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Field Service Technician I

NASS USA•,
•Onsite

About The Position

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.

Requirements

  • 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, onelines, and basic metering devices
  • Interest in learning transformer assembly, oilprocessing support, gasket/bushing work, and inspections

Nice To Haves

  • CDL or the interest/ability to obtain one
  • NCCCO crane certification or experience with rigging and lifting operations

Responsibilities

  • Follow all company safety policies, procedures, and PPE requirements.
  • Participate in safety meetings, training sessions, and jobsite 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.

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)

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