Senior IT Administrator

Senior HPC Systems Administrator Reference number: Are you looking for a new opportunity to take your career to a higher orbit? To join an international group with a successful track record in Space Engineering? A job adapted to your career ambitions and in which you could have an impact for the years to come? 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. Ensure system availability, reliability and performance through proactive monitoring, patching, firmware updates and incident resolution. 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. T he following skills and experience are mandatory : 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. Proficiency in Bash, Python and Ansible for scripting and automation. Experience administering software licence servers, including FlexLM. 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. Experience with identity and access management systems, such as Keycloak, FreeIPA, Active Directory or Kerberos. 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. 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. Benefit from ongoing training, mentoring and professional development opportunities designed to support both your personal and professional growth. Guided by our values of Integrity, Inspiration, Care and Collaboration,

we offer
a supportive culture, flexible working arrangements. Compensation & Benefits Compensation will be aligned with the successful candidate’s experience, skills, and responsibilities within the role. For positions based in Italy, employment terms and classification will be determined in accordance with the applicable CCNL framework, with the corresponding level assigned based on qualifications, professional experience, and role requirements. We welcome applications from candidates with a variety of backgrounds and experience levels, and any offer will be considered on an individual basis, taking into account qualifications, expertise, and overall suitability for the role. CCNL Level: CCNL Type : Commercio This position is open to protected categories under Italian Law 68/99 (Rules for the Right to Work of Disabled People) Questa posizione è aperta alle categorie protette ai sensi della Legge 68/99. We therefore welcome applications from all candidates, irrespective of gender, sexual orientation, ethnicity, religious beliefs, age, disability or other characteristics. As part of our commitment to providing an inclusive and barrier‑free recruitment process, we will provide reasonable adjustments and support to ensure neuro‑diverse applicants or those with a disability or long‑term condition can be their best during the recruitment process. #