Location: Sweden (Hybrid)Level: Mid–SeniorSecurity Clearance: Swedish Security Level 2SE requiredABOUT THE ROLEWe are looking for an experienced Kubernetes Operations Engineer to join our team in Sweden on a consulting basis. In this role you will be responsible for the day-to-day administration, stability, security and lifecycle management of Kubernetes clusters — whether self-managed (kubeadm, Rancher, OpenShift) or managed cloud offerings (AKS, EKS, GKE). You will work closely with development, platform and security teams to ensure container workloads run reliably, efficiently and securely at scale.KEY RESPONSIBILITIES• Administer, maintain and upgrade Kubernetes clusters across development, staging and production environments• Monitor cluster health, node performance and workload availability using Prometheus, Grafana, Alertmanager and Loki or equivalent observability stacks• Manage cluster networking: CNI plugins (Calico, Flannel, Cilium), Ingress controllers (NGINX, Traefik), Network Policies and Service Mesh (Istio or Linkerd) where applicable• Administer storage: Persistent Volumes, Storage Classes, dynamic provisioning and integration with NFS, Ceph, Longhorn or cloud-native storage backends• Implement and enforce Role-Based Access Control (RBAC), Pod Security Standards, network policies and secrets management (Vault, Sealed Secrets or native Kubernetes Secrets)• Manage cluster lifecycle including node provisioning, certificate rotation, etcd backup and recovery, and control-plane upgrades• Operate and troubleshoot Helm-managed releases; maintain Helm charts and oversee chart versioning and rollbacks• Support GitOps workflows using Argo CD or Flux for declarative cluster state management• Collaborate with development teams on resource quotas, limit ranges, HPA/…