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

Senior Relay TechnicianAt 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 DoLead job briefings and safety tailboards, reinforcing a "Safety First, Always" field culturePerform protective relay testing, calibration, troubleshooting, and commissioning on medium- and high-voltage systemsTest and validate transmission and distribution protection schemes, including:Distance, differential, overcurrent, breaker failure, and bus protectionVerify control and protection circuits for:Power transformersMedium- and high-voltage circuit breakersFeeder relaysCapacitor banks and reactorsSupport outage planning, switching coordination, energization, and restoration activitiesPerform event analysis, relay target review, and disturbance investigationsLead and mentor onsite technicians; coordinate work execution with project managers, system operators, and utility customersCreate and maintain accurate test reports, as-left settings, and field documentationParticipate in job walks, project estimating, and customer technical discussionsServe as a technical resource and trainer for developing relay techniciansTravel 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 Bring5+ years of hands-on experience in protective relaying for utility substationsDemonstrated experience testing medium- to high-voltage (5kV–500kV) protection systemsStrong working knowledge of microprocessor-based relaysExperience with modern relay test platformsSolid understanding of utility safety rules, energized work practices, and lockout/tagout proceduresAbility to interpret:Protection diagramsAC/DC schematicsWiring and logic drawingsValid driver's license; ability to work outdoors, travel, and lift up to 70 lbsEducation & CredentialsNETA 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 breakersPower transformersSwitchgearRTUs and substation communicationsTechnical degree, apprenticeship, or military electrical trainingOSHA 10 or OSHA 30Valid driver's license with a clean driving historyWhat We OfferAt 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 oneRetirement plan to help you secure your futureCompany-provided life insurance for added peace of mindSupplemental life insurance options, including spouse and child coverageA variety of voluntary Aflac supplemental insurance programsLong-term disability coveragePre-paid legal planEmployee Assistance Program (EAP) to support personal and professional well-beingPaid time off to recharge and refreshPaid holidaysAccess 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!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 CompanyAs 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 CommitmentAt AET, we believe in tackling challenges together with our customers, leveraging our collective experience and resources to achieve success in every project.

Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Senior Relay Technician - Utility & High-Voltage Protection in Round Rock, TX vacancy
  •  ...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... 
    Senior
    Apprenticeship
    Local area
    Immediate start

    Asplundh Electrical Testing, LLC

    Round Rock, TX
    2 days ago
  • Shermco in Texas seeks a Field Service Test Technician to inspect, test, troubleshoot, perform start-up and data collection on electrical systems ranging from low to high voltage. Travel to customer sites across the state and neighboring states is required. Candidates... 
    Senior
    Night shift

    Jobtailor

    Cedar Park, TX
    3 days ago
  • Jobtailor seeks an experienced Protection Engineer to develop and calculate protective relay settings for transmission, distribution, substations, and renewable energy facilities. You will conduct protection studies, coordinate schemes, and support field teams to ensure... 
    Senior

    Jobtailor

    Round Rock, TX
    4 days ago
  •  ...Senior Field Service TechnicianABM Industries is seeking...  ...Senior Field Service Technicians to join our Electrical...  ...low, medium, and high-voltage switchgear and circuit...  ...and electromechanical relays.Perform relay calibration...  ....Test and commission protection and control systems on... 
    Senior
    Full time
    For contractors
    Traineeship
    Local area

    ABM Industries

    Austin, TX
    2 days ago
  • $45 - $55 per hour

     ...Job Description Job Description Job Title: High Voltage/Medium Voltage (HV/MV) Technician Job Type: Full-Time Job Location: Central TX...  ...electrical testing of transformers, switchgear, breakers, relays, and protective devices. Perform cable splicing and... 
    Suggested
    Full time
    Temporary work
    Flexible hours

    ACT Power Services

    Austin, TX
    18 days ago
  •  ...AES), a Quanta Services company, is seeking Apprentice Fiber Technicians to build a long-term career in fiber optic infrastructure. You...  ..., and help install, splice, and test OPGW systems on high‑voltage transmission projects across North America. Travel is a key part... 
    Apprenticeship
    Relocation
    Night shift

    Advanced Electric Systems

    Austin, TX
    1 day ago
  • The Lower Colorado River Authority invites applications for a Relay Technician to help ensure the reliability of the electric grid in Central Texas. You will install, maintain, and repair protective relays and related equipment while collaborating with a skilled team of... 

