IT System Administrator

Responsibilities

• You plan, implement, and maintain the IT infrastructure for aconnic and New Tal, ensuring system availability and performance
• You manage Microsoft and Linux servers as well as virtualization platforms such as VMware, Hyper‑V, and Proxmox, ensuring a stable and high‑performing IT environment
• You maintain our network infrastructure with Fortinet firewalls and HPE switches, configure routing and VLANs, and optimize security and performance
• You administer Active Directory, DNS, DHCP and other domain services, ensuring smooth integration
• You plan and perform updates and patches, ensuring stability, security, and currency of our IT systems
• You develop and manage our Microsoft 365 environment, including Entra, Intune, SharePoint, Teams, and Exchange Online
• You manage Microsoft Terminal Servers, Remote Desktop Services and our backup infrastructure based on Veeam Backup & Replication
• You support users at 1st and 2nd level support, resolve complex IT issues, and coordinate server and network projects together with internal and external partners

• Degree in Computer Science, Information or Communication Technology, a comparable IT qualification (e.g., IT specialist for system integration) or several years of experience administering corporate IT environments
• Experience in system integration and operation of modern IT infrastructures
• Confident handling of Microsoft client and server operating systems, Linux and Apple macOS
• Experience with VMware (ESXi, vCenter), Veeam Backup & Replication, and Microsoft 365 environments
• Fluent German skills and good English skills
• Team player with a strong sense of responsibility and a reliable working style
• Willingness to learn, desire for continuous development and a proactive hands‑on mentality
• Ability to work independently and maintain oversight in complex IT environments

• Degree in Computer Science
• IT Specialist for System Integration