This position is at T-Systems

The selection process will be entirely managed by T-Systems.

--

Job Description At the Telco Hub in Madrid, we lead the convergence of IT and Telco, building and scaling Telco as a Platform (TaaP) on our proprietary layered cloud. Our teams work in cross-country, cross-functional squads, delivering cutting-edge services to one of Europe’s most valued operators.

Our Mission

To create the best customer experience based on three core principles:

- ✅ Cloud-based – Leveraging the latest technologies for scalability and performance.
- ✅ Automated – Driving efficiency through AI, automation, and DevOps.
- ✅ Sustainable – Building a future-ready, environmentally conscious infrastructure.

Why Join Us?

- Real Innovation : Work on projects shaping the future of telecommunications.
- Professional Growth : Technical development and career opportunities in a dynamic environment.
- General Collaboration : Agile teams distributed across multiple countries.

About the Role

The digital society wouldn’t be possible without us. Our employees provide our customers with the best network, with a reliable and secure infrastructure. The basis for tomorrow's innovations. We have the best prospects for the digital future. For you right from the start. The company Deutsche Telekom Technik GmbH is a 100 percent subsidiary of Telekom Deutschland GmbH and provides the nationwide technical infrastructure of the group. Around 19,000 employees at DT Technik plan, design, build and operate the facilities and systems of the technical infrastructure nationwide on behalf of Telekom Deutschland GmbH.



The company implements network projects, operates the network technology and, if necessary, takes over the maintenance of the technical infrastructure. The Tribe Voice & Messaging is responsible for the design, development, planning, validation and operation of all voice and messaging platforms in DT Technik's fixed and mobile network over their entire lifecycle. We provide innovative, reliable state-of-the-art services to our cellular- and landline-based customers. The scope of a current program is to bring voice & messaging applications into the cloud. We’ll change today’s model of separate fixed and mobile systems and merge them, while supporting the integration of AI into neighborinig platforms. That’s why we want you on our team.

Your Task

This position is based at the Telco Hub in Madrid , where teams work in cross-country, cross-functional squads delivering cutting-edge services. The role is within the Tribe Voice & Messaging, which is responsible for the design, development, planning, validation and operation of all voice and messaging platforms in DT Technik's fixed and mobile network over their entire lifecycle. The scope of the current program is to bring voice & messaging applications into the cloud,



changing today's model of separate fixed and mobile systems and merging them, while supporting the integration of AI into neighboring platforms. You will work in a DevOps team focused on integration, validation, configuration and rollout of software.

Responsibilities

- Support the project team in the integration, validation, configuration and rollout of software in a DevOps team
- Support the project team in the daily evaluation of security scans , open and update tickets with vendors, and take part in regular security meetings with vendors
- Perform quality assurance testing, rollout and approval for release of software in the lab
- Plan and carry out validation and rollout in the live systems
- Assist with project-specific activities

Your Profile

We are seeking a qualified DevOps professional with strong technical skills in Linux, DevOps technologies, and telecommunications, particularly IMS knowledge. The ideal candidate should have experience with automation tools, be willing to learn cloud native technologies, and be available for on-call duties.

Must Have Skills

- General knowledge of DevOps technologies and tools (e.g. Gitlab, Test Automation with at least basic knowledge)
- Experienced knowledge of Linux
- Basic IMS knowledge with relevant communication protocols (e.g. SIP and RTP)
- Telecommunications Industry experience
- Willingness to learn and acquire cloud native/Kubernetes (Cloud Booster) skills if not already present
- Willingness to participate in On-Call duties outside of norm

📌 DevOps Engineer – Experienced – IMS (Madrid)
🏢 T-Systems
📍 Madrid