IT System Administrator (m/f/d)

Kurz zusammengefasst

Buena, a fast‑growing fintech startup in Berlin, is looking for an IT System Administrator (m/f/d) to keep its Windows and Linux servers, virtualisation platforms (VMware/Hyper‑V) and cloud services (AWS/Azure) running smoothly. The role involves daily operation, monitoring, troubleshooting, designing backup, security and patch‑management processes, and delivering 2nd‑level support while working with development teams to automate tasks via PowerShell or Bash scripts. Key responsibilities include managing the server landscape, handling networking components such as TCP/IP, VLANs and VPNs, and maintaining core services like Active Directory and DNS. Experience with container technologies (Docker/Kubernetes) is also required, as is the ability to communicate effectively in both English and German. What the role asks for: - Minimum 3 years system administration experience - Windows and Linux server management - VMware or Hyper‑V virtualization expertise - AWS and Azure cloud experience - Active Directory and DNS administration - Docker and Kubernetes knowledge - Microsoft, Linux or VMware certifications - Fluent English and German communication