Senior Platform Engineer (Linux / Kubernetes / Cloud Infrastructure)

&##128205; Madrid | Hybrid Model &##127963; Strategic Project – Public Sector &##128196; Long-term stable opportunity We are looking for 2 Senior Platform Engineers to join a strategic digital forensics platform within a critical public administration environment. This is not a standard operations role. You will work on complex, distributed and high-availability infrastructures where reliability, scalability and security are essential. &##128640; Your Mission You will be part of a senior engineering team responsible for the deployment, operation and evolution of a mission-critical platform.

Key responsibilities: Deployment and lifecycle management of production-grade platforms. Advanced Linux systems administration. Design, deployment and operation of Kubernetes clusters. Infrastructure management over OpenStack environments. Container ecosystem management (Docker). Administration of distributed Hadoop clusters. ElasticSearch deployment and performance tuning in clustered environments. Ensuring high availability and resilience across the infrastructure. Collaboration in automation and DevOps-related tasks. Technical documentation and cross-team coordination (GitLab, Jira, Confluence). Participation in on-call rotation (alternate weeks, very low incident volume).

&##127919; What We’re Looking For Strong experience in Linux systems administration (enterprise environments). Hands-on experience deploying and managing full Kubernetes clusters. Solid knowledge of OpenStack. Experience with Docker and containerized environments. Hadoop cluster administration. ElasticSearch in distributed setups. Experience working in high-availability / mission-critical infrastructures. English level C1 minimum. Based in Madrid.

&##128161; Why This Opportunity? Strategic, high-impact project. Complex distributed architecture. Senior-level technical ownership. Long-term stability. Hybrid model. Highly specialized engineering environment.