Systemadministrator (m/w/d)
Core
Design and implementation of IT security measures in Windows and Microsoft environments, focusing on server and client hardening, identity services, permissions, and endpoint security.
Role type
Senior System Administrator (IT Security)
Builds
Hardened Windows servers and clients, secured identity models in Active Directory and Microsoft Entra ID, and secure Microsoft-365 endpoints.
Domain
IT Security / Windows / Microsoft Ecosystem
Required skills
Windows Server hardening, Active Directory administration, Microsoft Entra ID management, Group Policy configuration, Microsoft Defender analysis, PowerShell automation, Vulnerability management, Patch management, Certificate infrastructure, Least Privilege principles, Credential protection.
Preferred skills
Experience with Microsoft Intune, App Control for Business, LAPS, Security Baselines, Cloud security assessment, AI tool security evaluation.
Technologies
Windows Server, Active Directory, Microsoft Entra ID, Microsoft Defender, Microsoft-365, PowerShell, Intune, LAPS, App Control for Business.
Responsibilities
Implement and maintain Microsoft Security Baselines for Windows servers and clients; Secure administrative access models and credential protection; Manage identity and permissions in Active Directory and Microsoft Entra ID; Analyze and remediate findings from Microsoft Defender; Perform vulnerability and patch management; Evaluate security of new services and tools including AI-driven ones; Provide second-level support for security-related incidents.
Seniority
Senior, hands-on IC