Senior System Administrator & Onsite Lead (m/f/d)

We’re looking for a hands-on Senior System Administrator who will act as the onsite technical lead for our Berlin office. You’ll be the day-to-day face of IT on the ground, ensuring smooth operations, driving improvements, and acting as a key link between IT and the business. As our Head of Office IT works remotely, this role comes with a high level of ownership and visibility.

Your responsibilities include: 

• Serve as the primary onsite point of contact for IT and represent IT interests toward internal stakeholders.
• Provide 2nd-level support and manage escalations end-to-end.
• Administer and continuously improve our Microsoft 365 environment (Intune, Entra ID, Exchange Online, SharePoint, OneDrive).
• Manage server infrastructure and virtualisation environments as well as selected third‑party tools.
• Lead IT projects independently, from scoping to rollout (e.g. security, automation, tooling).
• Coordinate external service providers and maintain clear system documentation.
• Identify and implement automation and AI-supported solutions to improve efficiency.
• Gradually take on onsite leadership tasks such as mentoring, coordination, and onboarding support.