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# IT System Administrator

- **Company:** Postaladdress
- **Location:** Taufkirchen, Germany
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Proxmox, Microsoft Antivirus, Microsoft Azure, Backup Devices, Microsoft Online Services, Linux, Microsoft Exchange Server, Failover Clustering, HAProxy, Hyper-V, Infrastructure as a Service (IaaS), Identity and Access Management, Virtual Private Networks (VPN), Network Security, PostgreSQL, Microsoft SQL Server, Windows Servers, Virtual Desktops, Routing, Network Segmentation, Zero Trust Network Access, Systems Integration, HybridCloud, Firewalls (Computer Science), Microsoft InTune, Information Technology, Fortinet, Veeam, Terminal Servers
- **Published:** September 5, 2026
- **Apply:** https://startup.jobs/it-system-administrator-3rd-level-cloud-infrastructure-munich-hybrid-role-talentuch-8716520

## About the Role

You thrive when technical challenges become complex and enjoy creating sustainable solutions while sharing your expertise with others.

You think in solutions rather than tickets and want to work on modern cloud and infrastructure architectures while contributing to customer projects., * Degree or training in IT (e.g., System Integration) or comparable qualifications.

 * 6-7+ years of relevant professional experience, ideally in an IT service provider environment.
 * Experience working in 3rd-level support in complex customer environments.
 * Experience designing and implementing cloud and infrastructure projects.
 * Experience with security concepts in hybrid cloud environments.
 * Strong experience with Microsoft Cloud technologies, including Azure (IaaS, hybrid architectures), Intune, Conditional Access, Identity Protection, Microsoft Defender, DLP, Zero Trust concepts and Microsoft Virtual Desktop.
 * Solid background in Microsoft infrastructure environments, including Windows Server, Hyper-V, Failover Clustering, Exchange Server, SQL Server and terminal server environments.
 * Good knowledge of networking and security technologies, including firewall platforms (Fortigate, Meraki), VPN, network segmentation, routing and switching.
 * Experience with infrastructure and operations tools, such as VEEAM (including immutable backups), Mailstore, NoSpam Proxy, Proxmox, Postgres, NinjaOne RMM, Linux and HAProxy.
 * High level of customer orientation and sense of responsibility.
 * Languages: German: C1/C2; English: B2.

## Description

* Acting as a technical escalation point in 3rd-level support.
 * Designing secure cloud and hybrid infrastructure architectures.
 * Developing customer-specific infrastructure and security concepts.
 * Implementing cloud and infrastructure projects.
 * Implementing Zero Trust and identity protection strategies.
 * Securing hybrid IT environments according to modern security standards.
 * Collaborating closely with the 2nd-level support team.
 * Performing root cause analysis for complex incidents.
 * Contributing to the development of our cloud and security portfolio.
 * Working on multiple customer projects in parallel.


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