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Stealth Battery Startup

60 Stealth Battery Startup Full Time Jobs Hiring Near You

Stealth Startup

Head of Product

Redwood City, CA · On-site

$200 - $320/hr

About Us Stealth Company is an early-stage, venture-backed startup operating in stealth mode in the ... This full-time, on-site role involves close collaboration with engineering, design, go-to-market ...

Homesight Inc

A stealth computer vision & marketing SaaS startup within the UP.Labs portfolio is seeking a proven ... Employment Type: FULL_TIME

Stealth Startup

Robotics Operator

San Francisco, CA · On-site

$22 - $29/hr

About Us We're a stealth-mode startup at the frontier of Physical AI, building foundation models for robotics and the world models that will power the next generation of thinking machines. We're ...

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Stealth Battery Startup Jobs Information

Infographic showing various Full Time job openings at Stealth Battery Startup in the United States as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% Physical job distribution.

Senior Cell Engineer

Stealth-mode Battery Startup

San Jose, CA • On-site

$122K - $168K/yr

Full-time

Re-posted 18 days ago

Job description

About the Company

We are a stealth-mode battery startup developing cutting-edge battery technology. Our mission is to revolutionize battery technology to accelerate the global transition to clean energy. By leveraging innovative materials and advanced manufacturing techniques, we are building the future of sustainable energy.

Can't find the company name?

It's not you, it's us! We're really excited about the potential of our technology, product, and mission, and have chosen to remain in stealth mode. If the job description piques your interest, please apply. If your skillset is aligned with what we're looking for, the team will reach out to schedule your interview and tell you a bit more about us (e.g. who we are).


Role

We are seeking an experienced and highly skilled Senior Battery Cell Engineer to play a key role in driving innovation and decision-making in our fast-paced start-up environment. This position requires broad expertise in battery cell design, the ability to navigate ambiguity, and a commitment to developing cutting-edge energy storage solutions.

Responsibilities

  • Lead the design, development, and optimization of lithium-ion battery cells,
    focusing on performance, safety, and cost-effectiveness.

  • Develop material-level specifications and technical requirements for cathode, anode, electrolyte, separator and other key cell components to support battery cell development

  • Evaluate and qualify battery materials and technologies, working closely with supplier and internal teams to define materials performance specifications

  • Conduct root cause analysis of cell performance, reliability and manufacturing issues through hands on experimentation, electrochemical analysis and failure investigation

  • Provide data driven solutions to support product development decisions.

  • Oversee cell fabrication, testing, and performance validation, ensuring
    scalability and manufacturability.

  • Conduct in-depth analysis of materials, chemistries, and failure mechanisms to
    improve cell performance.

  • Collaborate cross-functionally with engineering, R&D, and manufacturing
    teams to meet project milestones.

  • Mentor and guide junior engineers and technicians, fostering technical growth
    and innovation.

  • Stay up-to-date with industry trends and emerging technologies to maintain
    competitive advantage.

Qualifications

  • Master's or Ph.D. in Chemical Engineering, Materials Science, or a related
    field, with 10+ years of experience in lithium-ion battery development.

  • Broad knowledge of lithium ion battery materials, including active and non-actives and interactions within a battery cell

  • Extensive knowledge of cell design, electrochemical principles, and materials
    characterization techniques.

  • Proven ability to lead projects and make decisions in evolving environments.

  • Hands-on experience with battery fabrication, testing, and manufacturing
    processes.

  • Exceptional problem-solving, leadership, and communication skills.

Why Join Us?

  • Innovative Technology: Work on cutting-edge energy storage solutions that power the future.

  • Career Growth: Opportunities to work on high-impact projects and advance in a growing industry.

  • Competitive Benefits: Comprehensive health, wellness, and professional development programs.

  • Mission-Driven Culture: Be part of a team that is shaping the future of sustainable energy through innovation and excellence.

We are an equal opportunity employer and we do not discriminate on the basis of race, gender, sexual orientation, gender identity/expression, national origin, disability, age, genetic information, veteran status, marital status, pregnancy or related condition, or any other basis protected by law.

Apply