Senior Infrastructure & Cloud Systems Engineer

Quick Facts

Senior Infrastructure & Cloud Systems Engineer for operating and improving Microsoft 365 and Microsoft Azure environments, including identity, security, monitoring, and virtualized infrastructure.

Description

You will work with the team to run and further develop Microsoft 365 and Microsoft Azure environments and to operate optimized virtualized server landscapes based on Hyper-V and VMware. The role also covers identity/directory services, security with Microsoft Defender products, administration of Windows Server, Exchange, and SQL Server, plus monitoring, troubleshooting, automation, and documentation.

Responsibilities

• Operate and develop Microsoft 365 and Microsoft Azure environments together with the team.
• Operate and optimize virtualized server landscapes based on Hyper-V and VMware.
• Manage identity and directory services such as Active Directory and Microsoft Entra ID, as well as central network services.
• Support securing the IT landscape with Microsoft Defender for Endpoint, Defender for Identity, and Defender for Office 365.
• Administer Windows Server environments, manage Microsoft SQL Server, and help administer other database systems.
• Administer the Microsoft Exchange Hybrid environment.
• Monitor IT infrastructure using monitoring solutions such as PRTG and take appropriate actions when anomalies occur.
• Analyze and resolve technical incidents, support IT projects, and coordinate with external service providers on complex topics.
• Automate recurring tasks using PowerShell and Batch, document systems and changes transparently, and improve operational processes.

Requirements

• Experience in IT infrastructure (e.g., IT training or degree in computer science or business informatics) plus several years of professional experience.
• Very strong knowledge of Microsoft 365 and Azure.
• Practical experience with Windows Server and modern virtualization technologies.
• Confident working knowledge of Active Directory and Microsoft Entra ID.
• Several years of experience with central network services, Microsoft Exchange, and SQL Server.
• Basic knowledge of Microsoft Defender for Endpoint, Defender for Identity, and Defender for Office 365.
• Experience with backup and restore (e.g., Veeam) and familiarity with monitoring solutions such as PRTG.
• Familiarity with Microsoft Defender, PowerShell, and Batch.
• Secure communication in English (written and spoken) and a structured, reliable, solution-oriented work style.
• Understanding of change management and technical documentation.
• Desired: knowledge of Linux, Conditional Access, virtual desktops, Proxmox, Azure virtualization, web servers, or middleware; PostgreSQL is a plus.

Benefits

• Permanent employment contract with 30 days of annual leave.
• Flexible working hours and the option to work remotely.
• Monthly benefit and a digital meal card worth up to 50 EUR net.
• JobRad and Jobticket.
• 20% employer contribution toward company pension benefits.
• Specialized training opportunities.
• Company and team events, shared sports events.
• Free hot drinks and an on-site fruit and vegetable basket.