T‑Systems is part of the Deutsche Telekom Group, with around 30.000 employees worldwide. We create technology with purpose to generate a positive impact on society. We are looking for curious talent, eager to learn, take on challenges, and contribute ideas that transform our customers’ experience.

We trust people: we offer autonomy, continuous support, and a collaborative environment where you can grow without limits. We are one integral team, guided by respect, integrity, and a passion for doing better every day.

Job Description

Project Description:
- Control of internet access and network infrastructure.
- Management of millions of parallel sessions.
- Provision of key functions such as:
- Authentication / Authorization / Accounting (AAA).
- Dynamic provisioning
- Support of all-IP services (e.g. MagentaTV, IP telephony).

Activity Description:
- Execute and validate software releases through structured testing.
- Develop and enhance test automation frameworks.
- Maintain and evolve CI/CD pipelines and test environments.
- Operate and support test systems,



including deployment of software deliveries
- Design, execute, and document platform-level test cases, including reporting for formal acceptance
- Define and refine test cases to extend coverage and validate new functionalities
- Integrate solutions into the Deutsche Telekom test framework
- Ensure proper documentation within internal tool systems
- Perform troubleshooting and provide operational support during testing and rollout phases
- Support internal and external stakeholders in the test environment

Qualifications

Required Skills
- Strong knowledge of IP network infrastructure.
- Advanced Linux expertise.
- Experience with IP protocols (Radius, Diameter, SIP, SOAP).
- Cloud technologies: containers, Kubernetes, Docker.
- Database knowledge (Redis, SQL databases).
- Experience with software testing methodologies (manual and automated testing).
- Familiarity with testing tools (e.g., Jira, Robot Framework

📌 Automation tester (Granada)
🏢 T-Systems Iberia
📍 Granada