Field Service Engineer - Remote w/ Travel

NES Fircroft; United States; Remote; USD 52,000 - 72,000; Full time

Job summary

NES Fircroft is seeking a Field Service Engineer to service BESS and inverter systems on client sites across the United States. The role is remote with up to 85% travel, requiring hands-on commissioning, troubleshooting, and preventive maintenance of power conversion equipment.

You will read schematics, support system energization, and work closely with customers, EPCs, and engineering teams to resolve issues.

Qualifications

• Experience in field service, commissioning, or power electronics.
• Hands-on with BESS, inverters, or PCS.
• Strong AC/DC electrical troubleshooting and schematic reading.

Responsibilities

• Commission, troubleshoot, maintain, and repair BESS, inverters, and PCS.
• Support system startup, energization, testing, and controls integration.
• Diagnose faults across AC/DC systems, power electronics, and electrical equipment.
• Perform preventive and corrective maintenance to maximize reliability.
• Troubleshoot with schematics, wiring diagrams, system data, fault codes, and test equipment.
• Collaborate with customers, EPCs, and engineering teams to resolve issues.

Skills

Field service

Renewable energy

Inverters BESS

Electrical troubleshooting

Customer communication

Travel readiness

Job description

Field Service Engineer - BESS & Inverters

Remote | Up to 85% Travel

I'm partnering with a long-established power electronics manufacturer with more than 60 years of industry experience that is continuing to expand its U.S. Field Service organization.

This is a strong opportunity to join an established business at a major growth point within Battery Energy Storage Systems and inverter technology, working directly on the commissioning, troubleshooting, and maintenance of advanced power conversion equipment.

Key Responsibilities

• Commission, troubleshoot, maintain, and repair BESS, inverters, and Power Conversion Systems.
• Support system startup, energization, functional testing, and controls integration.
• Diagnose faults across AC/DC systems, power electronics, communications, and electrical equipment.
• Perform preventive and corrective maintenance to maximize system reliability and uptime.
• Troubleshoot using schematics, wiring diagrams, system data, fault codes, and electrical test equipment.
• Work directly with customers, EPCs, and engineering teams to resolve technical issues.

What We're Looking For

• Experience within field service, commissioning, renewable energy, energy storage, or power electronics.
• Hands-on experience with BESS, inverters, PCS, or similar power conversion equipment.
• Strong AC/DC electrical troubleshooting skills.
• Ability to read electrical schematics, one-line diagrams, and wiring diagrams.
• Strong customer-facing communication and problem-solving skills.
• Willingness to travel between Monday to Friday.

Location

Fully remote with travel to clients' site.

We are looking for candidates to be based in TX, NC, NV or New England.

What's on Offer

• Hourly rate $38 to $52 /hour.
• Opportunity to work on advanced BESS and inverter technology.
• Join an established manufacturer with more than 60 years of industry experience.
• Strong growth and investment within the U.S. energy storage market.
• Nationwide renewable energy, storage, and industrial projects.
• Long-term technical and career progression within an expanding Field Service organization.

With over 90 years' combined experience, NES Fircroft (NES) is proud to be the world's leading engineering staffing provider spanning the Oil & Gas, Power & Renewables, Chemicals, Construction & Infrastructure, Life Sciences, Mining and Manufacturing sectors worldwide. With more than 80 offices in 45 countries, we are able to provide our clients with the engineering and technical expertise they need, wherever and whenever it is needed. We offer contractors far more than a traditional recruitment service, supporting with everything from securing visas and work permits, to providing market-leading benefits packages and accommodation, ensuring they are safely and compliantly able to support our clients.