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Senior System Administrator

True Talent Solutions Partners Freiburg im Breisgau, Baden-Württemberg, Germany

7 h ago
sysadmin Mid (2-5 yrs) Full-time Germany
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About the role

You will administer and maintain servers, networks, and storage across Windows and Linux environments while ensuring reliable, secure services. Additionally, you will monitor system performance, troubleshoot incidents, and support the implementation of ISO 27001 and C5 compliance requirements.

What they look for

System administration Windows Linux Proxmox Kubernetes CEPH Networking IT security Microsoft 365 Azure ISO 27001 C5 compliance Hardware support Software support Incident troubleshooting

Requirements

Candidates must have at least 3 years of experience in system administration and hold a degree or vocational training in computer science. Proficiency in German (C1) and English (B2) is required, along with technical expertise in virtualization and hybrid cloud environments.

Benefits

Flexible working hours Home office options Professional development support Health benefits Mobility benefits

Full description

About the Role

Join a two-person IT operations team at a SaaS company, maintaining the systems and infrastructure that support day-to-day business operations. You will help ensure reliable, secure services across a heterogeneous environment.

What You'll Do

  • Administer and maintain servers, networks, and storage across Windows and Linux environments.
  • Maintain core infrastructure, including Proxmox, Kubernetes, CEPH, and networking systems.
  • Install, configure, and support hardware and software.
  • Monitor system performance, availability, and security, and troubleshoot incidents.
  • Plan and deliver IT projects.
  • Support implementation of ISO 27001 and C5 compliance requirements.

What We're Looking For

  • Completed vocational training or a degree in computer science, or a comparable qualification.
  • At least 3 years of experience in system administration or a related role managing servers, networks, and storage.
  • Production experience with virtualization, particularly Proxmox.
  • Experience administering Windows and Linux systems, with solid knowledge of server administration, networking, and IT security.
  • Experience with Microsoft 365 and cloud services such as Azure in hybrid environments.
  • German proficiency at C1 level and English proficiency at B2 level.
  • Experience with Kubernetes, CEPH, procurement, supplier management, or ISO 27001/C5 compliance is beneficial.

Compensation & Benefits

Visa sponsorship is not available. Benefits include flexible working hours, home office options, professional development support, and health and mobility benefits.

Location

On-site in Freiburg im Breisgau, Germany.

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