Senior System Administrator
- Location
- Freiburg im Breisgau
- Salary
- Not disclosed
- Posted
External application — opens the original listing on Arbeitnow. Your application is submitted there, not on JobHeJob.
Key skills
About the role
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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