Keeps Linux infrastructure secure, stable, and running smoothly, so teams can focus on building instead of firefighting.

Area of ​​responsibility and duties

• Operation, maintenance and continuous optimization of the on-premises cloud as well as other internal project services
• Design, implementation and maintenance of modular Infrastructure-as-Code solutions with Terraform, including planning, status management and versioning.
• Development and maintenance of automation tools using Python, Bash and Ansible
• Operation, maintenance and troubleshooting of Ceph storage systems
• Responsibility for monitoring, observability and alerting with Prometheus, Grafana and Loki
• Application and further development of security fundamentals such as vulnerability analysis, SAST, access controls, 2FA, VPN and network security
• Maintaining documentation and best practices, as well as training new team members
• Supporting other development teams with infrastructure and operational issues
• Definition and monitoring of SLIs, responsibility for SLOs, and coordination of SLAs with relevant stakeholders.

Required technical and professional expertise

• Completed studies in computer science, business informatics, information technology or a comparable field, or comparable technical vocational training with relevant professional experience in the area of ​​networks, infrastructure or DevOps
• A strong "everything-as-code" mindset and a strong focus on automation.
• Experience with automation tools such as Ansible, Terraform and Cloud-Init
• Knowledge of OpenStack operation is an advantage.
• Experience with containerization technologies such as Docker, Kubernetes and Helm Charts
• Practical experience with Prometheus and Grafana, especially in the areas of metrics, dashboards, and alerting pipelines.
• Excellent scripting skills in Bash and Python; PowerShell is an advantage.
• Solid knowledge of Linux tools, network technology and databases
• Experience with Git and CI/CD integration
• Passion for optimizing best practices and continuously modernizing the tech stack
• Experience in software development and debugging in at least one programming language
• Analytical, solution-oriented thinking skills as well as a structured and independent work style.
• Strong teamwork and communication skills as well as experience in matrix organizations
• Very good German and good English skills, both spoken and written.
• Due to cooperation with customers in the area of ​​critical infrastructures, a security clearance in accordance with the Security Clearance Act (SÜG) may be required.