CareerPlan

IT-Security Administrator (m/w/d)

Köln, NORDRHEIN_WESTFALENFull-time2026-10-05 → 2026-10-08

Core

Administration and development of a hybrid IT infrastructure with a focus on central security solutions, alert analysis, and incident response.

Role type

IT Security Administrator (hybrid infrastructure)

Builds

Hybrid IT infrastructure (Windows Server, Active Directory, Microsoft 365, Azure/Entra ID) and central security solutions (Fortinet, CrowdStrike Falcon)

Domain

IT Infrastructure and Cyber Security

Required skills

Windows Server, Active Directory, Microsoft 365, Azure/Entra ID, Network fundamentals, Firewalls, Backup, Virtualization, IT Security

Preferred skills

Fortinet, CrowdStrike, SIEM, Vulnerability Management

Technologies

Windows Server, Active Directory, Microsoft 365, Azure, Entra ID, Fortinet, CrowdStrike Falcon, SIEM

Responsibilities

Administration and development of hybrid IT infrastructure, Analysis of security alerts, Support in incident response, Participation in vulnerability management and infrastructure hardening, Support in monitoring, backup, and patch management

Seniority

Mid-level, hands-on IC