Senior Windows System Administrator

The world is more connected than ever before and the pace of change is bewildering. We deliver the best combination of technology and services to enable our clients to fulfil the diverse needs of their customers. By fostering a deeply personal relationship with our clients, we want to improve the lives of people and organizations.

Axians is the VINCI Energies brand dedicated to ICT and Digital Transformation. We’re present across 38 countries, with more than 17 000 employees and an annual revenue of more than 3.8 billion euros, in 2025.

The best of ICT with a human touch.

Why Join Axians European Institutions' Team?

• Multicultural Environment: You will work alongside professionals from all over the world, fostering a diverse and enriching workplace.
• Diverse Projects: Engage in impactful projects with cutting‑edge technological advancements facilitated by European Institutions.
• Skill Development: Work in a knowledge‑driven environment where you'll continually develop both technical and professional skills through exposure to complex projects.
• Long‑term Opportunities: Our partnerships with European Institutions offer stable, long‑term roles where you can make a real difference on a European scale.
• Contributing to European Initiatives: Make a meaningful impact on regional and global challenges.

We are looking for a Senior Windows System Administrator to manage and support Microsoft infrastructure platforms within our team in Germany. The role focuses on operational stability, lifecycle management and support of core infrastructure services.

Responsibilities

• Manage and support Active Directory services, including users, groups and policies.
• Administer, maintain and troubleshoot Windows Server environments.
• Perform patching activities and support server lifecycle management, including upgrades and maintenance.
• Investigate, diagnose and resolve infrastructure incidents to ensure service continuity.
• Provide operational support for business‑critical Microsoft infrastructure services.

Requirements

• Proven experience administering and maintaining Windows Server environments.
• Strong hands‑on experience with Active Directory administration and management.
• Knowledge of DNS and DHCP services in enterprise environments.
• Experience managing and supporting IIS (Internet Information Services).
• Proficiency in PowerShell scripting and automation.
• Experience with WSUS and patch management processes.
• Minimum 5 years of experience in Windows infrastructure administration.
• Experience working in enterprise and production support environments.
• Based in Germany or willing to relocate.
• Fluent English required.

Miscellaneous

• Exposure to hybrid infrastructure environments (on‑premises and cloud).
• Experience with VMware virtualization platforms is considered an advantage.
• Knowledge of infrastructure automation practices and tools.