Senior Battery Systems Engineer

The role

The Senior Battery Systems Engineer leads the cross-functional integration of new OEM battery packs into stationary energy storage system architecture. This role owns system architecture, requirements, and interface definitions while serving as the technical point of contact for external OEMs and suppliers.

What you will do

• Leads cross-functional integration of new OEM battery packs from technical intake through validation and deployment
• Owns system-level architecture, performance, and functional requirements for integrated packs
• Derives subsystem and component requirements with design engineers
• Defines and maintains mechanical, electrical, communication, and software interfaces between OEM packs and the energy storage system
• Leads technical discussions with OEMs and suppliers to obtain pack data, resolve integration issues, and agree on engineering solutions
• Leads DFMEAs, hazard analyses, and risk assessments for integrated packs and tracks mitigations to closure
• Ensures integrated systems comply with applicable UL and industry standards

Required qualifications

• Bachelor's degree in Electrical Engineering, Mechanical Engineering, or a related field and 5+ years of systems or design engineering experience, or a Master's degree and 3+ years
• Working knowledge of lithium-ion battery pack architecture, battery management systems, and pack communication protocols (CAN, Modbus, Ethernet)
• Experience with energy storage systems, hybrid or electric powertrain development, or PV system development
• Ability to write clear, testable engineering requirements and manage them in a requirements management tool
• Effective communication skills to lead technical alignment across engineering disciplines and with external OEMs
• Ability to travel to sites and vendors up to 10% of time

About the company

Redwood Materials is the largest lithium-ion battery recycler in North America, recovering, refining, and redeploying critical minerals from end-of-life batteries. The company has deployed the largest second-life battery project in the world using proprietary energy architecture engineered in-house.