Senior DevOps Engineer (REF4948M)

Department and Project

This position is within the Tolling Services team of Deutsche Telekom IT Solutions Hungary. The team consists of IT professionals specializing in electronic road-charging solutions. Together with our partners, we develop and operate intelligent, kilometer-based tolling systems for international customers, covering the entire business process (vehicle registrations, country booking, providing On-Board Units, position data transmission, charge calculation, and fleet billing). Leveraging digital intelligence and advanced technology, our tolling solutions facilitate seamless mobility across Europe. The team aims to enhance existing services and expand into new domains. As part of an international team collaborating with T-Systems International, you will play a key role in supporting our customers with cutting-edge tolling solutions.

Main tasks

As a DevOps Engineer your job will be:

• Designing, building, and maintaining CI/CD pipelines (primarily Jenkins)
• Supporting Java-based build systems (Maven), including debugging build issues
• Managing artifacts and dependencies using Artifactory
• Building and maintaining Docker images (including base images, Jib usage)
• Operating and supporting Kubernetes-based platforms (Helm chart modifications, basic cluster diagnostics)
• Supporting AWS EKS environments, including basic IAM-related tasks
• Monitoring, log analysis, and troubleshooting CI/CD and cluster-level issues
• Identifying CI/CD system failures and performing rebuilds and fixes
• Supporting release management processes across the full release lifecycle
• Implementing automation via scripting and API usage (e.g. Jira / Confluence)
• Maintaining dependency vulnerability scanning and update practices
• Writing and maintaining basic automated tests (unit tests)

Technical Skills

• Solid understanding of DevOps fundamentals
• Experience with CI/CD pipeline development and operation
• Hands-on experience with:
  • Jenkins or similar CI tools
  • Docker and containerization concepts
  • Kubernetes (basics)
  • Maven build system
  • Artifact management tools (e.g. Artifactory)
• Basic cloud knowledge (AWS preferred)
• Automation and scripting experience
• Basic Java development knowledge
• Basic testing knowledge (unit testing)

Professional Skills

• Strong English communication skills (written and spoken)
• Ability to work effectively in cross-functional teams
• Problem-solving mindset and willingness to learn new technologies

Education / Experience

• Bachelor’s or Master’s degree in Computer Science, Engineering, IT
  or equivalent relevant professional experience

Nice to Have / Advantage

• Experience working in a SAFe (Scaled Agile Framework) environment
• Knowledge of the Apache Wicket component model
• German language skills

* Please be informed that our remote working possibility is only available within Hungary due to European taxation regulation.