Are you looking to join an international group with a successful track record in Space Engineering? We are looking for a Senior HPC Systems Administrator to join our team at the European Space Agency’s (ESA) ESRIN site in Frascati, Italy. ESRIN plays a key role in Earth observation, managing and processing satellite data that supports the understanding and monitoring of our planet. In this role, you will support the administration, operation and evolution of ESRIN’s High-Performance Computing (HPC) environment. Using your expertise in Linux administration, workload management and automation, you will help ensure the reliability, security and performance of critical computing infrastructure that supports ESA’s technical and scientific activities. Tasks and activities
• Administer, maintain and optimise HPC infrastructure, including compute nodes, parallel storage, high-speed interconnects and licence servers.
• Ensure system availability, reliability and performance through proactive monitoring, patching, firmware updates and incident resolution.
• Configure and manage workload schedulers such as PBS Pro, Slurm or equivalent solutions.
• Manage HPC software stacks and user environments using tools such as Lmod, Spack or EasyBuild.
• Automate operational tasks and workflows using Bash, Python and Ansible to improve efficiency and reduce manual intervention.
• Troubleshoot complex infrastructure issues and coordinate with hardware and software vendors to resolve technical incidents.
• Maintain secure system configurations and support security compliance reviews.
• Contribute to infrastructure upgrades, optimisation and continuous improvement initiatives. Skills and experience
• Bachelor’s degree in Computer Science, Engineering or a related field.
• Strong experience in Linux system administration, particularly Red Hat, CentOS or similar distributions, within production HPC or large-scale computing environments.




• Hands-on experience with HPC workload schedulers such as PBS Pro, Slurm or equivalent.
• Production experience with parallel filesystems (e.g. Lustre) and high-speed interconnects (e.g. InfiniBand).
• Proficiency in Bash, Python and Ansible for scripting and automation.
• Experience administering software licence servers, including FlexLM.
• Strong troubleshooting and problem-solving skills.
• Desire to work both autonomously and as part of a team, in an international multicultural environment.
• Solution oriented mindset, with a customer focused communication skill.
• Fluent in English, both written and spoken. The following skills and experience would be highly desirable:
• Experience working in classified, security-sensitive or highly regulated environments.
• Knowledge of GPU computing, including CUDA, NVIDIA toolchains and MPI stack management.
• Familiarity with HPC container technologies such as Apptainer.
• Experience with identity and access management systems, such as Keycloak, FreeIPA, Active Directory or Kerberos. Why Make the Move?
• Make an impact where it matters. Contribute to high profile projects supporting organisations such as ESA, EUMETSAT, the European Commission, NATO and national defence programmes.
• Work alongside some of Europe’s brightest minds. Join an international team of experts who thrive on collaboration, innovation and solving complex challenges that deliver real-world results.
• Grow beyond a single project. Join a growing international organisation and broaden your experience across a variety of projects and technical disciplines.
• Invest in your future. Agevolazioni from ongoing training, mentoring and professional development opportunities designed to support both your personal and professional growth.
• Join a company that puts people first. Guided by our values of Integrity, Inspiration, Care and Collaboration,

we offer
a supportive culture, flexible working arrangements.

📌 Senior HPC Systems Administrator (Frascati)
🏢 Starion
📍 Frascati