Field Service Technician I

NASS; United States; On-site; USD 42,000 - 60,000; Full time

Benefits offered by this job

Medical, dental, and vision coverage

401(k) with company match

HSA/FSA

Life and AD&D insurance

Short/long-term disability

Employee Assistance Program (EAP)

Competitive pay

Career development through training

Per diem for travel

Incentives for certifications

Tuition reimbursement

Job summary

North American Substation Services (NASS) seeks an entry-level Field Service Technician I to assist with the assembly, installation, maintenance, and repair of power transformers and high voltage substation equipment. This outdoor, travel-required role emphasizes safe work practices and learning from experienced technicians.

Responsibilities include on-site setup, basic troubleshooting, and support across oil processing and component replacement, with a path to advanced certifications and career

Qualifications

• Foundational mechanical aptitude and safe-work practices.
• Ability to read electrical diagrams and one-lines.
• Familiarity with transformer/substation hazards (LOTO, grounding, arc-flash).
• Willingness to learn transformer assembly and oil processing support.

Responsibilities

• Follow all safety policies and PPE requirements.
• Attend safety meetings and job-site briefings.
• Assist with assembly, installation, and setup of power transformers.
• Support with basic troubleshooting, maintenance, and repair.
• Learn bolting, wiring, torquing, and fastening techniques.
• Communicate with supervisors to ensure efficient field operations.

Skills

Mechanical aptitude

Electrical diagrams literacy

Safety awareness

Effective communication

Education

CDL or ability to obtain one

NCCCO crane certification or rigging experience

Job description

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.

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.
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