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Field Service Manager

Mainspring Energy - Menlo Park, CA, USA - In-office - posted 2026-09-03

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Mainspring Energy manufactures fuel-flexible, low-emissions local power solutions that deliver reliable, affordable, and sustainable electric power. The company has been shipping its Mainspring Linear Generators commercially since 2020 and currently operates hundreds of megawatts in advanced development and field operations for Fortune 500 companies, data centers, and utilities. Mainspring partners with global energy leaders including AEP, NextEra Energy Resources, and Schneider Electric. As Field Service Manager, you will oversee field operations and service delivery for Mainspring's distributed power generation systems. This role involves managing field service teams, ensuring equipment reliability and customer satisfaction, coordinating maintenance schedules, and driving operational excellence across deployment sites. You will work directly with customers including utilities, data centers, and enterprise clients to ensure their power systems operate at peak performance. The position requires hands-on leadership, technical troubleshooting capability, and the ability to scale operations as the company expands its installed base. You will report to senior operations leadership and collaborate cross-functionally with engineering, sales, and customer success teams to optimize field performance and customer outcomes.

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