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Junior MEA Development Technician


Jun 7, 2023


Freiburg im Breisgau, Germany

Job Type: 

full time/part time

ionysis is looking for a Junior MEA Development Technician (f/m/d)

ionysis develops next-generation membrane electrode assemblies for electrochemical converters. As a recently founded and well-funded start-up based in beautiful and vibrant Freiburg, we are looking for a junior MEA development technician (f/m/d).


You work within the tech team hands-on in the lab and fabricate lab- and pilot-scale fuel cell and electrolyzer prototypes consisting of novel fluorine-free materials. In addition, you test these devices in respect to performance and stability. Your friends would describe you as a curious, well-organized, focused, and great team-player.


What we do

To stop climate change and reach Net Zero, ionysis seeks to decarbonize mobility and industry with innovative electrochemical devices. We focus on the core of any electrochemical converter: The membrane electrode assembly (MEA). We develop and manufacture MEAs based on most performant fluorine-free materials for hydrogen technology, including fuel cells and electrolysers. As a spin-off from Hahn-Schickard and the University of Freiburg, we combine scientific excellence with entrepreneurial spirit to bring our innovations to market and scale.

Your responsibilities

  • Fabrication and characterization of lab- and pilot-scale MEAs precisely according to standard procedures

  • Development and application of electrode dispersion formulations according to standard procedures

  • Microscopic analysis of electrode layers

  • Reporting and presentation of your results in regular technical meetings

  • Reproduction of experiments


Your qualifications

  • Enthusiasm for fighting climate change and contributing to Net Zero

  • Strong team player and getting-things-done mentality

  • A technical education with profound lab experience (CTA, PTA, B.Sc./M.Sc. Chemical Eng. or similar)

  • Professional experience in a related field is a plus

  • Ability, patience and endurance to perform similar experiments repetitively with the same high quality

  • Ability to show initiative and think ahead, with a willingness to proactively take on new tasks

  • Proficiency with common office software

  • Fluency in German and English


What we offer

  • Opportunity to join an early-stage well-financed start-up and shape the culture and processes

  • Opportunity to grow with the company in various roles depending on personal preferences and abilities

  • A young and diverse team with flat hierarchies, valuing collaboration with each other no matter your role at ionysis

  • A competitive salary package and 30 vacation days per year

  • Subsidized corporate fitness program (Hansefit) and lunch allowances

  • Virtual stock options for all new hires and for exceptional performance

  • Modern and well-equipped office and laboratories in Freiburg

before you apply

Make sure you application is complete:

  • CV

  • Short motivational letter

  • Certificates

  • References, if applicable

Send your application as one PDF file to Lena Kehry via

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