    Lower Colorado River Authority

    Austin, TX
    3 days ago
  • $129k - $162k

     ...dedicated to delivering high-quality, reliable, and...  ...seeking a talented Senior Protection & Control (P&C) Engineer...  ...medium- to high-voltage (15kV to 500kV) substation...  ...have deep experience in utility and industrial...  ...and apply protection relays (e.g., SEL, GE, ABB) and... 
    Senior
    Local area

    Meade

    Austin, TX
    24 days ago
  • $82.5k - $121k

     ...currently seeking a Senior Field Service Representative...  ...of field services technicians and engineers in the...  ...technicians Utilize digital tools for remote...  ...and low, medium, and high voltage power distribution equipment...  ..., analysis, and protective relays NICET/NETA certification... 
    Senior
    For contractors
    Remote work
    Relocation
    Night shift

    Eaton Corporation

    Austin, TX
    4 days ago
  • Dashiell is seeking a Project Manager in Austin, TX, to lead turnkey construction programs for high voltage substations, transmission and distribution lines. You will oversee scope, schedule, cost, safety and quality while coordinating with Purchasing and multiple project... 
    Senior

    Dashiell

    Austin, TX
    3 days ago
  • A leading engineering firm is seeking a High Voltage Transmission Line Inspector to support construction compliance in Austin, Texas. The candidate should have at least 9 years of experience in construction inspection along with a High School Diploma and relevant professional... 
    Senior
    Remote job

    WSP Global Inc.

    Austin, TX
    4 days ago
  •  ...energy storage deployment, utilizing its proprietary dispatch...  ...for a Renewable Energy Technician for a battery site in...  ...assistance and resolution with protections and control equipment and relay schemes Reports and...  ...and repair to all high voltage equipment and BESS systems... 
    For contractors
    Local area

    Jupiter Power

    Austin, TX
    5 days ago
  • $75 - $85 per hour

     ...services, is seeking Field Service Technicians (Level II–IV) to support...  ...maintenance testing of medium- and high-voltage equipment across utility, industrial, and data center environments...  ...breakersProtective relays and protection systemsExecute LOTO and safety procedures... 
    Hourly pay
    Daily paid
    Traineeship
    Monday to Friday

    Step Up Recruiting

    Austin, TX
    1 day ago
  • $35 - $60 per hour

     ...Electrical Field Service Technician Our client, a nationally recognized leader...  ...testing of medium- and high-voltage equipment across utility, industrial, and data center environments...  ...transformers Circuit breakers Protective relays and protection systems Execute... 
    Hourly pay
    Daily paid
    Traineeship
    Monday to Friday

    Professional Recruiting Consultants, Inc.

    Austin, TX
    2 days ago
  • $35 - $42 per hour

     ...Senior Fire Alarm Technician And System ProgrammerWe are currently seeking...  ...alarm systems, low voltage panels, and...  ...team members, ensuring high-quality customer support...  ...on fire alarm systems.Utilize your expertise to proctor...  ...status, disability, protected medical condition as... 
    Senior
    Full time
    Temporary work
    Local area
    Flexible hours
    Weekend work
    Afternoon shift

    Control Systems Inc

    Cedar Park, TX
    1 day ago
  •  ...exciting opportunity for a highly experienced and...  ...load balancing, fault protection, and redundancy strategies...  ...and integrate medium-voltage (MV) and high-voltage...  ...busways, and protective relays. Specify and...  ...systems from generator and utility interface to AI rack... 
    Senior
    Contract work
    Remote work

    Jabil Circuit, Inc.

    Round Rock, TX
    5 days ago
  • Shermco Industries seeks a NETA Field Service Technician, Senior to support electrical power system testing, maintenance...  ...across Texas and nearby states. You will perform high/low voltage testing, transformer testing, relay calibration and data collection with safety as a... 
    Senior

    Shermco Industries, Inc.

