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Cell Test Engineer

Stealth Startup
San Jose, CA Full Time
POSTED ON 12/13/2025 CLOSED ON 1/11/2026

What are the responsibilities and job description for the Cell Test Engineer position at Stealth Startup?

Company Description: We are a venture backed stealth startup in the climate tech sector focused on developing multiple innovative solutions for carbon removal and industrial decarbonization. We are a team of passionate individuals who are committed to creating innovative solutions that address the pressing environmental issues facing our planet today. We are looking for a talented and experienced Electrochemist/Chemical Engineer/Materials Scientist to join our team and help us in our mission to develop multiple cutting-edge technologies that will enable us to us to achieve net-zero by 2050.


We are seeking a highly motivated electrochemical test engineer to join our team and play a critical role in developing our carbon removal technology. The ideal candidate will have a deep understanding of industrial processes, experience in process development, and a passion for solving complex problems in the climate technology sector. You will work closely with a team of engineers, scientists, and researchers to design, test, and optimize electrochemical technologies that can be used to tackle several issues in the climate sector.


Your primary responsibilities will include:

  • Testing prototypes of new processes to optimize their efficiency, reliability, and scalability
  • Collaborating with other members of the engineering team to integrate chemical processes into larger systems
  • Developing and executing experiments to test the feasibility and performance of new technologies along with related technoeconomic assessments
  • Analyzing and interpreting experimental data to inform the design and development of new products and processes


Desired Qualifications:

  • Masters Degree in Chemical Engineering, Materials Science and Engineering, Mechanical Engineering or related field
  • 2-5 years of experience in electrochemical cell testing in flow batteries, electrolyzers, or fuel cells.
  • Strong knowledge of chemical reaction kinetics, thermodynamics, and transport phenomena
  • Experience with analytical laboratory equipment and instrumentation such as gas chromatography, mass spectrometry, and electrochemical characterization methods (EIS, CV, Polarization)
  • Experience writing python scripts to interface with data collection and analysis from lab equipment
  • Experience with design of experiments (DOE) and statistical analysis of data
  • Strong analytical and problem-solving skills, with a keen attention to detail
  • Excellent written and verbal communication skills, with the ability to clearly convey technical information to a diverse range of stakeholders
  • Strong project management skills, with the ability to manage multiple tasks and priorities in a fast-paced startup environment
  • Experience with industrial electrochemistry is a plus



If you are a highly motivated and creative individual with a passion for sustainability and a proven track record of success in electrochemical engineering, we would love to hear from you. We offer a competitive and equity package, comprehensive benefits package, and a dynamic and collaborative work environment. If you are passionate about creating a sustainable future and want to make a positive impact on the world, we encourage you to apply.

Salary.com Estimation for Cell Test Engineer in San Jose, CA
$102,246 to $121,245
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