Senior IT Administrator & Microsoft 365/Azure Expert | Senior IT-Administrator/Expert Microsoft 365/Azure (m/w/d

Flughafen Stuttgart GmbH

Stuttgart, Baden-Württemberg, Deutschland
Published Feb 23, 2026
Full-time
Permanent

Job Summary

As a Senior IT Administrator, you will serve as a 3rd level technical expert responsible for the maintenance and strategic development of Microsoft 365 and Azure infrastructures. Your day-to-day activities involve managing critical systems including Microsoft Intune, DNS, Azure Active Directory, and general Azure services. A significant portion of the role focuses on cloud security, where you will implement and optimize measures using tools like Microsoft Defender, Azure Security Center, and Cisco Endpoint Protection. You will proactively monitor the environment for vulnerabilities, coordinate with external service providers, and provide technical support for project management initiatives. This position is ideal for a solution-oriented professional who enjoys complex troubleshooting and high-level system responsibility. The role offers attractive benefits including mobile office options, a 70% subsidy for the Deutschlandticket, and comprehensive professional development opportunities within a modern, sustainability-focused work environment.

Required Skills

Education

University degree in Computer Science or a comparable vocational training qualification. Relevant Microsoft certifications in M365 or Azure are highly desirable.

Experience

  • Several years of professional experience in IT administration or a similar technical role
  • Extensive experience in 3rd level support, specifically managing complex and security-critical IT systems
  • Proven expertise in Microsoft 365, Azure, and identity management (Conditional Access, MFA)
  • Experience in implementing and optimizing cloud security measures
  • Experience in coordinating with external service providers and partners

Languages

German (Fluent)English (Fluent)

Additional

  • Participation in on-call rotation (Rufbereitschaft) is required. Must have at least B2 level proficiency in both German and English.