T Hub - DevOps Engineer IoT Packet Core

Working at T-Mobile’s T Hub offers a unique and highly rewarding experience in the IT market. T-Mobile is a leader in the telecommunications industry, providing a platform to develop technical skills and drive innovation. Employees work with cutting-edge technologies such as 5G, IoT, and AI, shaping the future of connectivity. The company fosters a diverse and inclusive workplace, encouraging collaboration among talented professionals and supporting continuous learning, mentorship, and career development.

• University degree with focus on computer science or comparable qualification, with several years of professional experience in a DevOps environment.
• Comprehensive knowledge of Packet Data Core systems.
• Excellent understanding of ePC and 5GC architecture, interfaces and call flows, including interaction with surrounding systems.
• Strong knowledge of automation and machine learning.
• Profound experience with cloud technologies such as Docker, Kubernetes and OpenStack.
• Extensive knowledge of Helm, Istio, Prometheus and Flux.
• Good knowledge of microservice architecture and maintenance of cloud-based applications.
• In-depth expertise in monitoring systems and analysis.
• Long-standing experience in 2nd or 3rd-level support in Mobile Packet Core systems.
• Very good experience in both classical and agile cooperation models.
• Very good command of English (written and spoken).
• Advantage: basic German language skills (mainly spoken).
• Very good interpersonal and communication skills across technical and commercial teams.
• Strong cooperation mindset.
• Willingness and curiosity to learn and share knowledge.
• Readiness to work cross-functionally in an international environment.

• Supporting highly complex projects by overseeing development, quality assurance, planning, implementation and maintenance of product releases.
• Developing and defining strategies for automated planning, integration and delivery, including cross-project infrastructure and tool suites.
• Focusing on harmonized automation frameworks and cloud-native Packet Core functions to ensure efficient and reliable automated deployment processes.
• Elaborating new deployment strategies and disaster-recovery concepts aligned with overall goals and requirements.
• Cooperating closely with operations teams to deploy planned solutions, improve process efficiency and engage in innovative topics and concepts, ensuring a high level of digitization in support processes.