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Staff Battery Engineer

Sila
Alameda, California
Full Time
Posted October 22, 2025
$151k - $191k
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Application opens on company website

Job Description

The Staff Battery Cell Engineer will design, evaluate, and optimize next-generation battery cells using innovative materials, conducting comprehensive performance testing, failure analysis, and data modeling to improve battery performance and reliability for consumer applications.

Key Responsibilities

  • Design and execute test plans for multilayer battery cells, including component validation and full cell qualification
  • Analyze test data using advanced statistical and modeling techniques to interpret performance and guide design improvements
  • Conduct failure analysis on prototype and qualification cells to identify root causes
  • Support development of cell prototypes and refine prototyping processes
  • Develop and integrate novel testing methodologies at material, electrode, and cell levels to enhance performance evaluation

Requirements

  • At least a B.S. in engineering or science and 8 years of industry experience, or fewer years for candidates with an advanced degree.
  • Demonstrated hands-on expertise in the comprehensive performance evaluation of battery components including electrolytes, anodes, cathodes, foils, and separators.
  • Proven ability to integrate novel components and innovations to optimize voltage, energy density, cycle life, and gassing tradeoffs.
  • Experience supporting prototype builds and conducting thorough failure analysis on prototype cells and customer qualification units.
  • Proficiency in leveraging advanced data analysis, statistical methods, and modeling techniques to interpret test results, predict performance, and inform design iterations.
  • Solid understanding of battery performance and failure mechanisms, including electrolyte degradation, material and cell-level swell, and lithium plating.
  • Experience with characterization and integration of novel battery components.
  • Experience with cell prototyping.
  • Ability to carefully plan and implement multiple projects simultaneously.
  • Physical ability to operate a computer and other office equipment such as a laptop, copier, and printer in a fixed location.
  • Ability to wear personal protective equipment including lab coat, gloves, safety glasses, and steel toe safety shoes.
  • Physical ability to move long distances such as from building to building and remain stationary for extended periods.
  • Ability to pass a respirator fit test and wear respiratory protection on an occasional basis.

Benefits & Perks

Compensation/salary range: $151,000 to $191,000
Work schedule: Monday - Friday, 9:00am - 6:00pm
Work environment perks: Onsite work, ability to wear personal protective equipment, diverse and inclusive environment
Additional benefits: Benefits, perks, equity, and bonuses as part of the Total Rewards package

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