Field Service Technician I

Overview Field Service Technician I 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 Overview The Field Service Technician I supports the field team with the assembly, installation, maintenance, and repair of power transformers and high voltage substation equipment. This entry level role focuses on safe work practices while assisting experienced technicians with transformer assembly, oil processing support, and basic mechanical and electrical field duties. Responsibilities Follow all company safety policies, procedures, and PPE requirements. Participate in safety meetings, training sessions, and job site briefings. Identify , report, and help mitigate potential safety hazards. Assist with assembly, installation, and setup of power transformers, including alignment and mechanical connections. Learn and apply correct bolting, wiring, torquing, and fastening techniques. Safely handle, move, and transport tools, materials, and field equipment. Support senior technicians with basic troubleshooting, maintenance, and repair of transformer and substation apparatus. Learn to recognize and help replace components such as bushings, gaskets, and basic hardware. Communicate effectively with supervisors and team members to ensure accurate and efficient field operations. Qualifications Preferred: CDL or the interest/ability to obtain one NCCCO crane certification or experience with rigging and lifting operations Foundational mechanical aptitude and understanding of safe work practices Familiarity with transformer/substation hazards (LOTO, grounding, arc-flash) Ability to learn to read electrical diagrams, one lines , and basic metering devices Interest in learning transformer assembly, oil processing support, gasket/bushing work, and inspections Work Environment & Physical Requirements: Outdoor field role with exposure to weather, energized equipment zones, and industrial environments Travel by vehicle and air; overnight stays required Reasonable accommodations may be made to enable qualified individuals with disabilities to perform essential functions 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. #WEEMPOWERPOSSIBLE