DevOps Engineer

We're hiring on behalf of a Haystack partner! The Role • Serve as Service Owner for the setup, operation, and enhancement of a central SonarQube Data Center Edition, including multi-node setup, load balancing, and high availability. • Manage the underlying Kubernetes infrastructure using Terraform/OpenTofu across multiple environments, ensuring scalability, security, and stability. • Operate the PostgreSQL backend database for SonarQube, ideally with CloudNativePG (CNPG) on Kubernetes, including backup, replication strategies, and performance tuning. • Plan and execute SonarQube upgrades, including major version migrations, and manage capacity and performance (Compute Engine, ElasticSearch indexing). • Utilize GitOps workflows (ArgoCD, Helm) for deployment and configuration, integrate SonarQube into existing CI/CD pipelines (GitLab CI), and connect Artifactory and other development tools. • Ensure secure access via PAM (Teleport), LDAP/SSO, and Secrets Management, build observability with Grafana/Thanos/OpenTelemetry, and create comprehensive documentation and guidelines in German and English. What You'll Need • Several years of solid professional experience in DevOps or Platform Engineering, with proven responsibility for mission-critical services, ideally operating SonarQube Data Center Edition or similar code quality/security scanning platforms. • A strong academic background with a completed degree in Computer Science, Software Engineering, IT Security, or a comparable technical field (Master's or excellent Bachelor's). • Deep practical expertise in operating Kubernetes clusters, using Terraform/OpenTofu, Helm, and GitOps workflows (ArgoCD). • Very good knowledge of PostgreSQL on Kubernetes, ideally with CloudNativePG (CNPG), complemented by solid know-how in network and system security, and secrets management. • Fluent written and spoken German and English, with proficiency in technical documentation, presentations, and stakeholder communication. • Highly structured, analytical, and quality-oriented work approach, with strong communication and teamwork skills. Enthusiasm for modern DevOps and observability concepts. What's On Offer • Competitive salary • Flexible work arrangements with a hybrid model. • Opportunities for professional development through an in-house academy and external partners. • Comprehensive benefits package including health and wellness programs. Apply via Haystack today!