IT System Administrator

Make an impact

• Manage, maintain, and monitor virtual or hardware Windows and Linux servers, including patching, backups, and performance tuning,
• operate and optimize virtualization environments (e.g., VMware, Hyper-V, Proxmox),
• manage and support enterprise storage and backup systems (e.g., NetApp, Veeam),
• administer and support core services such as file services, DFS, DNS, DHCP, Active Directory, Group Policies,
• monitor IT infrastructure health and proactively address issues related to performance, availability, and security,
• identify automation opportunities (PowerShell, Shellscripts, Ansible),
• evaluation and implementation of new technologies, security measures and cost optimizations,
• implement and enforce system security standards and best practices,
• maintain system documentation, runbooks, and configuration records,
• evaluate new technologies and contribute to technical decision-making,
• collaboration with the Security Operations Center (SOC) on incident response and remediation,
• regularly review system logs, alerts, and vulnerabilities,
• ensure compliance with IT policies, data protection, and audit requirements,
• support IT infrastructure projects, system upgrades, and migrations,
• provide 2nd/3rd-level support for escalated incidents and service requests.

What you need to succeed

• IT degree or equivalent experience,
• 3+ years of professional experience in the position as an IT System Administrator, IT Infrastructure Administrator, Infrastructure Architect or in a similar position,
• strong knowledge of Windows and/or Linux Server environments and Active Directory,
• experience with virtualization platforms (VMware, Hyper-V, Proxmox),
• experience with monitoring platforms (e.g., CheckMK, Zabbix, etc.),
• experience with Windows File Server Administration (NTFS permissions, SMB shares, DFS-N, DFS-R),
• solid understanding of networking fundamentals (TCP/IP, DNS, DHCP, VLANs),
• experience with backup, monitoring, and patch management solutions (Veeam, Commvault, Rubrik etc.),
• knowledge of cloud architectural principles and patterns is also very useful,
• familiarity with Microsoft 365 administration and Entra ID,
• scripting and automation skills (PowerShell, Ansible, Python etc.) are also very useful,
• experience in a mid-size or enterprise IT environment is an advantage,
• security & ITIL processes are part of your DNA,
• working in an international team gives you motivation,
• fluent in English,
• German knowledge is an advantage,
• additional skills and certifications are a clear plus (MCSA/MCSE, Azure Administrator, VMware VCP etc.).