Containers Platform Engineer

About the role

CSIT is looking for a Containers Platform Engineer to design, deploy and support container orchestration platform services that run mission-critical workloads across on-premise networks. You will join the Runtime Platforms team, which delivers secure, reliable and scalable container services so that other CSIT engineers can deploy application workloads efficiently while keeping strong security and compliance standards. The team runs a multi-tenanted Kubernetes provider platform with enhancements aimed at improving developer productivity.

Key responsibilities

• Design and enhance Kubernetes provider platforms and their supporting infrastructure to improve scalability, reliability and developer experience.
• Automate and simplify Kubernetes cluster lifecycle management, upgrades and observability workflows.
• Implement monitoring and alerting systems using tools such as Prometheus, Grafana or Elastic Observability to meet service-level objectives.
• Work with security teams to integrate and enforce security controls and compliance requirements.
• Work with application teams to improve platform usability, streamline onboarding and reduce operational toil.
• Respond to incidents and carry out post-incident reviews, contributing to reliability engineering and shared responsibility for system availability.

Required profile

• Degree or professional qualification in Computer Engineering, Computer Science or a related field.
• At least 1-3 years of hands-on experience operating or managing Kubernetes clusters in production.
• Good understanding of Linux, containers and networking fundamentals.
• Only Singapore citizens will be considered, as CSIT is an agency under the Ministry of Defence (Singapore).

Required skills

• Programming or scripting experience (Git, Terraform, JavaScript, Python or Bash).
• Familiarity with CI/CD pipelines, infrastructure-as-code and configuration management (Terraform, Ansible, Helm).
• Experience implementing observability and monitoring in large-scale systems.
• Nice to have: Kubernetes security concepts (RBAC, admission controllers), GitOps tools (ArgoCD, GitLab Runner), service mesh (Istio), cloud platforms (AWS, GCP, Azure), networking protocols and troubleshooting tools.