Staff/Senior Staff Engineer, Kubernetes

Location: Singapore, Singapore. Applicants must have the current right to work in Singapore and must not require visa sponsorship.

Company

OKX is a crypto exchange and developer of OKX Wallet and other blockchain products serving retail users and large institutions.

What you will do

• Own the lifecycle, scaling, upgrades, operations, fault diagnosis, and performance tuning of large-scale production Kubernetes clusters.
• Operate and optimize Alibaba Cloud and AWS environments, including container services, networking, storage, IAM, load balancing, databases, object storage, cost management, and disaster recovery.
• Lead containerization and microservices operations while improving Pod scheduling, resource quotas, network policies, image management, and logging.
• Build monitoring, alerting, logging, and distributed tracing systems; define runbooks, change processes, incident response plans, and security controls.
• Develop Shell and Python automation and integrate Jenkins, GitLab CI, ArgoCD, Terraform, Ansible, and Helm for automated releases, inspections, backups, and infrastructure management.
• Lead incident response, root-cause analysis, post-mortems, technical documentation, and knowledge sharing for multi-cloud Kubernetes operations.

Requirements

• Bachelor’s degree or above in computer science or a related field.
• 4+ years of hands-on experience operating production Kubernetes clusters and independently resolving complex failures and performance bottlenecks.
• Strong knowledge of Kubernetes components, scheduling, networking, storage, cluster management, containerd/Docker, Calico/Flannel, CSI, and multi-cluster operations.
• Production experience operating Alibaba Cloud and AWS, including ACK, ECS, EKS, EC2, VPC, IAM, load balancing, databases, object storage, monitoring, and disaster recovery.
• Proficiency in Linux administration, Shell and Python automation, CI/CD, Infrastructure as Code, service mesh, and observability tools.
• Current right to work in Singapore is required; visa sponsorship is not available.

Nice to have

• Experience with 100+ node public cloud environments, multi-cloud cost optimization, and Kubernetes security hardening.
• CKA or CKS certification.
• Experience scheduling AI/LLM workloads, including GPU scheduling and distributed training.

Culture & Benefits

• Learning and development programs with education subsidies.
• Team-building programs and company events.
• Wellness and meal allowances.
• Comprehensive healthcare coverage for employees and dependants.
• Competitive total compensation package.