Senior Site Reliability Engineer - Ceph / On-Prem Cloud Storage (m/f/d)

Your Role You will help us build, operate and industrialize the storage foundation of our on-premise cloud platform. As part of a small, experienced team, you will own the Ceph clusters behind our block, object and file storage services – essentially the storage every customer workload eventually lands on. The platform is still actively being built, which means you will have real influence on the storage architecture, hardware lifecycle, automation strategy and technical direction. The role goes beyond Ceph itself: you will regularly work across bare metal, networking, OpenStack, Kubernetes and GitOps. As a Senior Engineer, you take ownership of your area and help make storage predictable, durable and highly automated as we scale into the petabytes Unser Tech Stack 🚀 · Ceph · OpenStack · Kubernetes · KVM · Linux · Bare Metal · Ansible · Terraform · Go · Cinder ·Neutron · Nova · RBD · Cilium · RGW/ S3 · Prometheus/ Grafana · FluxCD / ArgoCD · Git· Python · Claude Code · Cursor · Agentic Coding Tooling Your Responsibilities Design, operate and evolve our Ceph clusters for block, object / S3 and file storage - from CRUSH topology and failure domains to pool design, placement groups, erasure coding, capacity headroom and performance. Own the storage hardware lifecycle end to end – from qualification and burn-in through firmware, controller and disk health to OSD add/drain/replace, node retirement and hardware refresh. A key part of the job is automating these processes without c