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Offer summary
(Summary generated by AI based on the full job description)
The project involves supporting engineering activities for cloud-native Core Network applications on DT Group infrastructure. Key technologies include Linux, Kubernetes, automation, CI/CD and cloud-native practices. Responsibilities cover deployment, configuration, maintenance of network solutions, cooperation with international teams, and troubleshooting. The role focuses on developing skills toward a System Engineer position in telecommunications Core Network domain.
from: 18 June 2026
to: 18 July 2026
salary not specifiedinternship / apprenticeship contract
Offer parameters
level:trainee
working mode:hybrid
Warszawa, Mokotów
Requirements
Operating system
Windows
Linux
Our requirements
- Student of Telecommunications, Information Technology, or a related technical field
- Basic understanding of telecommunications networks
- Good knowledge of Linux operating systems
- Strong communication skills in English, both written and spoken
- Willingness to learn modern cloud-native technologies and network engineering practices
- Proactive attitude, curiosity, and eagerness to develop technical expertise
- Ability to work effectively in a team-oriented and collaborative environment
- Interest in pursuing a future career as a System Engineer within telecommunications and Core Network technologies
Optional
- Basic knowledge of Kubernetes or other cloud-native technologies
- Familiarity with GitOps concepts and modern software delivery approaches
- Experience with containers, CI/CD pipelines, or infrastructure automation
- German language skills (any level will be considered an advantage)
Your responsibilities
- Support engineering activities related to Core Network applications running on DT Group cloud infrastructure
- Participate in the deployment, configuration, and maintenance of cloud-native network solutions
- Collaborate with international engineering teams on technical projects and operational activities
- Assist in troubleshooting, testing, and validating system functionality
- Learn and apply modern automation and DevOps practices used in large-scale telecommunications environments
- Contribute to technical documentation, process improvements, and knowledge-sharing initiatives
- Develop technical competencies required for a future System Engineer role within the Core Network domain
Join T Hub, where we support key technological solutions for Deutsche Telekom Group and work on real projects used by millions of customers across Europe.
This internship is hands-on - you won’t just observe; you’ll learn by doing, gain exposure to modern cloud-native network technologies, and become an active member of an international engineering team.
We value collaboration, knowledge sharing, continuous learning, and proactive problem-solving. Our goal is to help you grow into a future System Engineer by providing mentorship, practical experience, and opportunities to work with experienced experts across Deutsche Telekom Group.
What we offer
- A supportive and knowledge-driven environment focused on your professional growth.
- Mentorship from experienced System Engineers and Core Network experts.
- Hands-on experience with cloud-native Core Network applications running on DT Group infrastructure.
- Participation in international projects within Group Network Engineering.
- Exposure to modern technologies including Kubernetes, automation, and cloud-native operations.
- Opportunities to collaborate with teams across multiple European countries.
- A chance to build practical skills and establish a strong foundation for a future engineering career.
Recruitment stages
- 1.Let’s meet to better understand each other's expectations.
- 2.Hiring Manager will receive your application after meeting.
- 3.Technical meetings with the Hiring Manager and/or team.
- 4.Time to decide!
T-Mobile
Working at T-Mobile’s T Hub will offer you an unique and highly rewarding experience on IT market. As a leader in the telecommunications industry, T-Mobile not only provides a platform to hone your technical skills but also empowers you to be a catalyst for innovation. You'll have the opportunity to work at the forefront of cutting-edge technologies, from 5G to IoT and AI, shaping the future of connectivity. Our commitment to fostering a diverse and inclusive workplace means you'll collaborate with a wide range of talented professionals, learning and growing together. T-Mobile encourages a culture of continuous learning and development, offering mentorship and support to help you thrive in your career.
This is how we work
T Hub - Core Systems Engineering Internship
I apply to:
T-Mobile
Warszawa, Mokotów
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