System Test Engineer -Battery Systems

Job Title: Systems Test Engineer – Battery Systems

Location: Milwaukee Wisconsin

Job Type: Full-Time

Job Summary

We are seeking a highly skilled Systems Test Engineer to define, develop, integrate, and validate Li-ion and ultracapacitor battery systems for 12V–48V automotive applications. This role is responsible for ensuring system compliance with OEM specifications and regulatory requirements while leading system-level integration, verification, and validation activities.

The ideal candidate will have strong hands-on experience with battery systems, power electronics, and automotive validation processes, and will work cross-functionally with electrical, mechanical, thermal, and software teams to deliver robust, production-ready energy storage solutions.

Key Responsibilities

• Define, develop, and integrate Li-ion and ultracapacitor energy storage systems in compliance with ...