GKE Administrator & Cloud Delivery Engineer

---

Job details

Company overview

We are a global IT consulting and technology services firm that helps clients with their digital transformation. We provide services from strategy development to implementation and create innovative solutions for a wide range of industries. We help our clients gain a competitive edge by leveraging our expertise in areas such as data analytics, cloud technology, and cybersecurity. With a focus on sustainability and digital innovation, we provide solutions for business environments around the world.

Responsibilities

A global IT consulting and technology services firm is 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.

■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

━━━━━━━━━━━━━━━#spotlightjob3

Requirements

■Required Qualifications

• 4+ years of experience managing production Kubernetes environments, including 2+ years with GKE
• Experience with GKE networking, including VPC-native, Shared VPC, Private Clusters, and Cloud NAT
• Experience using Terraform for GKE provisioning and node pool management
• Proficiency with Helm for Kubernetes application deployment
• Experience with GKE IAM, RBAC, and Workload Identity Federation
• Experience with GitOps and CI/CD tools (e.g., ArgoCD, Flux)
• Experience with Ansible for automation and configuration management
• Knowledge of container security, image scanning, and Binary Authorization

■Preferred Qualifications

• Google Professional Cloud DevOps Engineer, CKA, or CKAD certification
• Experience with Anthos Service Mesh or Istio on GKE
• Experience running AI/ML workloads on GKE, including Vertex AI integrations
• Experience managing enterprise-scale multi-tenant GKE platforms
• Experience with SRE practices, SLOs, and error budget management

Salary

10 - 16 million yen

Location

Tokyo