IT System Engineer (m/w/d)
Core
Operate and evolve on-premise infrastructure, private cloud environments, and hybrid Microsoft ecosystems for a global insurance company.
Role type
Senior Infrastructure Engineer (On-Premise/Private Cloud & Microsoft)
Builds
Stable, secure, and performant hybrid IT infrastructure including private clouds, data centers, and Microsoft 365 services.
Domain
Insurance / IT Infrastructure & Cloud
Deliverable
production ML models | infrastructure
Required skills
On-premise hypervisor management, Private cloud platforms (OpenStack), Microsoft 365 administration, Linux system administration, Kubernetes cluster operations, Network fundamentals (TCP/IP, Firewalls), 2nd/3rd-level support, ITIL processes, Infrastructure-as-Code (Terraform, Ansible), Automation (PowerShell, Bash), Monitoring (Prometheus, Grafana, ELK)
Preferred skills
Microsoft Intune, Exchange Hybrid, CI/CD pipelines, Storage technologies (SAN/NAS/vSAN), Security certifications, Experience in regulated industries
Technologies
Azure, OpenStack, Kubernetes, Windows Server, Active Directory, Exchange Online, SharePoint, OneDrive, RHEL, Rocky Linux, Ubuntu, Terraform, Ansible, Prometheus, Grafana, ELK/OpenSearch, PowerShell, Bash
Responsibilities
Operate and administer on-premise infrastructure and private cloud environments; Manage LAN/WAN, firewalls, load balancers, and VPNs; Administer Microsoft 365 services (Exchange, SharePoint, OneDrive, Azure AD); Troubleshoot complex technical issues and perform root-cause analysis; Automate infrastructure tasks and manage patching/vulnerabilities; Participate in backup, disaster recovery, and security concept development.
Seniority
Senior, hands-on IC with potential for team lead