Maintenance Manager
Hystar is looking for a Maintenance Manager. Are you the next star in the Hystar constellation?
Are you passionate about technology for a greener world? You might be our new Maintenance Engineer/Manager.
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 help shape the future of the company as well as develop your own career. We are currently designing a new manufacturing factory at Høvik and you will be a key resource in that project. Are you the next star in the Hystar constellation?
For more information about Hystar, please visit www.hystar.com
Job description
You will be responsible for build and lead the maintenance and calibration activities in the new factory to ensure optimal operation and reliability of machinery, equipment, and facilities. This role is ideal for a proactive hands-on leader who is passionate about smart factory technologies, reliability engineering, and team development. Someone who thrives in a dynamic, fast-paced environment and is equally comfortable on the factory floor and in the boardroom.
Duties and responsibilities
- Actively participate in the detailed engineering phase of the new facility, working with cross-functional teams to ensure that maintenance considerations (accessibility, serviceability, reliability, uptime) are fully integrated into equipment and system designs.
- Influence selection of machinery, materials, and vendors with a focus on lifecycle cost, ease of maintenance, and spare parts standardization.
- Review and provide input on layouts, equipment specifications, and utility plans to ensure long-term maintainability.
- Be part of the commissioning of new production equipment and building systems.
- Establish preventive and predictive maintenance and calibration processes for the new automated factory.
- Oversee procurement and inventory of spare parts. Optimize storage and cost-efficiency, ensuring spare parts inventory is up to date.
- Ensure all maintenance activities comply with health and safety regulations and internal standards.
- Troubleshoot to resolve downtime issues and support continuous improvement initiatives to increase uptime and productivity.
- Build the necessary team needed to run the factory.
Qualifications and requirements
- Bachelor or Master’s degree in Automation, Electrical, mechanical or Industrial Engineering (or related field). Practical experience could compensate for education.
- 5+ years of experience in maintenance engineering, with proven track record in automated or high-tech manufacturing environments.
- Hands-on knowledge of PLC systems, robotics, and SCADA systems.
- Strong understanding of hydraulic, pneumatic, and electrical systems.
- Excellent problem-solving skills and ability to work independently or in a team.
- Willingness to work flexible hours or shifts as needed.
- Our business language is English, and all employees must be comfortable with both writing and speaking English at the office.
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:
Production Manager, Carmen Torres at carmen.torres@hystar.com or +47 45370882.
Deadline
8th August 2025
Accession
As soon as possible and by appointment
- Department
- Production
- 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.
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