Power Transformer Field Service Technician – Assembly, Oil Processing & Electrical Testing; Tra

About Us

Advanced Electric Systems (AES) is a wholly owned subsidiary of Quanta Services (NYSE: PWR), the largest utility contractor in North America. We are an electrical testing, maintenance, and repair company that specializes in high‑voltage substations.

Advanced Electric Systems (AES) is seeking Power Transformer Field Service Technicians (Mid‑Level through Senior) to support field assembly, electrical testing, oil processing, inspection, repair, and commissioning of utility‑grade power transformers and associated equipment. Technicians will support outage‑based maintenance, transformer installation, commissioning, field repair, and capital upgrade projects for utility and EPC clients nationwide. This position involves nationwide travel supporting transformer installation, startup, inspection, and lifecycle maintenance projects.

• Utility‑Grade Power Transformers
• Generator Step‑Up Transformers (GSU)
• Distribution Transformers
• Load Tap Changers (LTC)
• Bushings & Arresters
• Cooling Systems & Auxiliary Devices
• On‑Load Tap Changer Mechanisms
• Radiators & Conservators
• Oil Preservation Systems
• Nitrogen Systems

• Transformer Assembly & Installation Support
• Vacuum Fill & Oil Processing
• Insulating Oil Sampling & Handling
• Electrical Testing (TTR, PF, Winding Resistance)
• Bushing Power Factor Testing
• LTC Inspection & Functional Testing
• Auxiliary Device Testing (gauges, relays, controls)
• Leak Detection & Field Repair
• Transformer Commissioning Support
• Outage‑Based Startup & Energization

• Perform field assembly, inspection, testing, and repair of power transformers
• Execute electrical testing and evaluate transformer condition
• Support outage‑based commissioning and startup of transformer equipment
• Lead or support field crews during installation and maintenance projects
• Inspect and troubleshoot LTCs, bushings, and auxiliary devices
• Document and report test results per project specifications
• Coordinate with utility clients, EPCs, and project management teams

• 3+ years transformer field service or electrical apparatus experience
• Experience with power transformer testing or oil processing
• Familiarity with Doble, Omicron, or Vanguard test equipment
• Mechanical aptitude for assembly and repair activities
• Ability to read electrical drawings and transformer nameplate data
• Willingness to travel for project assignments

• Transformer Assembly Experience
• Vacuum Fill / Oil Processing Experience
• LTC Maintenance or Inspection Experience
• Commissioning or Startup Experience
• Utility or EPC Project Experience
• Military Prime Power or Equivalent

When you join Advanced Electric Systems (AES), you’re not just stepping into a job, you’re becoming part of a team that takes pride in the work we do and the people who do it. Backed by the nationwide strength of Quanta Services (NYSE: PWR), you’ll have the stability and resources of the largest utility contractor in North America while still enjoying the close‑knit feel of a company that truly knows and supports its people.

You’ll be joining a respected group of technicians and industry experts known for delivering high‑quality electrical testing, maintenance, and repair services in high‑voltage substations and protection and control systems. Here, your skills matter, your voice is heard, and your professional growth is taken seriously. Whether you’re looking to expand your technical expertise, take on new challenges, or build a long‑term career, you’ll have the backing and opportunities to make it happen.

• Earn top‑tier wages with additional per diem and travel pay when eligible.
• Enjoy exceptional benefits, including medical, dental, vision, life insurance, and a 401(k) with a strong company match.
• Be part of an industry‑leading safety culture, strengthened by Quanta Services’ unwavering commitment to safety and its world‑class national training network.
• Access unlimited career growth opportunities and advance your future within the expansive Quanta family of companies.

All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, national origin or ancestry, sex (including gender, pregnancy, sexual orientation, and/or gender identity), age, disability, genetic information, veteran status, and/or any other basis protected by applicable federal, state or local law. We are an Equal Opportunity Employer, including disability and protected veteran status.

We prohibit all types of discrimination and are committed to providing access and equal opportunity for individuals with disabilities. For additional information or if reasonable accommodation is needed to participate in the job application, interview, or hiring processes or to perform the essential functions of a position, please contact the Company’s Human Resources department.