Growing bigger, getting better. An IT company which creates values for its customers and helps its region to improve.
Senior DevOps Engineer – IAM
Location
Slovakia
Posted
147 days ago
Salary
€2.6K / month
Seniority
Senior
Job Description
Senior DevOps Engineer – IAM
Deutsche Telekom IT Solutions Slovakia
• Senior DevOps Engineer is responsible for entire lifecycle of Continuous Integration/Continuous Deployment pipelines and Infrastructure as Code approaches. • Takes account and defines automated configuration management, release management, build, test and deployment activities. • Provides prototypes and concepts for further automation of assigned technology. • Join our International Team and help us to create greenfield software for one of the biggest and most important project in Deutsche Telekom Group. • Development and operation of Keycloak/RHSSO-based IAM capabilities on Kubernetes, enabling secure SSO and machine-to-machine access for internal products. • Support team development by standardizing deployment, configuration, and troubleshooting practices, continuously improving reliability, security, and automation around the IAM platform.
Job Requirements
- At least 3 years of work experience as DevOps / Platform Engineer (or SRE) with hands-on Kubernetes operations in production environments.
- Solid understanding of OAuth 2.0 and OpenID Connect concepts for modern IAM integrations and SSO flows.
- Practical experience with GitOps delivery using Argo CD (Git-driven continuous delivery for Kubernetes).
- Experience working with containers (Docker) and CI/CD pipelines (e.g. GitLab) from commit to production.
- Comfortable scripting in Python and Bash for automation and troubleshooting tasks.
- IAM, Keycloak & troubleshooting IAM fundamentals: authentication vs authorization, identity lifecycle and provisioning flows, role/permission model design, user types, and machine-to-machine concepts.
- Keycloak/RHSSO: hands-on experience with realms, clients, roles, scopes, identity providers, and themes, including troubleshooting authentication and authorization flows end-to-end.
- Configuration-as-code mindset for Keycloak: managing realms/clients/roles via versioned configuration and promoting changes across environments.
- Operability: diagnose and resolve platform issues (CPU/memory pressure, pod health, configuration errors), contribute to incident response, and support upgrades and migrations.
- Cloud, DevOps & Containerization Kubernetes & networking: experience with deployments, services, ingress, environment-specific configuration, and secure handling of secrets/config maps.
- Packaging & delivery: Helm charts and Argo CD application management, including using Helm-based deployments through Argo CD for GitOps workflows.
- Experience in CI/CD using GitLab, including building, testing, and deploying containerized workloads.
- Infrastructure as Code (IaC) approach for managing environments and application infrastructure.
- Observability: experience with Grafana/Prometheus, ELK stack, and basic Dynatrace usage for monitoring, alerting, and troubleshooting.
- Experience with PostgreSQL in operational contexts (backups and restore, basic performance indicators, connection troubleshooting).
Benefits
- Financial benefits
- Benefits with focus on learning and development
- Benefits with focus on health and sport
- Benefits with focus on family and work – life balance
- Other benefits
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