System Engineer Hybrid Infrastructure

Full-time, permanent position in Cologne. As a central partner to all departments, the IT team helps shape the digital future of the company and the real estate industry and is responsible for all IT solutions in the company.

• Central contact person for our hybrid infrastructure of on-premise systems (Windows Server / Linux) and cloud platforms / SaaS services, and for their consistent and continuous development
• Analysis and implementation of service/change requests for the infrastructure, including documentation, partly together with service providers
• Planning and carrying out tests for adjustments/upgrades of infrastructure components
• Helping to comply with IT security policies and defined standards
• Management of external partners and service providers
• Support of internal departments (IT / non-IT) with questions, problems and changes related to the infrastructure

• Completed IT vocational training or university degree
• Several years of professional experience administering local infrastructures that are transitioning to a hybrid cloud infrastructure
• Knowledge of networking / firewalls, relational / document-based databases, server administration
• Relevant experience in IAM, public cloud platforms (preferably Azure), management of SaaS services, operational security for infrastructure / servers
• Extensive scripting skills (e.g. PowerShell, Bash, GitHub Actions) and automation (e.g. Terraform / Ansible)
• Desirable: experience managing and operating containers
• Team player, strong communicator, independent and reliable
• Fluent German skills