DevOps Engineer - Platform Team CUC (m/f/d)

Our brand Deutsche Telekom IT Solutions Slovakia entered the life of Košice region in 2006 under the name of T-Systems Slovakia and ever since has been inextricably linked with the region when became one of the founding members of Košice IT Valley. We have managed to grow from scratch to the second largest employer in the eastern part of the country with more than 3900 employees. Our goal is to proactively find new ways to improve and continuously transform into the type of company providing innovative information and communication technology services.

Our team is a dedicated DevOps unit focused on building and operating a unified cloud and automation platform for the entire Credit & Collection Hub. We streamline deployments, automate infrastructure, ensure security compliance, and handle operational responsibilities across multiple business domains. As the platform evolves, applications and services are continuously onboarded, ensuring consistent standards, reliability, and scalability across the Hub. Through automation, Infrastructure as Code, and agile practices, the team increases efficiency, reduces operational risk, and provides a stable foundation for future growth.

Responsibilities

Build and maintain Terraform IaC for AWS (EC2, EKS/ECS, RDS/Aurora, DynamoDB, IAM, networking, security); Manage GitLab structure, repositories, runners, and CI/CD pipelines; Automate EC2 provisioning and configuration using Ansible; Build and maintain Docker images, container workloads, and AMI images; Integrate infrastructure with monitoring stack (Grafana, Prometheus, CloudWatch, Loki); Maintain alerting rules, dashboards, and observability standards; Manage certificates (AWS ACM, rotation, lifecycle); Troubleshoot infrastructure and pipeline issues, perform incident analysis; Collaborate with development teams on releases and deployment processes

Requirements

Understand CI/CD pipeline engineering (GitLab); Have experience with Docker, Kubernetes, and image lifecycle management; Know Terraform (creation, maintenance, debugging); Have hands-on experience with AWS (compute, networking, security, databases); Are familiar with monitoring and observability tools (Grafana, Prometheus, Loki, CloudWatch); Work well in Agile/Scrum environments and follow DevOps principles; Have 3+ years of experience in DevOps; Communicate in English at B2 level; Are proactive, transparent, and focused on automation and continuous improvement