T Hub - System Engineer Packet Core

T-Mobile Polska; Warszawa; On-site; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Medical package

Life insurance

Training platforms

Benefits platform

Birthday off

Free parking

Job summary

T Hub, a dynamic Deutsche Telekom Group initiative in Poland, is seeking a System Engineer for Packet Core to advance cloud-native production environments, including 5G-SA. You will shape deployment strategies, integrate systems, and collaborate across international teams to deliver robust IoT and telecom solutions.

Join a cross-functional DevOps culture with opportunities to influence automation, disaster recovery concepts, and cutting-edge telco technologies while working in an international

Qualifications

• University degree in computer science or related field.
• Several years of professional Telco experience in system engineering and/or operations.
• Strong knowledge of Packet Data Core systems including ePC and 5GC architectures.

Responsibilities

• Developing advanced technical solutions for expansion and operation of Packet Core infrastructure and services.
• Preparing procedures for full service lifecycle in a cloud-native environment including 5G-SA.
• Acting as key contact for planning, system integration and troubleshooting.
• Defining automation strategies for planning, integration and delivery across projects.
• Collaborating with operations teams to deploy solutions and improve process efficiency.

Skills

Packet Core

ePC/5GC

2nd/3rd line support

Telco experience

English proficiency

Education

University degree in CS or related field

Tools

Docker

Kubernetes

OpenStack

Helm

Istio

Prometheus

Flux

Job description

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.

1. What you will do

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.

Your tasks will include:

• 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

What skills will be appreciated?

2. What do you bring

• 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
• basic German language skills (mainly spoken)
• Very good interpersonal and communication skills across technical and commercial teams
• Strong cooperation mindset
• Willingness and curiosity to learn and share knowledge
• Readiness to work cross‑functionally in an international environment
• Stable employment based on an employment contract
• Medical package and life insurance
• Access to training platforms – Percipio, Coursera, Rodos
• Benefit platform – you choose what you want to use
• Additional day off for your birthday/nameday
• Free parking space

5. Our offer for you

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.