Senior Battery Systems Engineer

The role

You will lead the architecture, integration, and validation of battery systems for wearable products. You will work across cell chemistry, electrical engineering, mechanical design, firmware, manufacturing, quality, and supply chain.

What you will do

• Own battery subsystem architecture, requirements, integration, and validation.
• Partner with cross-functional teams to translate product goals into battery requirements.
• Lead the integration of charging systems, fuel gauging, protection circuitry, and thermal sensing.
• Develop and execute design verification and qualification strategies.
• Lead structured root-cause investigations for development, manufacturing, and field issues.
• Partner with Quality, Manufacturing, Supply Chain, and external suppliers to evaluate specifications and qualify designs.

Required qualifications

• Bachelor’s degree in Electrical Engineering, Mechanical Engineering, Chemical Engineering, Materials Science, Electrochemistry, or a related technical field, with 4+ years of relevant experience.
• An advanced degree with 2+ years of relevant experience will also be considered.
• Strong understanding of lithium-ion cell chemistry, electrochemistry, battery pack behavior, degradation mechanisms, and the relationships among electrical, mechanical, thermal, and firmware systems.
• Hands-on experience developing and executing test protocols for battery packs, electrical systems, printed circuit boards, or integrated hardware products.
• Working knowledge of charging circuits, battery protection, fuel gauging, thermal management, battery management systems, and embedded firmware controls.
• Experience using design of experiments, statistical analysis, accelerated life testing, reliability engineering, and structured failure-analysis methods.
• Ability to interpret electrical schematics, mechanical CAD models, tolerance analyses, engineering drawings, and GD&T callouts.
• Strong cross-functional leadership and technical communication skills.
• Strong commitment to embracing and leveraging AI tools in day-to-day tasks.

Nice to have

• experience with space-constrained consumer electronics
• high-volume battery manufacturing

Benefits

• base salary
• generous equity package

Before you apply

• The successful candidate must be prepared to relocate if necessary to work out of the Boston, MA office.
• WHOOP participates in E-verify to determine employment eligibility.

About the company

WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives. The company is on a mission to unlock and inspire performance for life.