Server Performance & Efficiency Test-Framework

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 global team, guided by respect, integrity, and a passion for doing better every day.

Job Description Project Description: At the Telco Hub in Madrid, we are pioneers in merging IT and Telco, building and scaling Telco as a Platform (TaaP) on our proprietary layered cloud. Our teams operate in cross-country and cross-functional squads, delivering cutting-edge services to Europe´s most valued Operator. 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.
• Sustainable – Building a future-ready, environmentally conscious infrastructure. We are looking for top engineering talent eager to grow technically and professionally in an innovative, dynamic, and collaborative environment. If you are passionate about shaping the future of telecommunications, this is your place!

The project focuses on operating a specialized laboratory dedicated to conducting performance and efficiency tests on various server hardware. The main focus is on tests aimed at optimizing the Private Telco Cloud using DT technology. The goal is to evaluate the performance and efficiency of the deployed hardware and to test new hardware types to validate innovative technologies.

Activity description: Operation and continuous improvement of a specialized lab for performance and efficiency testing of server hardware used in the Private Telco Cloud. Tasks include planning and expanding the laboratory infrastructure, operating and maintaining the hardware, executing standardized benchmark procedures, integrating and evaluating new hardware types, and providing performance analyses to support architecture and procurement decisions.

Responsibilities and Duties: Operation and expansion of the hardware performance laboratory Operation, preparation, and maintenance of server and measurement hardware Execution of standardized performance and efficiency benchmarks Integration and validation of new hardware types Analysis and documentation of test results to support architecture and procurement decisions

Qualifications Must-have requirements:

Skills: Solid understanding of x86 server architectures and datacenter hardware Experience with benchmarking methods and performance analysis Linux operating experience (RHEL, Ubuntu, SLES) Basic automation and scripting (e.g., Bash, Ansible) Ability to interpret technical results and create concise reports Technologies: Enterprise server platforms (Dell, HPE, Lenovo, Supermicro) Benchmarking suites (SPEC, Phoronix, Stress‑NG) Management interfaces (IPMI, Redfish) Power and efficiency measurement tools Cloud and virtualization technologies (OpenStack, Kubernetes) Nice-to-have requirements:

GitLab CICD Jira Business Agility Additional Information What do we offer you? 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, Spanish & 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