    Cedar Park, TX
    4 days ago
  • $182.75k - $236.5k

    Senior Principal Systems Development EngineerOur customers’ system requirements are usually highly complex. Bringing together hardware and software systems design, Systems Development Engineering operates at the very cutting edge of technology to meet them. We design and... 
    Senior

    Dell Technologies

    Round Rock, TX
    9 hours ago
  •  ...Senior Protection & Control EngineerStanley Consultants is an award-winning and industry-leading...  ...Engineer with a strong background in high voltage substation design. Technical...  ...and material countsControl building and relay panel layoutsSCADA, RTUs and communications... 
    Senior
    Temporary work
    For contractors
    Flexible hours
    Night shift

    Stanley Consultants

    Austin, TX
    1 day ago
  • SeniorPrincipal Systems Development Engineer What you’ll achieve: As a Senior PrincipalEngineer , you will lead high-impact initiatives, owning end-to-end architectures and complex integration strategies. You will prototype solutions,validatepatterns, and ensure non-functional... 
    Senior

    Dell GmbH

    Round Rock, TX
    4 days ago
  •  ...Description Job Description Laser Technician (Senior/Professional Required) Looking for a...  ...Ability to create loyalty & maintain high retention Anticipate, identify & ensure...  ..., sexual stereotypes, age, status as a protected veteran, status as an individual with a... 
    Senior
    Weekend work

    VIVA DAY SPA + MED SPA

    Round Rock, TX
    6 days ago
  •  ...Description of Job: We are seeking a Relay Technician that will be responsible for...  ...maintaining, and repairing protective relay systems and related...  ...motor protection relays. ~Utilize relay test equipment such as...  ...or related field preferred. High school diploma or GED... 
    Full time
    Temporary work

    Control Panels USA

    Georgetown, TX
    a month ago
  •  ...Services (NYSE: PWR), the largest utility contractor in North America....  ...company that specializes in high-voltage substations. Based out of...  ...team as Apprentice Fiber Technicians. This is an opportunity to...  ...status, and/or any other basis protected by applicable federal, state... 
    Daily paid
    For contractors
    Apprenticeship
    Local area
    Night shift

    Advanced Electric Systems

    Austin, TX
    1 day ago
  • $75k

     ...Variable Frequency Drive Technician Hiring Department: Utilities and Energy Management Position...  ...appropriate personal protective equipment, and reports...  ...around hazardous materials, high temperatures, and loud...  ...maintenance of low and medium voltage variable frequency drives... 
    For contractors
    Work at office
    Immediate start
    Remote work
    Flexible hours
    Shift work
    Night shift

    The University of Texas at Austin

    Austin, TX
    2 days ago
  • $173.9k - $235.2k

     ...server conception, design, test, launch, and operations. Driving high quality and reliability into future/new designs for AWS...  ...opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status.Los... 
    Senior
    Internship
    Local area
    Flexible hours

    Amazon

    Austin, TX
    3 days ago
  • $173.9k - $235.2k

    We are seeking an experienced Senior Systems Development Engineer to lead the development...  ...qualification, launch, and operations — driving high quality and reliability into current and...  ...does not discriminate on the basis of protected veteran status, disability, or other... 
    Senior
    Internship
    Local area
    Worldwide
    Flexible hours

    Amazon

    Austin, TX
    3 days ago
  •  ...Engineering Services, LLC, a Quanta Services Company, seeks a Protection & Control Designer to join our growing team in Converse, TX. You will support the design and delivery of high‑voltage substation projects for utilities, contractors, and developers, contributing from... 
    Senior
    For contractors

    Power Engineering Services, LLC

    Austin, TX
    3 days ago
  • Field Service Test Technicians travel to customer sites (industrial & commercial) to inspect...  ...up and collect data of low, medium and high voltage (480 Volt to 600 kV) electrical systems...  ...electro-mechanical and solid-state relays. Cable testing - Tan Delta, Power Factor... 
    Senior
    Visa sponsorship
    Flexible hours
    Night shift

    Jobtailor

    Cedar Park, TX
    3 days ago
  • $30 - $45 per hour

     ...developing our people.   As a Senior Automotive Technician , you will play a key role...  ...to quality. You’ll utilize your technical expertise to...  ...within 30 days of hire date High School Diploma or...  ...disability status, genetics, protected veteran status, sexual orientation... 
    Senior
    Bi-weekly pay
    Full time
    Local area
    Immediate start
    Flexible hours

    Sun Auto Service Austin

    Round Rock, TX
    2 days ago
  • Senior Principal Systems Development Engineer Our customers’ system requirements are usually highly complex. Bringing together hardware and software systems design, Systems Development Engineering operates at the very cutting edge of technology to meet them. We design and... 
    Senior

    Dell

    Round Rock, TX
    3 days 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!