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GKE Administrator & Cloud Delivery Engineer

NEXUS CORPORATION


Job Location:

Tokyo - Japan

Salary: Not provided by the employer
Experience Required: 5-6years
Posted: 30 July 2026 (30+ days ago)
Application Deadline: 27 October 2026
Vacancies: 1 Vacancy

Job Summary

Role Overview

We are looking for a talented GKE Administrator and Cloud Delivery Engineer to manage scale and evolve our Google Kubernetes Engine platform. The successful candidate will combine deep Kubernetes expertise with strong cloud delivery practices to ensure our container platform is production-ready secure and continuously improving.

Key responsibilities
  • Provision manage and optimise GKE clusters including Autopilot and Standard modes across multiple environments.
  • Design and implement cluster networking including VPC-native clusters Shared VPC and Private GKE configurations.
  • Manage GKE IAM RBAC policies and Workload Identity integration to enforce least-privilege access.
  • Own cluster lifecycle management: upgrades node pool management auto-scaling and cost optimisation.
  • Define and maintain infrastructure-as-code for GKE using Terraform and Helm charts.
  • Implement GitOps workflows using ArgoCD or Flux for continuous delivery to GKE environments.
  • Configure and manage Kubernetes-native tooling: Ingress controllers service mesh (Istio/Anthos) and policy controllers (OPA/Gatekeeper).
  • Deliver observability solutions using Google Cloud Monitoring Managed Prometheus and Cloud Logging.
  • Automate operational tasks and cluster configuration using Ansible playbooks.
  • Collaborate with application teams to define workload specifications resource quotas and namespace governance.
  • Support cloud delivery activities including release planning environment management and go-live support.


Requirements
Skills and Experience
  • 4 years of experience administering production Kubernetes clusters with at least 2 years on GKE.
  • Strong understanding of GKE networking: VPC-native Shared VPC Private Clusters Cloud NAT.
  • Hands-on experience with Terraform for GKE cluster provisioning and node pool management.
  • Proficiency in Helm for Kubernetes application packaging and deployment.
  • Experience with GKE IAM RBAC and Workload Identity Federation.
  • Familiarity with GitOps tools (ArgoCD Flux) and CI/CD pipeline integration.
  • Working knowledge of Ansible for configuration management and automation.
  • Strong understanding of container security image scanning and Binary Authorization.
Required Certifications
  • Google Professional Cloud DevOps Engineer or CKA/CKAD certification.
  • Experience with Anthos Service Mesh or Istio on GKE.
  • Familiarity with Vertex AI Workbench or ML workloads on GKE.
  • Experience managing multi-tenant GKE platforms at enterprise scale.
  • Background in SRE practices SLO definition and error budget management.
Core Skills & Technologies
  • GKE Kubernetes Terraform Helm
  • Ansible GCP IAM / RBAC ArgoCD / GitOps Istio / Anthos
  • Cloud Monitoring Private Clusters Binary Authorization GCP Networking





Required Skills:

Role Overview

We are looking for a talented GKE Administrator and Cloud Delivery Engineer to manage scale and evolve our Google Kubernetes Engine platform. The successful candidate will combine deep Kubernetes expertise with strong cloud delivery practices to ensure our container platform is production-ready secure and continuously improving.

Key responsibilities
  • Provision manage and optimise GKE clusters including Autopilot and Standard modes across multiple environments.
  • Design and implement cluster networking including VPC-native clusters Shared VPC and Private GKE configurations.
  • Manage GKE IAM RBAC policies and Workload Identity integration to enforce least-privilege access.
  • Own cluster lifecycle management: upgrades node pool management auto-scaling and cost optimisation.
  • Define and maintain infrastructure-as-code for GKE using Terraform and Helm charts.
  • Implement GitOps workflows using ArgoCD or Flux for continuous delivery to GKE environments.
  • Configure and manage Kubernetes-native tooling: Ingress controllers service mesh (Istio/Anthos) and policy controllers (OPA/Gatekeeper).
  • Deliver observability solutions using Google Cloud Monitoring Managed Prometheus and Cloud Logging.
  • Automate operational tasks and cluster configuration using Ansible playbooks.
  • Collaborate with application teams to define workload specifications resource quotas and namespace governance.
  • Support cloud delivery activities including release planning environment management and go-live support.


Requirements
Skills and Experience
  • 4 years of experience administering production Kubernetes clusters with at least 2 years on GKE.
  • Strong understanding of GKE networking: VPC-native Shared VPC Private Clusters Cloud NAT.
  • Hands-on experience with Terraform for GKE cluster provisioning and node pool management.
  • Proficiency in Helm for Kubernetes application packaging and deployment.
  • Experience with GKE IAM RBAC and Workload Identity Federation.
  • Familiarity with GitOps tools (ArgoCD Flux) and CI/CD pipeline integration.
  • Working knowledge of Ansible for configuration management and automation.
  • Strong understanding of container security image scanning and Binary Authorization.
Required Certifications
  • Google Professional Cloud DevOps Engineer or CKA/CKAD certification.
  • Experience with Anthos Service Mesh or Istio on GKE.
  • Familiarity with Vertex AI Workbench or ML workloads on GKE.
  • Experience managing multi-tenant GKE platforms at enterprise scale.
  • Background in SRE practices SLO definition and error budget management.
Core Skills & Technologies
  • GKE Kubernetes Terraform Helm
  • Ansible GCP IAM / RBAC ArgoCD / GitOps Istio / Anthos
  • Cloud Monitoring Private Clusters Binary Authorization GCP Networking