business Driver Policy. ~ High school Diploma or GED and one to three or... 
    Suggested
    For contractors
    Work at office
    Immediate start
    Flexible hours
    Night shift

    Brookshire Grocery

    Tyler, TX
    1 day ago
  • $15.75 - $23.67 per hour

     ...Automotive Technician Bridgestone Retail Operations (BSRO) is part of Bridgestone Americas...  ...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.... 
    Suggested
    Daily paid
    Minimum wage
    Price work
    Full time
    Temporary work
    Part time
    Local area
    Flexible hours

    Bridgestone

    Tyler, TX
    18 hours ago
  •  ...our guests. POSITION TITLE: Master Technician CLASSIFICATION: Exempt POSITION...  ...of the service department, ensuring high-quality work and efficient operations. The...  ...procedures and proper use of personal protective equipment (PPE). Involves teamwork, reliability... 
    Suggested
    Price work
    Local area

    Automotive Super Center

    Tyler, TX
    18 hours ago
  • $62,878 per day

    2026-2027 Assistant Principal -Junior High Pool Job Posting ID: 378 Location(s): Junior High Employment Type: Full Time Job Type: Salaried Posted Date: 03/16/2026 Deadline: Until Filled Pay: $62,878.00 - $76,681.00 Hours per Day: 8:00:00 Assistant Principal... 
    Full time

    Chapel Hill Independent School District

    Tyler, TX
    2 days ago
  • $23 per hour

     ...Experienced Mobile Diesel Technician Are you an Experienced Mobile...  ...to plan work procedures. Utilize various diagnostic equipment...  ...computer system. Examine protective guards, loose bolts, and specified...  ...Basic Qualifications: ~ High school diploma or general... 

    Rush Enterprises

    Tyler, TX
    4 days ago
  •  ...Industry *Electric Utilities Position Sr. Construction Manager Req Code 2870 General Location...  ...(site, foundation, electrical & relay, T-Line) to identify and eliminate costly...  ...required by the safety department for personal protection • May be at more than one job site in... 
    Senior
    Contract work
    For contractors

    EDG

    Tyler, TX
    1 day ago
  • We are looking for a Service Technician to join our growing team! The right candidate will...  ...Service Technician experience preferred * High school diploma or equivalent, ASE...  ...national origin, disability status, genetics, protected veteran status, sexual orientation,... 
    Local area

    Peltier Subaru

    Tyler, TX
    3 days ago
  •  ...to work towards higher levels of Service Technician and leadership roles in our Service...  ...assigned as needed Requirements: ~ High School diploma or equivalent ~ Valid driver...  ..., disability, or any other status protected by law. If you need a reasonable accommodation... 
    Hourly pay

    United Rentals

    Tyler, TX
    2 days ago
  •  ...The Pharmacy Refill Technician will provide integrated support to pharmacy staff and Shields...  ...stakeholders throughout the organization. Protect organization's value by keeping...  ...medical clinic) is a plus. Education: High school diploma or GED required Benefit... 

    Insight Global

    Tyler, TX
    1 day ago
  •  ...Shop Technician Classification Non-Exempt Job Summary...  ...manual. Understand and utilize various exchange items. Evaluate...  ...quantities of chemicals, dust, steam, high-pressure water, and high-...  .... Requires wearing common protective or safety equipment. Required... 

    Doggett John Deere

    Tyler, TX
    4 days ago
  •  ...in Tyler, TX is seeking a Paramedic/ER Technician to join their team. The Paramedic/ER Technician...  .... ~ Ability to work under pressure in high-stress situations. ~ Minimum...  ...national origin, citizenship/immigration status, veteran status or any other protected status.... 
    Full time
    Immediate start
    Night shift

    Hospitality Health ER

    Tyler, TX
    18 hours ago
  •  ...their services by producing high-quality Radiographs (chest, upper...  ...of a more complex nature, utilizing state-of-the-art computerized...  ...all duties in a manner that protects the confidentiality of patients...  ...Non-Certified Radiology Technician (NCT) by Texas Medical Board... 
    Daily paid
    Shift work

    CHRISTUS Health

    Tyler, TX
    2 days ago
  •  ...Senior Water/Wastewater Pipeline Project Manager HDR Engineering is looking for a Senior...  ...assessment projects which contain a high degree of technical complexity. In addition...  ...client relationships with specific focus on relaying HDR's pipeline condition assessment,... 
    Senior

    HDR

    Tyler, TX
    4 days ago
  • $69,212 per day

    2026-2027 Assistant Principal - High School Pool Job Posting ID: 379 Location(s): High School Employment Type: Full Time Job Type: Salaried Posted Date: 03/16/2026 Deadline: Until Filled Pay: $69,212.00 - $84,404.00 Hours per Day: 8:00:00 Assistant Principal... 
    Full time
    Local area

    Chapel Hill Independent School District

    Tyler, TX
    3 days ago
  •  ...Step into a better way to serve the same senior market in a less crowded space with a thriving...  ...re not buried in forms and follow-up. Protected, exclusive territory: Producing reps...  ...market experience in a less competitive, high-impact role—no licenses, just your sales... 
    Senior
    Weekly pay

