Microsoft Systems Engineer (f/m/x)

In this role, you will shape the server-side workplace infrastructure as a Microsoft Systems Engineer for a large enterprise environment with around 30,000 clients and 1,000 servers. Your focus will be on the design, architecture, and technical further development of scalable Microsoft server solutions—from Active Directory to Domains, Forests, and Tenants, as well as central services such as DNS and DHCP.

You will work in a specialized team and take on the technical management of external providers while simultaneously advancing modern automation solutions, operational standards, and failover concepts. The integration and modernization of existing on-premise systems are also part of your responsibilities, as is close collaboration with Security, Network, and Backend teams.

Your responsibilities:

• Design and further development of scalable Microsoft server architectures in a large enterprise environment
• Technical responsibility for server-side workplace infrastructure
• Further development of Active Directory and the interaction of Domains, Forests, and Tenants
• Design and optimization of central Microsoft and infrastructure services such as DNS and DHCP
• Collaboration with Security, Network, and Backend teams to coordinate technical solutions
• Technical management of external IT providers and evaluation of proposed solutions
• Further development of automation, operational standards, performance, and failover concepts
• Integration and modernization of existing on-premise and legacy systems

Your qualifications:

• Proven experience in designing Microsoft server architectures in large enterprise environments
• Practical experience with Windows infrastructures (at least 2,000 clients, ideally significantly more)
• In-depth knowledge of Active Directory, Domains, and Forests
• Good knowledge of various Microsoft server products and services
• Understanding of network architectures, Security, and Identity & Access Management
• Experience in server management, automation, and complex on-premise environments
• Experience in a conceptual or technically responsible role (pure support experience is not sufficient)
• Experience in collaborating with external IT providers
• German language skills at least at B2 level with willingness to develop towards C1, as well as good English language skills
• Knowledge of Entra, scripting, databases, performance management, or failover concepts is an advantage

What we offer:

• Full-time position with 38.5 hours per week
• Up to 50% home office after the onboarding phase (minimum three days per week on-site beforehand)
• Collaboration in a specialized Workplace team within an approx. 30-person IT unit
• Flexible working hours and extensive offers for work-life balance
• Opportunities for sabbatical, parental leave, and home office
• Sports offers and health center on-site
• Restaurants and cafeterias on-site
• Employee benefits with selected partner companies