Perform and evaluate technical assessments of complex Microsoft infrastructures (Active Directory, AD CS, PKI, Windows Server)
Analyze critical security risks in complex legacy and hybrid environments and define sustainable remediation measures
Architect, plan and implement demanding migration and security projects in Windows Server environments
Act in a consultative role on client projects (travel approximately 10–20%) with deep technical involvement, including workshops and decision support
Prepare architecture designs and technical documentation for secure, scalable solutions
Further develop modern identity services with an increasing focus on Microsoft Entra ID / Azure AD

Several years of hands-on experience with Active Directory, including in-depth knowledge of AD security hardening, AD CS / PKI, and Windows Server administration
Ability to work independently and take ownership in projects
Additional technical experience, e.g., with failover clusters, PowerShell automation, auditing & security logging, or Entra ID / Azure AD
IT-related vocational training, completed degree, relevant certifications (e.g., MCSE, MCSA, MCITP) or equivalent qualifications
Confident and structured communication in German and English

30 days vacation
Flexible working hours
Up to 25 days per year working from EU countries
Certification opportunities
Individual training and professional development
Modern work environment
Clear structures
Attractive salary
JobRad (company bike program)
Company pension plan
Support via meinEAP, our free employee assistance program — available for you and your family

Senior IT Consultant – Active Directory, PKI & Security

Key skills