System Engineer with DNS knowledge (IoT)
At T-Systems, you will find groundbreaking projects that contribute to social and ecological well‑being. Your location and working style are adaptable: it doesn’t matter when or where you work. We make sure you have every opportunity to develop by offering a support network, excellent technology, a new work environment, and the freedom to work independently.
We are a global team of around 28,000 people. We develop hybrid cloud and artificial intelligence solutions and drive the digital transformation of companies, industry, and the public sector.
Job Description At the Telco Hub in Madrid we pioneer the merging of IT and telco, building and scaling telco as a platform (TaaP) on our proprietary layered cloud. Our mission is to create the best customer experience based on three core principles:
Cloud‑based – Harnessing the latest technologies for scalability and performance.
Automated – Driving efficiency through AI, automation, and DevOps.
These platforms are part of critical infrastructure and central core components of our German network.



We need a System Engineer to join our team for the resolving DNS platforms that handle DNS requests for mobile, fixed, and IoT networks.
Implement and operate physical, virtualized, and containerized system environments – focusing on a new IoT resolving platform in Kubernetes.
Perform regular checks and refine automated processes and strategies such as failover, deployment, and disaster recovery to ensure a highly available and resilient system with minimum recovery time.
Identify, document, and structure new test use cases; develop and optimize scripts (Ansible, Bash, Perl, Python).
Implement changes in test, reference, and production systems to enhance stability or provide new features.
Develop new methods and tools for data analysis and monitoring.
Collaborate closely with cross‑functional teams and the German operations team to streamline processes, enhance software, tools, and system pe

📌 Senior System Engineer (Madrid)
🏢 T-Systems Iberia
📍 Madrid