Senior Engineer, Battery Systems

FTI

Full time Engineers
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Location
Menasha, Wisconsin, United States
Posted
June 19, 2026

Job Description

Youโ€™ve discovered something special. A company that cares. Cares about leading the way in construction, engineering, manufacturing and renewable energy. Cares about redefining how energy is designed, applied and consumed. Cares about thoughtfully growing to meet market demands. And โ”€ as โ€œone of the Healthiest 100 Workplaces in Americaโ€ โ”€ is focused on the mind/body/soul of team members through our .

Faith Technologies Inc. (FTI) is searching for a Senior Battery Systems Engineer to join our R&D organization and drive innovation in stationary energy storage solutions for our Product Engineering team located in either Phoenix, AZ or Menasha, WI. This role will focus on the design, development, and validation of advanced battery systems for UPS, C&I, and BESS applications. You will lead system-level testing, create validation plans, and collaborate across disciplines to ensure performance, reliability, and safety of integrated battery systems.

About the Pro...