cluster-admin

kubectl create clusterrolebinding add-on-cluster-admin \
 --clusterrole=cluster-admin \
 --serviceaccount=kube-system:default

Related

• kubectl get clusterroles
• kubectl describe clusterrole
• kind: ClusterRole
• kubectl get clusterroles
• admin

See also

• Kubernetes RBAC kubectl auth, kubectl auth can-i, kubectl auth reconcile kubectl create [ role | clusterrole | clusterrolebinding | rolebinding | serviceaccount ], groups:, Kubernetes RBAC good practices, kube2iam, K8s Cluster roles
• RBAC, ABAC, Kubernetes RBAC