Job ID: 744000140413879

Automation Tester (m/f/d)

Madrid

Professional

Regular

T-Systems Iberia

Your Task

The team is responsible for the development and operations of Monitoring and Data Analytics Tools for the Network Control Platform of Deutsche Telekom Germany (AAA Fixed Net Germany). The project is responsible for controlling Internet access and managing the underlying network infrastructure for Deutsche Telekom Germany. It supports millions of concurrent user sessions while ensuring high availability, scalability, and reliability. Key capabilities of the platform include Authentication, Authorization, and Accounting (AAA) for secure user access management, dynamic service provisioning to enable automated customer and network service activation, and support for all-IP services, including MagentaTV, IP telephony, and other next-generation network services.

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 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 Profile

We are looking for a qualified Software Testing and Quality Assurance Professional with strong technical expertise in IP network infrastructure, Linux systems, cloud technologies, and test automation,



combined with solid methodological competencies and personal qualifications for working in international environments.

Must Have Skills

- Strong knowledge of IP network infrastructure
- Advanced Linux expertise
- Experience with IP protocols (Radius, Diameter, SIP, SOAP)
- Cloud technologies experience: 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)
- CI/CD toolchain experience (e.g., Git, Ansible, Cucumber, Flux, Argo)
- Strong understanding of requirements and specifications
- English proficiency (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 (e.g., Agile, Scrum)
- Strong teamwork and communication skills, especially 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 (e.g., Java, Python, JavaScript)
- Experience with AI-supported testing tools

About Us

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.

Benefits

Work environment & flexibility

- International, dynamic and collaborative environment
- T-Social: social initiatives (sports, community, health, ...)
- Hybrid work model (remote/on-site)
- Flexible working hours

Growth & development

- Customized training: access to Coursera to learn whatever you want, whenever you want
- Weekly language classes (English & German)
- International Mentoring Sessions & Experience Days

Compensation & benefits

- Flexible compensation plan (health insurance, meal vouchers, childcare, transport)
- Telemedicine
- Life and accident insurance
- Social fund

Wellbeing & time off

- 26+ working days of vacation per year
- Free access to specialist services (medical, legal, wellness)
- 100% salary coverage during medical leave

Job Benefits

Health & Insurance

- Flexible compensation plan (health insurance, meal vouchers, childcare, transport)
- Telemedicine
- Life and accident insurance
- 100% salary coverage during medical leave

Work-Life Balance

- Hybrid work model (remote/on-site)
- Flexible working hours
- 26+ working days of vacation per year

Professional Development

- Customized training: access to Coursera to learn whatever you want, whenever you want
- Weekly language classes (English & German)
- International Mentoring Sessions & Experience Days

Lifestyle & Wellness

- T-Social: social initiatives (sports, community, health, ...)
- Free access to specialist services (medical, legal, wellness)
- Social fund

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