CareerPlan

Senior Windows Administrator (m/w/d)

Köln, NORDRHEIN_WESTFALENRemoteFull-time€60k2026-05-12 → 2026-11-09
Hybrid

Core

Senior Windows Administrator responsible for managing complex Windows system landscapes, ensuring stability, security, and continuous development of business-critical IT systems.

Role type

Senior Windows Systems Administrator

Builds

Microsoft Windows infrastructure, disaster recovery plans, and software provisioning packages

Domain

IT Infrastructure / Windows Systems

Deliverable

infrastructure

Required skills

Windows Administration, Active Directory, DNS, DHCP, Fileservices, PowerShell scripting, ITIL 4, Disaster Recovery planning, Change Management, Patch Management, Performance Analysis, 2nd/3rd Level Support

Preferred skills

ITIL 4 Certification, Team Leadership

Technologies

Microsoft Windows, PowerShell, Active Directory, DNS, DHCP

Responsibilities

Monitor, manage changes, and apply patches to the Windows system landscape; conduct performance and error analysis; package and provision software using PowerShell; execute disaster recovery and contingency tests; handle 2nd and 3rd level support requests; participate in on-call rotation.

Seniority

Senior, hands-on IC with team leadership potential