Materials Solutions for the Electrify-Everything Revolution

Our Mission

We are united by a passion to sustainably power humankind.  Sepion combines the latest in nanoscience, polymer chemistry, and cell engineering to deliver lithium-metal batteries with disruptive performance and economic benefits relative to incumbent lithium-ion technology. 


Core Values

The Sepion Team strives for technical excellence and celebrates diversity, collaboration, continuous improvement, and work-life balance.


We welcome all people and elevate kindness, respect, equity, psychological safety, and radical candor as the bedrock of our interactions


We take pride in delivering energy storage products that meet the highest standards of data integrity and establish trusting relationships with transparent communication


We know that together we are greater than the sum of our parts and only through deliberate collaboration will we maximize our impact


We are committed to accomplishing ambitious milestones with a sense of urgency while making ample space for family, hobbies, and downtime to sustain a high quality of life


We will accelerate the realization of a 100% sustainable energy future and build a competitive edge in the battery ecosystem by leveraging our innovative spirit, adaptability, and perseverance 




Staff Scientist


Coating Engineer/Project Manager


Staff Engineer

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CEO & Co-founder

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CSO & Co-founder

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HR Business Partner & Office Manager

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Engineering Manager

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Staff Scientist


Staff Engineer


Research Associate


Laboratory Technician


Laboratory Technician


Laboratory Technician


Are you passionate about the energy revolution? Join us to contribute to positive change in a fun, fast-paced, and team-oriented environment

Sepion has just closed its Series A round of financing and will soon be adding many new job opportunities in senior leadership, business development, cell engineering, process engineering, product engineering, data science, materials science, R&D synthetic organic chemistry, process chemistry, grant management, project management, and in research, technical, and administrative support areas. 

Please click the button to register your interest below. You will be notified as new jobs in your chosen fields are posted.


Get in Touch

Send us a message for more information (

Emeryville, CA 94608, USA



Sepion is deeply appreciative of the following organizations for their support.