Lead Platform Engineer

Responsibilities

• Manage the full Kubernetes cluster lifecycle: provisioning, upgrades, scaling and decommissioning (Cluster API + custom controllers). 
• Operate and maintain etcd, including backup/restore, monitoring and disaster recovery. 
• Design, standardize and maintain the platform-wide GitOps architecture. 
• Build and maintain CI/CD pipelines, including integration testing on ephemeral environments and release management workflows. 
• Manage node pools and autoscaling mechanisms. 
• Define deployment and rollback standards across all platform services. 
• Participate in on-call rotations and support critical platform incidents. 

Requirements

• Strong experience as a DevOps, SRE or Platform Engineer operating Kubernetes infrastructure in production environments. 
• Deep understanding of GitOps tools such as ArgoCD or Flux, including designing pipelines for multi-product platforms. 
• Hands-on experience with Cluster API and multi-cluster management. 
• Experience building CI/CD pipelines, integration testing environments and release processes. 
• Proficiency in Go and good knowledge of Python. 
• Comfortable using AI-assisted development tools such as Claude Code or GitHub Copilot as part of daily engineering work. 

Nice to have

• Experience with etcd operations, disaster recovery and monitoring. 
• Knowledge of Kubernetes upgrade strategies, certificate rotation and rolling upgrades. 
• Experience with Infrastructure as Code tools such as Terraform or Ansible. 
• Experience deploying and operating Harbor with S3-backed storage. 
• Familiarity with Kamaji, k3s or vCluster. 
• Experience with multi-cluster management solutions such as Rancher or Gardener. 
• CKA or CKS certification. 
• Experience with bare-metal Kubernetes environments. 
• Experience with chaos engineering and disaster recovery testing. 

Why join us?

• Build a cloud platform from scratch that supports the European space sector, climate research and scientific initiatives with real-world impact. 
• Join a highly autonomous team operating with startup-level ownership inside a stable and established organization. 
• Work with CNCF technologies in production environments: Kubernetes, KNative, Cilium, ArgoCD, Kubeflow and more. 
• Have a real voice in architectural and product decisions. 
• Work in an AI-native engineering environment where tools like Claude Code are part of everyday workflows. 
• Enjoy a high level of autonomy, flexible work organization and stable employment conditions. 
• Receive an attractive benefits package including private healthcare, Multisport and life insurance. 
• Access language classes and continuous learning opportunities.