IT System Administrator Active Directory | IT System Administrator*in Active Directory, Alexianer Holding

Alexianer DaKS GmbH

Münster, Westfalen, Nordrhein-Westfalen, Deutschland
Published Feb 19, 2026
Full-time
Permanent

Job Summary

As an IT System Administrator for Active Directory at Alexianer Holding, you will serve as the leading technology expert for identity and directory services across a nationwide healthcare network. Your primary focus involves the long-term conception and migration of a new consolidated Active Directory structure, ensuring high security and modernization. Day-to-day, you will analyze existing configurations, implement hardening measures, and manage Public Key Infrastructure (PKI) and Privileged Access Management (PAM) methods. This role is highly collaborative, requiring close coordination with IT Security and Architecture teams to align with compliance standards. The position is particularly attractive due to its long-term stability in the healthcare sector, offering a 180-day sick pay continuation policy, flexible working hours with remote options, and a permanent contract within a large-scale enterprise supporting over 34,000 employees and 20,000 devices.

Required Skills

Education

Not specified

Experience

  • Several years of professional experience in the administration, maintenance, and development of complex Active Directory infrastructures
  • Proven experience in executing Active Directory migration projects
  • Professional experience in managing PKI environments and implementing PAM concepts
  • Demonstrated experience in creating solution designs from technical requirements
  • Experience working in interdisciplinary teams and collaborating with IT Security units

Languages

Not specified

Additional

  • The role requires the ability to work in a structured and analytical manner with high problem-solving competence. Candidates must provide their salary expectations with their application.