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Senior Substation Test Technician

Qualus Texas, United States

onsitefull-time
Posted Feb 2, 2026Apply by Mar 4, 2026

Role & seniority: Senior Substation Test Technician (field engineering)

Stack/tools

  • Testing/maintenance tools for HV equipment (15–500 kV)

  • Test equipment: megger, ductor, power factor, gas analysis, timing tests; TTR, Sweep Frequency Response Analysis; winding resistance; current transformers, CCVTs, grounding, station batteries

  • Software: Power DB; Microsoft Word, Excel, Outlook

  • Preferred: Omicron and Doble software

Top 3 responsibilities

  • Perform maintenance, inspection, testing, and troubleshooting of medium/high voltage breakers, transformers, switchgear, and related equipment in utility substations

  • Read schematics/wiring drawings, troubleshoot controls, and accurately document results in Power DB

  • Ensure safety, adhere to timelines, and mentor/drive accountability within the team

Must-have skills

  • High School/GED; technical/vocational electrical background or 2-year technical degree; or Bachelor’s from ABET-accredited university

  • Minimum 3 years’ experience in substations, power plants, protection and control schemes

  • Proficient in Microsoft Office; strong communication and interpersonal skills; valid driver’s license

  • Ability to read manuals/reports and communicate in English (reading/writing)

Nice-to-haves

  • Protective relay experience

  • Familiarity with Omicron or Doble software

Location & work type

  • Location not specified; work primarily in utility substation field environments

  • Full-time, on-site f

Full Description

Power your future with Qualus in our Field Engineering department as a Senior Substation Test Technician. As a Senior Substation Test Technician you will perform testing and maintenance of medium and high voltage circuit breakers, transformers, switchgear, and other electrical apparatus in utility substation environments.

Responsibilities

Perform maintenance activities involving the operation of equipment in utility substations from 15-500kV, adhering to all safety measures. Perform inspection, testing, and troubleshooting on medium and high voltage circuit breakers up to 500kV including megger, ductor, power factor, gas analysis, and timing tests. Perform inspection, testing and troubleshooting of power transformers including TTR, power factor, Sweep Frequency Response Analysis, excitation, and winding resistance. Perform testing on current transformers, CCVT’s, substation grounding systems, and station batteries. Utilize and accurately read meters and test equipment. Reads and interprets schematics and wiring drawings. Troubleshoot circuit breaker and transformer controls. Accurately document test results using Power DB. Adhere to production timelines. Mentor and help hold team members accountable for assigned tasks.

Qualifications

High School/GED required with technical/vocational school background related to electrical/power required 2-year technical school graduate or Bachelor’s degree from ABET accredited university Minimum 3 years related experience in substations, power plants and related protection and control schemes. Protective relay experience preferred, but not required Familiar with omicron and doble software preferred, not required. Strong interpersonal skills, communication skills, business acumen, management ability Proficient in Microsoft Office (Word, Excel and Outlook) Ability to read company manuals and reports, workplace rules and procedures; speak with poise and confidence, using correct English Valid driver’s license and good driving record required. Ability to communicate effectively in English (inclusive of reading and writing) due to the nature of safety-related materials, documentation, and interactions with clients.

Benefits & Compensation

Qualus benefits offered include Medical, Dental, Vision, Life Insurance, Short and Long-Term Disability, 401(k) match, Flexible Spending Accounts, EAP, Parental Leave, Paid time off, and Holidays, for those who qualify.

The expected compensation range for this position is based upon several factors, including but not limited to education, qualifications, prior relevant work experience and work location.

Company Overview

Qualus is a leading pure-play power solutions firm and innovator at the forefront of power infrastructure transformation, with differentiated capabilities across grid modernization, resiliency, security, and sustainability. The firm partners with utilities, commercial, industrial, data center, and government clients, and renewable and energy storage developers, offering comprehensive solutions through boutique and integrated advisory, planning, engineering, digital solutions, program management, and specialized field services. Qualus also provides software and technology enabled services and develops breakthrough solutions for critical power industry challenges such as distributed and variable resource integration, emergency management, and secure data exchange. The firm has over 1,800 professionals, with offices throughout the U.S. and Canada.

EEO

At Qualus, we believe everyone has value; and that the diversity and inclusion among our teams is what sets us apart for optimal success. We put people first because we care. To view a copy of the Qualus Equal Opportunity and Affirmative Action Policy Statement, click here.

If you are an individual with a disability and require a reasonable accommodation to complete any part of the application process, or are limited in the ability or unable to access or use this online application process, and need an alternative method for applying, please email careers@qualuscorp.com.

Medium Voltage TestingHigh Voltage TestingCircuit Breaker TestingTransformer TestingSwitchgear TestingMegger TestingDuctor TestingPower Factor TestingGas AnalysisTiming TestsTTR TestingSFRA TestingExcitation TestingWinding Resistance TestingSchematic InterpretationTroubleshooting Controls

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