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Offer summary
(Summary generated by AI based on the full job description)
The project focuses on developing and operating cloud-native Packet Core and 5G-SA infrastructure. Key technologies include Docker, Kubernetes, OpenStack and tools such as Helm, Istio, Prometheus. Responsibilities cover supporting complex projects, automation of deployment processes, designing disaster recovery strategies and close cooperation with operations teams. Required expertise includes telco environment experience and knowledge of ePC and 5GC architectures.
from: 19 June 2026
to: 19 July 2026
salary not specifiedcontract of employment (full-time)
Offer parameters
level:mid
working mode:remote • hybrid
Warszawa, Mokotów
Requirements
Operating system
Windows
Linux
Our requirements
- University degree with focus on computer science or comparable qualification, with several years of professional experience in a Telco environment (system engineering and/or operations)
- Comprehensive knowledge of Packet Data Core systems
- Excellent understanding of ePC and 5GC architecture, interfaces and call flows, including interaction with surrounding systems
- Long‑standing experience in 2nd or 3rd‑level support in Mobile Packet Core systems
- Very good experience in both classical and agile cooperation models
- Very good command of English (written and spoken)
- If on top of above you are familiar with any of below that an extra advantage:
- expertise in monitoring systems and trace analysis
- knowledge of automation and machine learning
- experience with cloud technologies such as Docker, Kubernetes and OpenStack
- knowledge of Helm, Istio, Prometheus and Flux
- knowledge of microservice architecture and maintenance of cloud‑based applications
- excellent English skills & basic German language skills (mainly spoken)
Your responsibilities
- Supporting highly complex projects by overseeing development, quality assurance, planning, implementation and maintenance of product releases
- Developing and defining strategies for automated planning, integration and delivery, including cross‑project infrastructure and tool suites
- Focusing on harmonized automation frameworks and cloud‑native Packet Core functions to ensure efficient and reliable automated deployment processes
- Elaborating new deployment strategies and disaster‑recovery concepts aligned with overall goals and requirements
- Cooperating closely with operations teams to deploy planned solutions, improve process efficiency and engage in innovative topics and concepts, ensuring a high level of digitization in support processes
About the project
As a System Engineer Packet Core, you will develop advanced technical solutions for the expansion and operation of infrastructure and services, taking them to the next quality level. For the cloud‑native production environment of Packet Core, including 5G‑SA, you will prepare procedures for the complete service lifecycle and act as a key contact for planning, system integration and troubleshooting.
T Hub is a dynamic, forward‑thinking initiative where technology matters! We serve as the core of innovation within our organization. It’s a place where best talents converge to ideate, prototype, and implement cutting‑edge solutions in international projects held in Deutsche Telekom Group.
At T Hub, you don’t have to choose between big‑tech, software house or startup, between home office or office work, telco or IT, local or international teams – the answer is always YES.
What’s next? Find yourself a super position → Apply → Talk with us → Find yourself in a superposition!
DT IoT is recognized for its leadership in managed IoT services, leveraging a robust IoT platform to provide innovative and scalable solutions for varying customer requirements.
The Packet Core domain of DT IoT focuses on delivering secure, effective and future‑proof connectivity solutions as well as managing complex international IoT ecosystems. The team is responsible for planning, developing and deploying advanced network strategies and customer solutions supporting IoT services, including cloudification and automation. Strong emphasis is also placed on risk management to prevent and minimize potential risks in networks and customer solutions.
This role operates in a DevOps-style environment.
What we offer
Working at T Hub will offer you a unique and highly rewarding experience on the IT market. As part of Deutsche Telekom Group, you will work at the forefront of cutting‑edge technologies such as 5G, IoT and automation, shaping the future of connectivity.
We foster a diverse and inclusive work environment, collaborate internationally and promote a culture of continuous learning, mentorship and development to support your long‑term career growth.
Benefits
- sharing the costs of sports activities
- private medical care
- sharing the costs of foreign language classes
- sharing the costs of professional training & courses
- life insurance
- flexible working time
- corporate products and services at discounted prices
- integration events
- mobile phone available for private use
- no dress code
- parking space for employees
- extra social benefits
- sharing the costs of tickets to the movies, theater
- holiday funds
- birthday celebration
- sharing the costs of a streaming platform subscription
- employee referral program
- charity initiatives
- extra leave
- Benefit Platform
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 - System Engineer Packet Core
I apply to:
T-Mobile
Warszawa, Mokotów
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