ph3Mission of the role /h3pYou will be part of the team responsible for operating bone of the largest and most complex hosting platforms in Europe /b. /ppYour mission will be to ensure the bstability, performance, and evolution of the Stretch platform /b, working directly on critical production systems and contributing to the continuous improvement of a highly distributed infrastructure. /ppThis is a strongly technical role with hands‑on impact at scale, where your work will directly influence service quality and platform evolution. /ppYou will collaborate closely with Hosting Technology teams and other web hosting teams within IONOS, with frequent interaction with international colleagues - particularly in Germany to consolidate knowledge of existing systems. /ph3Responsibilities /h3ulliOperation, maintenance, and evolution of large‑scale Linux infrastructure. /liliAdvanced (Level 3) support for complex platform incidents. /liliAutomation of processes using scripting (BASH, Python) and infrastructure tools. /liliOperation and management of distributed storage systems (Ceph). /liliMonitoring and analysis of the platform using observability tools (Grafana and similar). /liliContinuous improvement of system architecture and stability. /liliCollaboration with international teams to absorb knowledge from legacy systems. /liliParticipation in on‑call rotation. /li /ulh3Professional profile /h3h3Must have /h3ulli+3 years of experience in Linux system administration. /liliStrong scripting skills in bBASH and Python /b. /liliExperience with configuration and automation tools:ulliPuppet or SaltStack /liliAnsible or Terraform /li /ul /liliHands‑on experience operating bCeph storage clusters /b in production environments.



/liliExperience with monitoring and observability tools such as bGrafana /b. /lilibFluent English /b, required for international communication. /li /ulh3Nice to have /h3ulliKnowledge of SQL databases (MySQL, PostgreSQL). /liliSolid understanding of networking fundamentals. /liliExperience with container technologies (Docker/Kubernetes). /liliKnowledge of CI/CD pipelines. /liliExperience in highly distributed or high‑availability environments. /li /ulh3Soft skills /h3ulliTechnical curiosity and continuous learning mindset. /liliAbility to work in complex environments with incomplete documentation. /liliPragmatic approach to problem solving. /liliTeam player in international environments. /liliProactive attitude to independently build technical context. /lilibParticipation in an on‑call rotation (approx. 1 week every 6). /b /li /ulh3Benefits /h3ulliHybrid working model across any of the Arsys offices in Logroño, Alcobendas, Valencia, Barcelona, or Seville, with broad flexible working hours aligned with team coordination needs. /liliOpportunity to work on one of the most advanced and large‑scale hosting platforms in Europe. /liliDirect exposure to highly complex distributed systems at significant scale. /liliInternational technical environment with cross‑country collaboration. /liliParticipation in critical projects with direct impact on service stability. /liliContinuous training and professional development within a integral technology organization. /li /ulpAt Arsys we value diversity and welcome all applications regardless of, for example, gender, nationality, ethnic or social origin, religion, disability, age, as well as sexual orientation and identity, physical characteristics, marital status or any other irrelevant factor subject to applicable law. /p /p #J-18808-Ljbffr

📌 Senior Linux Platform Engineer – Complex Systems & Incident Resolution (Madrid)
🏢 arsys ES
📍 Madrid