OpenShift Cloud Platform and Deployment Engineer

KRISE SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 80,000 - 100,000; Full time

Job summary

A leading technology solutions provider in Singapore is seeking an experienced OpenShift Cloud Platform and Deployment Engineer. The ideal candidate will have over 6 years of experience in infrastructure operations and at least 3 years working with Red Hat OpenShift 4.x. Responsibilities include managing cluster operations, supporting application deployment workflows, and troubleshooting production incidents. This position offers competitive compensation and opportunities for professional growth.

Qualifications

• 6+ years of relevant experience in infrastructure/platform operations.
• 3+ years of hands-on experience administering Red Hat OpenShift 4.x.
• Strong understanding of Kubernetes core concepts.

Responsibilities

• Operate and maintain Red Hat OpenShift 4.x clusters.
• Manage and support platform services.
• Troubleshoot and resolve production incidents.

Skills

Hands-on experience administering Red Hat OpenShift 4.x

Linux administration (RHEL preferred)

Scripting/automation: Bash, Python, or Ansible

Strong understanding of Kubernetes core concepts

Experience with GitOps and CI/CD tools

Tools

Tekton

ArgoCD

Jenkins

GitHub Actions

Prometheus

Grafana

EFK

Loki

Job description

Job Summary

We are seeking a highly skilled and motivated OpenShift Cloud Platform and Deployment Engineer with a minimum of 6 years of relevant experience in infrastructure/platform operations, including 3+ years of hands-on administration of Red Hat OpenShift 4.x in enterprise production environments. The engineer will be responsible for managing Day 2 operations of OpenShift clusters, including core services like ACS (Advanced Cluster Security), ACM (Advanced Cluster Management), Quay, and OpenShift Service Mesh, while actively supporting application deployment workflows and CI/CD practices.

Key Responsibilities

• Operate and maintain Red Hat OpenShift 4.x clusters with a focus on operations:
  • Cluster health monitoring, node scaling, patching, and upgrades
  • Certificate management, storage troubleshooting, and network policy enforcement
• Manage and support platform services:
  • ACS – Vulnerability management, runtime security, and compliance policy enforcement
  • ACM – Multi-cluster governance, policy management, and cluster lifecycle automation
  • Quay – Secure and manage container image registries with vulnerability scanning
  • Service Mesh (Istio) – Service-to-service communication, observability (Kiali, Jaeger), and mTLS enforcement
• Provide application deployment support:
  • Troubleshoot CI/CD issues with Tekton, Jenkins, ArgoCD, or GitHub Actions
  • Assist development teams with onboarding and deployment best practices
• Troubleshoot and resolve production incidents, participate in root cause analysis (RCA), and create documentation
• Implement platform backup, disaster recovery (e.g., Velero), and availability strategies
• Collaborate with Red Hat and vendor support to resolve complex platform issues
• Maintain accurate and up-to-date documentation (SOPs, runbooks, RCA reports, etc.)

Required Skills & Experience

• 6+ years of relevant experience in infrastructure/platform operations, including:
  • 3+ years of hands-on experience administering Red Hat OpenShift 4.x
• Strong understanding of Kubernetes core concepts, Operators, Helm, CRDs, and container orchestration
• Experience in:
  • ACS for container security and runtime policies
  • ACM for multi-cluster operations and policy governance
  • Quay registry for secure image lifecycle management
  • OpenShift Service Mesh (Istio) for service communication and tracing
• Linux administration (RHEL preferred) and strong familiarity with CLI tools
• Experience with GitOps and CI/CD tools: Tekton, ArgoCD, Jenkins, GitHub Actions
• Scripting/automation: Bash, Python, or Ansible
• Familiarity with observability and monitoring tools like Prometheus, Grafana, EFK, Loki

Soft Skills

• Strong analytical and troubleshooting skills
• Effective communicator with technical and non-technical teams
• Ability to work independently and collaboratively in a team environment
• Proactive in knowledge sharing and documentation