CareerPlan

IT-Systemadministrator Windows (m/w/d)

Köln, NORDRHEIN_WESTFALENRemoteFull-time2026-11-12 → 2026-11-13

Core

Administration and development of modern Windows-based IT infrastructures, including server landscapes, Active Directory, and Microsoft 365.

Role type

Senior Windows System Administrator

Builds

Stable and secure IT operations for a client in the Cologne region

Domain

IT Infrastructure / Enterprise Services

Required skills

Windows Server administration, Active Directory management, Group Policy administration, Microsoft 365 administration, Exchange management, Virtualization, Network administration, IT Security, Troubleshooting

Preferred skills

Hybrid IT environment administration, IT Project implementation, Technical documentation

Technologies

Windows Server, Active Directory, Microsoft 365, Exchange, Virtualization, Microsoft Technologies

Responsibilities

Administration and development of Windows server landscape, Management of user accounts, permissions, and IT systems, Analysis and resolution of server and client issues, Installation, configuration, and maintenance of Windows-based systems, Monitoring and optimization of IT infrastructure, Collaboration with internal departments and external service providers

Seniority

Senior, hands-on IC