Field Service Technician - Transformers

About the role

Sungrow North America is a leading provider of renewable energy solutions, specializing in photovoltaic inverters and energy storage systems. The company delivers sustainable, reliable energy solutions and is known for innovation, high‑quality standards, and exceptional customer service.

This contract position, based in Houston, TX, directs and works alongside crews of engineers and field service technicians on transformer installations, repairs, maintenance, and inspections. The role involves extensive field work in all weather conditions and requires up to 75% travel.

Responsibilities

• Investigate, troubleshoot, and analyze pad‑mount oil‑immersed transformers and their components in the field.
• Complete assigned projects, including installation, repair, testing, maintenance, swapping, scrap, inspection, and retrofit of transformers with high‑side voltages ranging from 400 V to 34,500 V.
• Apply IEEE, NETA, NEC, and UL standards for testing and safety procedures.
• Perform electrical testing of transformers and reactors (e.g., bushing power factor & capacitance, TTR, winding resistance, insulation power factor, insulation resistance, excitation, DGA, leakage reactance, control cabinet functional checks).
• Consult manuals, schematics, wiring diagrams, and engineering personnel to troubleshoot equipment problems and determine optimal functioning.
• Prepare and maintain detailed reports of all tests, repairs, and maintenance performed.
• Maintain strong client relationships and demonstrate safe work practices.
• Transport and maintain oil processing equipment, generators, and trailers; ensure equipment remains in mechanical working order.
• Oversee equipment performance and ensure proper function.
• Work independently and as part of a team, adhering to all company safety policies and PPE requirements.
• Perform physical tasks such as lifting and carrying items up to 50 lb, standing, walking, bending, stooping, kneeling, crouching, and reaching in varied field environments, including confined spaces and uneven surfaces.
• Serve as an authorized person for LOTO and conduct appropriate Job Hazard Analyses.

Requirements

• High School diploma or GED.
• Minimum 2 years experience working with liquid‑filled and/or dry‑type transformers.
• Experience in transformer manufacturing/repair; solar/battery energy storage industry experience preferred.
• Experience welding on transformer tanks (above and below oil) is a plus.
• Valid driver’s license with a clean record; ability to travel up to 75%.
• Experience performing bushing replacements and NETA standard tests.
• Technical problem‑solving and analytical skills; ability to prioritize work based on urgency.
• Self‑starter with strong initiative, excellent communication, and a detail‑oriented mindset.
• Ability to work flexible hours, overtime, and occasional weekends, holidays, and nights.

Benefits

• Competitive benefits package and employee programs.
• Strong personal and company growth opportunities.

Pay

For candidates in California, Colorado, New York, and Washington, the anticipated base pay is $36 – $40 per hour plus overtime. Compensation is commensurate with experience and does not include additional compensation components or benefits.

Schedule

• Flexible hours with overtime as needed.
• Occasional weekends, holidays, and night work.
• Travel up to 75% of the time.