Senior Process Engineer
Hystar is looking for a Senior Process Engineer
Are you passionate about technology for a greener world? You might be our new Senior Process Engineer.
Green hydrogen has a central role in shaping a sustainable energy future. At Hystar, we believe the full potential of renewables can only be realized by large-scale energy storage and use of hydrogen in heavy-duty transportation and industry.
Based on a new and unique patented PEM electrolyser concept, Hystar is currently developing our next-generation PEM electrolyser to accelerate the deployment of large-scale green hydrogen production. Hystar is an innovative, fast growing, high-tech company, based at Høvik, just outside Oslo, Norway. At Hystar, you will have the opportunity to shape the future of the company as well as develop your own career.
We are currently operating a 1MW PEM electrolyser at the Kårstø gas processing plant in Norway, as well as delivering units in Finland and Poland later this year and you will be a key resource in these projects. Are you the next star in the Hystar constellation?
Job description
As a Senior Process Engineer will be responsible for the development, optimization, and implementation of process engineering solutions for our PEM electrolysers. This role requires expertise in hydrogen production, system integration, and process control. The ideal candidate will collaborate closely with mechanical and electrical engineers to ensure safe, efficient, and scalable electrolyser operation.
Duties and responsibilities
- Design and optimize hydrogen production processes for containerized PEM electrolysers.
- Develop and implement process models, simulations, and control strategies.
- Conduct process safety reviews, HAZOP studies, and risk assessments.
- Work with mechanical and electrical engineers to integrate process systems efficiently.
- Provide technical guidance on process-related aspects such as gas purification, water treatment, and thermal management.
- Support commissioning, troubleshooting, and performance optimization of electrolyser systems.
- Collaborate with suppliers and partners on process equipment and instrumentation selection and standardization.
Qualifications and requirements
- Bachelor’s or Master’s degree in Chemical, Process, or Mechanical Engineering.
- 8+ years of experience in process engineering, preferably in hydrogen production or chemical processing industries.
- Strong knowledge of thermodynamics, mass transfer, and fluid dynamics.
- Experience with process simulation tools
- Familiarity with hydrogen safety standards and regulations.
- Hands-on experience in system commissioning and troubleshooting.
Why join us?
A dynamic and international working environment with skilled colleagues. Competitive remuneration package. In addition, Hystar offers great opportunities for accelerated career development and personal growth. We also offer free parking, free shuttle bus, excellent insurance – and a fantastic office location close to Oslo at Høvik, Norway.
Professional relocation services provided if needed.
Questions?
If you have any questions regarding Hystar or the position, please contact:
CTO, Alejandro Barnett, alejandro.barnett@hystar.com
Deadline
As soon as possible and no later than 28.03.2025
Accession
As soon as possible and by appointment
- Department
- Product Development & Engineering
- Locations
- Høvik

Høvik
Shoot for the stars
Hystar is a high-tech company shooting for the stars, and we want the best talents to join us from the very beginning. By becoming one of the first members of our team, you can help shape both the future and the culture of our company.
About Hystar
Hystar specializes in high-performance PEM electrolysers for large-scale green hydrogen production. Our patented technology allows Hystar electrolysers to operate more efficiently and at higher current densities than any other electrolyser technology on the market, giving us a considerable commercial advantage.
Green hydrogen plays a key role in shaping a sustainable energy future. At Hystar, we believe that the full potential of renewables can only be realized by large-scale energy storage and the use of hydrogen in heavy duty transportation, the maritime sector, and industrial processes.
Hystar is an innovative, fast growing, high-tech company, based at Høvik, just outside Oslo, Norway. At Hystar, you will have the opportunity to help shape the future of the company as well as develop your own career.
Senior Process Engineer
Hystar is looking for a Senior Process Engineer
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