Who We Are
We’re looking for a highly engaged DevOps Engineer for one of our projects within a large-scale telecommunications environment. Our client is a major telecommunications provider in Germany, operating large-scale digital platforms and infrastructure supporting millions of users. The environment is characterized by complex system landscapes, high availability requirements, and a strong focus on automation and scalability.
The DevOps team provides a central platform for all development teams and supports the setup and operation of automated CI/CD pipelines. A key responsibility lies in managing and evolving the OpenShift cluster, which currently forms the backbone for running microservices. The project will start in an OpenShift-based environment, therefore strong current-state skills are essential. There is a long-term strategic goal to migrate towards AWS, experience with AWS and modern cloud-native tooling is a clear advantage, supporting the future transition.
What You'll Be Doing

• Setup, operation, and continuous improvement of CI/CD infrastructure across the system landscape (AWS, Web Applications, Microservices, Legacy systems)
• Ensure smooth and automated deployments across environments up to production (DevOps & Continuous Delivery principles)
• Operate and maintain container platforms (primarily OpenShift, Kubernetes)
• Close collaboration with development, system, and QA teams
• Implementation and promotion of DevOps best practices
• Support migration and evolution towards cloud-based (AWS) architecture
  

What You'll Bring Along

• Bachelor’s degree in Informatics or a similar field of study, or equivalent practical experience
• Minimum 2 years of experience in a similar position
• Strong experience with Jenkins (pipeline creation, administration, troubleshooting)
• Experience with ArgoCD (deployment automation for Kubernetes)
• Experience with Ansible (playbook development and automation)
• Experience with Kubernetes (operation and support of containerized applications)
• Experience with OpenShift (cluster administration, developer support)
• Experience with Docker (container build, operation, troubleshooting)
• Good understanding of Elastic Stack (ELK), Grafana, Kibana, Prometheus
• Dashboard creation, alerting, health checks, and monitoring configurations
• Experience with Version control systems (e.g., Bitbucket)
• Integration of repositories into CI/CD pipelines
• Good understanding of Linux systems (administration and troubleshooting)
• Networking basics and security awareness (firewalls, connectivity)
• Basic knowledge of relational databases (PostgreSQL, Oracle)
• Experience with Secrets Management (e.g., HashiCorp Vault, OpenBao)
• Experience with SonarQube (code quality integration)
• Good understanding of Traefik (basic configuration and usage)
• Infrastructure as Code (e.g., Terraform, CloudFormation) is nice to have
• Very good English and German communication skills, written and spoken
• Terraform experience is nice to have
  

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