Staff Battery Scientist Cathode
Blue CurrentHayward, California
Full Time
Posted October 29, 2025
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Job Description
A Staff Battery Scientist responsible for developing and optimizing solid-state electrode materials, particularly composite cathodes, to improve battery performance and safety in the company's innovative silicon solid-state battery technology.
Key Responsibilities
- Develop and test composite solid state cathode materials and formulations to improve cell performance and safety
- Optimize and engineer composite solid-state cathodes based on interactions with solid electrolytes
- Identify failure modes of solid-state cathodes
- Assemble solid state cells and perform electrochemical testing
- Characterize cell materials using analytical techniques such as SEM, XRD, TGA, etc.
- Analyze electrochemical testing and analytical results to understand material impacts on performance
- Document and share experimental results with team members
- Develop and submit intellectual property related to battery materials
Requirements
- PhD or MS in Materials Science, Chemical Engineering, Chemistry, Physics, or a similar field with a focus on batteries, capacitors, fuel cells, or other electrochemical devices
- Track record of publishing peer-reviewed journal articles
- Experience testing lithium-ion battery materials, with a strong understanding of lithium based cells, cell components and their interactions inside the cell
- At least 2 years of experience working at a battery manufacturer or R&D company (highly preferred)
- Experience with electrochemical tests such as Electrochemical Impedance Spectroscopy (EIS), Galvanostatic Intermittent Titration Technique (GITT), Hybrid Pulse Power Characterization (HPPC), Cyclic Voltammetry (CV), and others
- Familiarity and experience working with analytical tools such as Scanning Electron Microscope (SEM), X-ray Diffraction (XRD), Thermogravimetric Analysis (TGA), Fourier Transform Infrared Spectroscopy (FTIR), Differential Scanning Calorimetry (DSC)
- Ability to develop and test composite solid state cathode materials and formulations that improve cell performance and safety
- Ability to optimize and engineer composite solid-state cathodes based on understanding of cathode interactions with solid electrolyte
- Ability to identify failure modes of a solid-state cathode
- Experience assembling solid state cells and performing electrochemical testing to analyze the impact of cathode active materials and electrode composition on cell performance
- Ability to characterize cell materials using analytical and electrochemical techniques
- Ability to analyze electrochemical testing and analytical characterization results to understand the impact of cathode material properties on cell performance
- Ability to document and analyze experimental results
- Strong communication skills and experience sharing results with team members and leadership
- Strong interpersonal and organizational skills and experience working with team members to overcome technical challenges
- Ability to develop and submit intellectual property
- Adherence to lab and work safety policies
Benefits & Perks
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