At WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives.
WHOOP is hiring a Senior Battery Engineer to support the performance, quality, and reliability of our battery systems across current and future products. In this role, you’ll play a critical part in sustaining and improving battery performance in the field, collaborating across engineering, quality, and supplier teams. You’ll contribute to failure analysis, qualification efforts, and regulatory compliance initiatives, while driving continuous improvement in our battery subsystem.
RESPONSIBILITIES:
Support root cause investigations and corrective actions for field quality issues related to battery systems
Execute validation testing and verification strategies for battery packs, cells, and associated electronics
Collaborate with cross-functional teams to assess and qualify new suppliers, components, and manufacturing processes
Develop and maintain comprehensive test documentation for safety, durability, and regulatory compliance
Interpret regulatory standards (UL, CE, IEC, etc.) and support certification testing activities with internal and external partners
Contribute to battery subsystem risk assessments and DFMEAs, focusing on field reliability and compliance
QUALIFICATIONS:
5+ years of experience working with battery-powered devices, ideally in consumer electronics or wearables
Bachelor’s degree in chemical, mechanical, electrical, or systems engineering (or related field)
Preferred Master’s degree in Chemical, Mechanical, electrical engineering, systems engineering, or related field
Strong understanding of lithium-ion cell design, battery chemistry, safety considerations, as well as system integration
Familiarity with relevant regulatory standards (UL, CE, IEC) and experience supporting product certifications
Hands-on experience conducting battery testing, analyzing results, and summarizing findings in technical reports
Strong organizational and communication skills with the ability to operate in a fast-paced, cross-functional environment
Experience supporting supplier assessments or participating in supplier audits
Experience with rechargeable battery systems in wearables, consumer electronics, or related industries preferred
Experience in managing supplier relationships, and auditing new suppliers and alternate battery technologies preffered
Experience mentoring or leading technical teams preferred
Experience with scripting, data engineering, and visualization using Python or other relevant tools preferred
This role is based in the WHOOP office located in Boston, MA. The successful candidate must be prepared to relocate if necessary to work out of the Boston, MA office.
Interested in the role, but don’t meet every qualification? We encourage you to still apply! At WHOOP, we believe there is much more to a candidate than what is written on paper, and we value character as much as experience. As we continue to build a diverse and inclusive environment, we encourage anyone who is interested in this role to apply.
WHOOP is an Equal Opportunity Employer and participates in E-verify to determine employment eligibility. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
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