Demo

Electrolyzer Testing & Development Engineer II

Advanced Ionics
Milwaukee, WI Full Time
POSTED ON 4/16/2025
AVAILABLE BEFORE 6/15/2025

Position: Electrolyzer Testing & Development Engineer II

Status: Full-Time, Salaried, Exempt

Reports to: Testing and Development Manager


Position Summary
: Electrolyzer Testing and Development Engineer II is responsible for developing electrolyzer test plans, fabrication and assembly of cells and stacks, executing performance and durability tests, completing data and postmortem analysis, and reporting test results and conclusions. This role will lead in developing and standardizing test protocols to evaluate both the performance and durability of electrolyzers, as well as test diagnostic tools.
This is an opportunity to be very hands-on in a startup R&D test environment and collaborate with a diverse team of talented and passionate engineers and scientists with a common goal of decarbonizing heavy industry.


Expected Hours of Work
: This is a full-time position. Days and hours of the work are Monday through Friday, 9:00am to 5:00pm. Occasional evenings and weekends may be required.


Essential Functions of the Position:

  • Collaborate with leadership and research and development teams to identify new testing needs and opportunities.
  • Maintain test program schedule to align with development programs.
  • Lead electrolyzer test and build planning including defining test requirements and developing test protocols.
  • Assemble electrolyzer cells in accordance with established specifications and guidelines.
  • Install and monitor cells in test stations to guarantee proper functionality.
  • Execute experiments, collect data, and ensure tests are conducted accurately and on schedule.
  • Record and analyze test data and results.
  • Report test results in clear and concise manner to development engineers, scientists, and leadership.
  • Code new scripts for the automated operation of test stations.
  • Automate data analysis processes and determine methods to improve efficiency.
  • Maintain comprehensive test result databases to ensure accurate record-keeping.
  • Address questions or concerns related to test results as needed.
  • Develop and maintain testing procedures to guarantee accurate and consistent results.
  • Stay up to date with the latest technical and scientific advancements in your field.

You’re the right candidate for this job if you enjoy workplaces where everyone has a voice, if you’re passionate about solving climate change through complex and wonky markets, and if you’re willing to propose a new idea, write a memo, code a script, and turn a wrench, you bring positive energy and are flexible in your position.
We know the right candidate might not check every box in this job description. You could also have important skills we haven't thought of. If you think you’re a great candidate for this role, apply and tell us why. To apply, send us a resume and a few sentences about why you are interested in this position and what you bring to the table. There may be opportunities for us to train you too! We’re looking forward to hearing from you!

About Advanced Ionics:
Our mission is to decarbonize the "hard-to-abate" heavy industrial sectors of the world economy with a new class of electrolyzers. Advanced Ionics is seeking a highly motivated people to join our growing team that is dedicated to developing transformational “green hydrogen” industrial electrolyzer systems.
At Advanced Ionics, we’ve created a green hydrogen platform that allows industrial hydrogen producers and users to achieve sustainability and decarbonize, without sacrificing profit. We combine our patented Symbiotic electrolyzer technology with our customers’ onsite process and waste heat to produce the lowest-cost green hydrogen on the market.
We’re a thoughtful, venture-backed, and mission-oriented team of engineers, creatives, and business people looking to change the world. And, we’re proud to say we’re headquartered in the great city of Milwaukee, in the heart of the industrial Midwest.
Consistent with our commitment to diversity & inclusion, we value people with the ability to work on diverse teams and with a diverse range of people. We especially encourage members of traditionally underrepresented communities to apply, including women, people of color, LGBTQ people, veterans, and people with disabilities.
What We Offer:

  • This is a full-time position
  • Competitive, negotiable salary
  • Vesting options for equity in a venture-backed, climate-tech startup
  • Health and retirement benefits, with flexible options
  • Generous vacation policy
  • Paid parental and sick leave

About Our Hiring Process:
Our hiring process consists of the following:

  • Phone Screen
  • 1st Round Virtual Interview
  • 2nd Round (ideally) In-Person Interview
  • References
  • Conditional Job Offer
  • Background Check
  • Onboarding
  • Orientation

Professional Qualifications:

  • 4-year degree in engineering or science field (advanced degree preferred) and 5 years prior full-time experience in developing and testing electrolyzers, fuel cells, batteries, or other similar devices.
  • Experience with hands on assembly and fabrication of lab test articles and fixtures.
  • Understanding of materials and electrochemical degradation processes.
  • Ability to diagnose and troubleshoot issues with complex systems.
  • Strong spreadsheet and presentation-making skills.
  • Experience with Python, MATLAB, or similar programming tools.
  • Experience and knowledge in running and analyzing electrochemical test techniques including EIS, LSV, OCV, and GITT.

Preferred Qualifications:

  • Familiarity with how to design experiments with statistical backed methods.
  • Experience in analytical chemistry and materials test methods such as ICP-MS, XRD, SEM-EDS, gas chromatography, ion chromatography, porosimetry, powder X-ray diffraction, elemental analysis, and BET.
  • Experienced with analyzing large data sets and automating and standardizing data processing.

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