Bare Metal OpenStack Engineer (IT-CD-CLI-2026-179-GRAE)

Job Descriptionbr/br/pAre you passionate about infrastructure at scale and curious about how bare metal servers are managed across a fleet of 10'000 nodes? Join CERN's IT Cloud team and help run and evolve the OpenStack-based cloud infrastructure that underpins most CERN and LHC experiment services. /ppIn this role, you will work at the intersection of systems engineering and software development, contributing to the life-cycle management of physical servers (from delivery and burn-in to provisioning and phase-out) using OpenStack Ironic. /ppYou will collaborate closely with senior engineers, the upstream OpenStack community, and CERN's diverse user communities, gaining deep hands-on experience with bare metal provisioning, BMC protocols, and Python development in a large-scale production environment. /ppIf you enjoy working close to the hardware, contributing to open-source projects, and solving real operational challenges at scale, come join us! /ppstrongYour responsibilities /strong /pulliRun and help evolve CERN IT's OpenStack-based cloud infrastructure. /liliMaintain and develop the bare metal life-cycle management framework built on OpenStack Ironic: integrate new server deliveries, provision nodes to user communities, and maintain tooling for burn-in, stress-testing and phase-out. /liliContribute to the upstream OpenStack/Ironic code base, leveraging CERN's links with the open-source community. /liliCollaborate on automation and tooling improvements using Python and configuration management systems. /li /ulpstrongYour profile /strong /pulliExperience administering or working with Linux systems in a server or data-centre environment. /liliExperience writing Python scripts or applications for automation or systems tasks. /liliFamiliarity with configuration management tools such as Puppet or Ansible is a plus. /liliExperience with bare metal server management, BMC protocols (IPMI, Redfish) or hardware provisioning workflows is a plus. /liliContributions to open-source projects or upstream communities is a plus. /li /ulpuSkills /u /pulliStrong knowledge of the Linux operating system. /liliExperience with git version control. /liliProgramming experience in Python. /liliInterest in bare metal infrastructure and hardware life-cycle management. /liliFamiliarity with configuration management systems (e.g. Puppet or Ansible) is a plus. /liliExperience with management of physical servers or BMC protocols such as IPMI or Redfish is a plus. /liliAbility to collaborate in a multidisciplinary, international team and communicate clearly. /liliSpoken and written English, with a commitment to learn French. /li /ulpuEligibility criteria: /u /pulliYou are a national of a a CERN Member or Associate Member State /a. /lilistronguBy the application deadline, /u /strong you have a strongmaximum of two years of professional experience since graduation /strong in Computer Science or a related field (or a related field) stronguand /u your highest educational qualification is either a Bachelor's or Master's degree /strong. /liliYou have never had a CERN fellow or graduate contract before. /liliApplicants without University degree are not eligible. /liliApplicants with a PhD are not eligible. /li /ulbrAdditional Informationbr/br/pJob closing date: strong at 23:59 CEST. /strong /ppContract duration: 24 months, with a possible extension up to 36 months maximum. /ppWorking hours: 40 hours per week /ppJob flexibility: Hybrid /ppTarget start date: 01-October-2026 /ppJob reference: IT-CD-CLI- -GRAE /ppField of work: Software Engineering and IT /ppBenchmark job: - Computing Engineer /p pstrongGlobal Benefits /strong /pulliA monthly stipend between Swiss Francs per month (tax free) depending on your degree. /lili30 days of paid leave per year plus 2 weeks annual closure. /liliCoverage by CERN’s comprehensive health insurance scheme (for yourself, your spouse and children), and membership of the CERN Pension Fund. /liliFamily, child and infant monthly allowances depending on your individual circumstances. /liliA relocation package (installation grant and travel expenses) depending on your individual circumstances. /liliPossibility to extend your contract up to 36 months. /liliOn-the-job and formal training including language classes. /li /ulpstrongOverview of CERN - Discover a world where the impossible is made possible! /strong /ppAt CERN, the European Organization for Nuclear Research, we are pushing the frontiers of science and technology. Our groundbreaking work brings together not only physicists but also a diverse range of professionals from engineering, technical, scientific, and administrative fields. Together, we foster an environment where innovation and collaboration thrive. /ppEvery day, we face exciting new challenges and opportunities to contribute to cutting-edge research that shapes our understanding of the universe. We meet these challenges through the diverse perspectives within our teams, ensuring every contribution is valued and driving our shared sense of inclusion and purpose. Diversity is a core value of CERN since its foundation, and it remains central to our mission and continued success. /ppIf you are ready to be part of a dynamic, inclusive community pushing the boundaries of knowledge, CERN is the place where your curiosity and skills can thrive. Be part of our mission to uncover what lies at the heart of the universe! strongTAKE PART! /strong /ppstrongMore information about us, here: /stronga strongcareers.cern /strong /a /p