Specialist System Administrator Linux

IONOS Group · barcelona, cataluña, Spain

Location
barcelona
Job Type
Full-time
Posted
June 01, 2026

Job Description

We are looking for an Specialist System Administrator Linux for the Hosting Technology team:

Key responsibilities

  • Platform Management: Build, maintain, and optimize large-scale Linux platforms and Ceph storage clusters.
  • Continuity & Support: Provide Level 3 support, working closely with Level 2 teams and participating in on‑call rotations (approx. 1 week every 6) after an initial adaptation period.
  • Knowledge Transfer: Collaborate with colleagues in Cologne (Germany) to absorb institutional knowledge of legacy systems and document critical processes.
  • Continuous Improvement: Identify performance bottlenecks and propose/implement proactive improvements to the existing architecture.

What we'd like to see

  • Experience: Minimum of 3 years in Linux systems administration, with at least 1-2 years in team leadership or technical management roles.
  • Storage: Proven experience operating Ceph ...

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