Overview

Field Service Test Technician

North American Substation Services (NASS) is a national leader in transformer services and high‑voltage substation installation, maintenance, testing, and repair. With more than 20 years of experience, we deliver comprehensive, one‑stop solutions for utilities, industrial operations, and critical infrastructure across the United States. Our teams support the full lifecycle of substation and transformer assets, including installation, maintenance, major repairs, and diagnostic testing.

Core services include transformer assembly, oil processing, regasket and life‑extension work, substation apparatus testing, and high‑voltage equipment maintenance to ensure safe, reliable system performance. We work on a wide range of substation equipment—power transformers, breakers, switches, arresters, and control cabinets—and perform essential diagnostics such as TTR, winding resistance, insulation resistance, power‑factor testing, and oil analysis through our dedicated in‑house laboratory. With a nationwide fleet of mobile oil‑processing units, we provide rapid on‑site support backed by strong technical expertise, a commitment to safety, and disciplined field execution to keep critical power systems operating reliably and efficiently.

Benefits

Medical, dental, and vision coverage
401(k) savings plan with company match
Health Savings Account (HSA) and/or Flexible Spending Account (FSA)
Life and AD&D insurance
Short-term and long-term disability coverage
Employee Assistance Program (EAP)

Perks

Competitive pay
Talent development through instructor-led and online learning
Career path planning
Incentives for professional certifications
Per diem for travel
Referral bonuses
Tuition reimbursement

Position Details:

This position is responsible for substation testing and assist with overseeing testing projects, training, evaluating, and mentoring entry level test technicians as well as reviewing substation test results as well as analyzing and advising test data collection activities.

Responsibilities

Leader in Safety Culture
Adhere to all company safety policies and procedures, including the use of personal protection equipment (PPE).
Participate in safety training programs and meetings.
Perform testing as a crew lead on projects.
Ability to install, test, and maintain electrical apparatus.
Skilled in troubleshooting and problem-solving during apparatus testing.
Understand the theory behind and reason for testing with the ability to analyze results.
Develop and write reports.
Clear communication with Internal and external Calisto/other metering installations & commissioning.
Creating plans for testing apparatus.

Qualifications

High School Diploma or GED (technical training preferred)
Valid driver’s license with clean driving record
Ability to lift 50 lbs., climb, and work outdoors in all weather conditions
Willingness to travel extensively and work flexible hours, including nights and weekends
Ability to read and interpret electrical diagrams and prints
Knowledge of electrical principles and safety practices in high-voltage environments

Work Environment:

Outdoor work in varying conditions; exposure to electrical hazards, moving equipment, and high-voltage systems. Safety training and PPE provided.

EEO Statement

NASS, an Asplundh Power Company, is an Equal Opportunity Employer. All qualified applicants will receive consideration without regard to race, color, religion, sex (including pregnancy, gender identity, and sexual orientation), national origin, age, disability, veteran status, or any other protected characteristic. NASS does not engage with individual recruiters or third party staffing agencies. Unsolicited résumés will not be accepted.

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