(Senior) System Specialist

Are you passionate about cutting-edge technology and eager to make a meaningful impact on computational research in Finland and Europe?

At CSC, we offer unparalleled growth opportunities, a supportive and inclusive environment, and the chance to work on the future of research and learning. Join us today!

We are looking for (Senior) System Specialists to the Computing Platforms group. The teams you will be working with are responsible for the system administration of the national Puhti and Mahti supercomputers, and their successor Roihu which is currently being installed in Kajaani, as well as LUMI, the EuroHPC pre-exascale system. In total the group manages 8000+ HPC servers and 100+ PB of usable storage.

The main responsibilities in this position are

• Daily administration and monitoring of supercomputing systems, maintaining high availability, confidentiality and integrity.
• Development of computing systems and services in collaboration with other CSC groups
• End-user support regarding reported problems and incidents
• Co-operation and communications with vendor operative teams
• Participating in the overall computing system life cycle management process, from planning to decommissioning

Building new competencies and selecting the right tools and technologies will be an important part of the work. If you have some of the skills required and you are willing to learn more, you could be the person we are looking for!

We offer a unique opportunity to work on the bleeding edge of technology with some of the largest computing systems in the world – providing meaningful challenges.

This position can be located either in Espoo or Kajaani.

What we expect:

Prospective candidates should have experience in some of the following areas and strong motivation to learn and develop their skills.

• Advanced Unix/Linux systems administration skills
• Administration and monitoring large scalable systems
• Maintaining and developing a complex system software stack
• User support and documentation
• Information security and data integrity
• Teamwork and communications

Experience with the following tools and technologies is an advantage:

• HPC software stacks
• High-speed networking
• Parallel storage
• Kubernetes orchestration and running container workloads
• GPU-computing

Bachelor’s or Master’s degree in computing sciences is preferred.

The job description can be modified based on the competencies and experience of the selected person.

What we offer:

At CSC, our employees enjoy a wide range of benefits designed to support both their professional and personal lives. We offer flexible working hours and the option for remote work, making it easier to balance work and daily life. Our comfortable workspaces in Keilaniemi, Espoo, and Renforsin Ranta, Kajaani, are designed to facilitate both teamwork and tasks that require quiet concentration. We provide comprehensive occupational healthcare services, comprehensive health insurance, and remote work insurance. Employees can take advantage of a lunch benefit during the workday, and we support recreational activities with sports and cultural benefits.

The selected candidate will be subject to drug screening and basic security clearance. The requirement for the employment relationship is that the security clearance does not reveal any noteworthy factors.

Send your application by 18.11.2025.

Diversity is part of who we are, and we continuously work to ensure the diversity and equality of our workplace. We encourage all skilled applicants regardless of background to apply for the position.

For more information, please contact Development Manager simon.westersund(at)csc.fi, +358503812749 (preferably after 15:00).

Who are we?

We work together for the future of research and learning through advanced technology. Our competence is the platform on which our society researches, learns and remembers. With us, you get to do meaningful work for the digitalization of Finnish society, not forgetting significant international cooperation projects.

CSC is a non-profit special assignment company owned by the Finnish government and Finnish higher education institutions. We build digital solutions for data management, scientific computing, and education that enable researchers, learners, and companies to understand the world.

Our company’s key resource is our curious personnel with a willingness to learn, and their well-being at work is very important to us. As a community, we work to ensure that well-being, diversity and inclusiveness are embedded in our culture and practices.

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