Kubernetes System Administrator | IT-Beschäftigte*r (w/m/d) für Systemadministration im Bereich Kubernetes

RWTH Aachen

Aachen, Nordrhein-Westfalen, Deutschland
Published Nov 25, 2025
Full-time
Fixed-term

Job Summary

This role as a Kubernetes System Administrator at the central IT Center of RWTH Aachen University involves supporting the conceptualization, development, scaling, and administration of a university-wide Kubernetes as a Service cluster. Day-to-day responsibilities include configuring, operating, and expanding Linux-based applications, contributing to the provision and maintenance of an OpenStack cluster, and ensuring the stability and monitoring of the core infrastructure. You will also provide 2nd and 3rd level support and document systems for knowledge transfer, with the opportunity to become a specialist in the technologies you implement. Key qualifications include a Bachelor's degree in Computer Science and deep expertise in administering current Linux distributions (RHEL/Rocky Linux), OpenStack, and various containerization solutions. The ideal candidate possesses strong problem-solving skills, experience with complex system environments, and fluency in both German and English. This position offers exposure to cutting-edge technologies within a motivated, supportive team environment.

Required Skills

Education

Completed Bachelor's degree in Computer Science or comparable qualification

Experience

  • Professional experience in administering current Linux distributions (RHEL/Rocky Linux)
  • Comprehensive experience with OpenStack environments
  • Experience with complex Linux system and network environments
  • Professional experience in implementing and administering IaaS products
  • Familiarity with diverse containerization solutions (e.g., Docker, Podman, Kubernetes)

Languages

German (Fluent)English (Fluent)

Additional

  • The position is temporary until December 31, 2027. Willingness to participate in paid on-call duty (Rufbereitschaft) for selected central services.