    United Placement Group

    Tyler, TX
    5 days ago
  •  ...Self, Leader of Others, or Leader of Leaders. Performs EKG's utilizing the GE MAC 5500 machine. Performs electrocardiograms for...  ...developmental needs of each patient served. Requirements: ~ High School Diploma required. ~1 year of prior EKG experience preferred... 
    Full time

    Christus Health

    Tyler, TX
    14 hours ago
  •  ...Maintenance Technician I Northgate Resorts owns and manages the most...  ...' lives. We endeavor to be a highly effective, lean, and fast-...  ...facilities, structures, and utilities, keeping them operable and in...  ...disability status, genetics, protected veteran status, sexual orientation... 
    Part time
    Work experience placement
    Seasonal work
    Local area
    Night shift
    Weekend work

    Northgate Resorts

    Tyler, TX
    4 days ago
  •  ...The purpose of the Fire Alarm & Security Technician position is to install, troubleshoot,...  ...different manufactures clean agent and high-pressure suppression systems. Appropriate...  ...trainees all applicable aspects of fire protection. Other duties may be assigned.... 
    Temporary work
    Apprenticeship
    Traineeship
    Work at office
    Local area
    Flexible hours

    Summit Fire & Security

    Tyler, TX
    3 days ago
  •  ...Description Summary: The technician assumes the responsibilities for constant electro-...  ...and respectfully at all times. Accurately relays messages. Notifies RN of any dysrhythmia...  ...Requirements: Education/Skills High School Diploma or equivalent required.... 
    Hourly pay
    Daily paid
    Immediate start

    CHRISTUS Health

    Tyler, TX
    1 day ago
  •  ...Description: The Field Maintenance Technician travels to drilling rig field locations...  ...emergency situations Wear required Personal Protective Equipment (PPE) at all designated times...  ...: All Level Requirements: High School Diploma or GED Must have valid... 
    Temporary work
    Casual work
    Currently hiring
    Work at office
    Local area
    Immediate start
    Remote work
    Night shift
    Weekend work

    Patterson-UTI

    Tyler, TX
    2 days ago
  •  ...hospital systems, including equipment, utilities, plumbing, electrical, HVAC, as well as...  ...driver's license may be required. High school diploma or equivalent work experience...  ..., creed, age, mental or physical disability, or any other protected classification.... 
    Full time
    Part time
    Work experience placement
    Flexible hours
    Shift work
    Night shift
    Weekend work
    Afternoon shift
    Weekday work

    HealthSouth

    Tyler, TX
    3 days ago
  •  ...Sign-on bonus Job Title: Maintenance Technician Reports To: Property Manager /...  ...and locks # Security systems and fire protection equipment # Ceiling leaks # Walls...  ...EXPERIENCE: HVAC Certification High school or GED equivalent Valid driver... 
    Work at office
    Relocation package

    Realty Center Management

    Tyler, TX
    18 hours ago
  •  ...lives by providing reliable, high-speed connectivity solutions...  ...Supports and mentors lower-level technicians and fulfills service and...  ...distribution of plant. Able to utilize soft tools associated with...  ...orientation, gender identity or protected veteran status, or any other... 
    Local area
    Night shift

    Optimum Communications Corp

    Tyler, TX
    2 days ago
  •  ...serve a broad portfolio of great-tasting, high-quality products sold throughout the US...  ...Job Summary The Maintenance Technician is responsible for performing routine maintenance...  ..., veteran status, or any other protected status. Applicants with disabilities... 
    For contractors

    John Soules Foods

    Tyler, TX
    2 days ago
  •  ...Laboratory Technician Location: Tyler, TX Employment Type: Full-Time Laboratory...  ...FSER) in Tyler, TX focused on delivering high-acuity care with an elevated patient experience...  ...origin, citizenship/immigration status, veteran status or any other protected status.... 
    Full time
    Night shift

    Hospitality Health ER

    Tyler, TX
    18 hours ago
  •  ...This position is for a CBRE Maintenance Technician at a healthcare facility, working a second...  ...and guidance. What You’ll Need: High School Diploma, GED, or relevant experience...  ..., political belief, or any other basis protected by applicable law. Candidate... 
    Second job
    Work at office
    Visa sponsorship
    Afternoon shift

    CBRE

    Tyler, TX
    3 days ago
  • $25.95 - $33.8 per hour

     ..., lead or participate in solution implementation Wear personal protective equipment (PPE) in all areas where mandatory helping to promote...  ...the Fly, and Interpersonal Savvy EDUCATION and CERTIFICATIONS: High School diploma or equivalent Vocational certificate in appropriate... 
    Shift work
    Weekend work
    Afternoon shift

    Wayne Farms LLC

    Tyler, TX
    3 days ago
  •  ...Administrator Position Direct and manage overall campus operations. Responsible for leadership of the campus instructional program ensuring high standards of instruction and student achievement, compliance with district policies, application of instructional programs, and... 
    Work at office

    Region 7 Education Service Center

    Winona, TX
    18 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Relay Technician - Utility & High-Voltage Protection. Be the first to apply!