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To further strengthen our Telecommunications Solutions business, Nexburg (formerly Utimaco TS) is hiring a dedicated System Engineer (m/f/x) with a focus on Linux in Aachen, starting from January 1st or later, to help us develop our infrastructure in a modern, stable, and scalable way.

• Administration, operation, and optimization of Linux-based system landscapes
• Management and expansion of our Kubernetes environments
• Administration and development of our virtualization platform based on Proxmox
• Configuration, operation, and troubleshooting of network components (switches and firewalls)
• Development of scripting and automation solutions (e.g., Ansible)
• Implementation and maintenance of our monitoring solution based on Checkmk
• Analysis of system issues and performance tuning

• Excellent knowledge of Linux system administration
• Experience with Kubernetes and containerized applications
• Hands‑on experience with Proxmox or similar virtualization platforms
• Solid understanding of networking, especially switching and firewalls
• Proficient scripting skills (e.g., Bash, Python) and experience with Ansible
• Familiarity with Checkmk or similar monitoring solutions
• Knowledge of Windows infrastructures is a plus and complements your profile
• Structured, solution‑oriented working style and strong team spirit
• Fluent in both German and English, written and spoken

• A true international presence: in Germany, Italy, and the UK
• Growing at a fast pace, gaining market share over our competitors
• An open and friendly corporate culture, characterized by constructive and cooperative relationships
• Flexible working hours and home‑office options
• Professional and personal development through targeted further education opportunities