Automation Tester (m/f/d)GranadaProfessionalRegularT-Systems Iberiatsi_iberia## About this job### Your TaskThis role involves the control of internet access and network infrastructure, including the management of millions of parallel sessions. The position focuses on providing key functions such as Authentication, Authorization, and Accounting (AAA), dynamic provisioning, and the support of all-IP services, including MagentaTV and IP telephony.#### Responsibilities* 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 the 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### Your ProfileWe are looking for a professional Software Test Engineer with strong expertise in IP network infrastructure, Linux, and cloud technologies, combined with a structured approach to automated testing and CI/CD pipelines.#### Must Have Skills* Strong knowledge of IP network infrastructure* Advanced Linux expertise* Experience with IP protocols including Radius, Diameter, SIP, and SOAP* Experience with cloud technologies such as containers, Kubernetes, and Docker* Knowledge of databases including Redis and SQL databases* Experience with software testing methodologies, including both manual and automated testing* Familiarity with testing tools such as Jira and Robot Framework* Experience with CI/CD toolchains including Git, Ansible, Cucumber, Flux, and Argo* Strong understanding of requirements and specifications* English proficiency at a minimum B2 level* Analytical and structured thinking* Detail-oriented and precise working style* Strong skills in defect analysis and documentation* Solid understanding of testing processes such as Agile and Scrum* Strong teamwork and communication skills, particularly in international environments* High level of initiative and accountability* Solution-oriented mindset* Willingness to learn and adapt to new technologies* Flexibility to work night shifts and participate in on-call duties#### Nice to Have Skills* Basic programming skills in languages such as Java, Python, or JavaScript* Experience with AI-supported testing tools### About UsT-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 global team, guided by respect, integrity, and a passion for doing better every day.#### Benefits* Flexible compensation plan: includes health insurance, meal vouchers, childcare, and transport* Telemedicine* Life and accident insurance* Social fund* Vacation: 26+ working days per year* Free access to specialist services (medical, legal, wellness)* Medical Leave: 100% salary coverage* T-Social: social initiatives (sports, community, health, etc.)#### Additional Details* Growth & Development: + Customized training via Coursera + Weekly language classes (English & German) + International Mentoring Sessions & Experience Days* Schedule: Flexible working hours