DevOps and Red Hat OpenShift (OCP) Platform Engineer(CI/CD, GitOps, Ansible)

EXASOFT PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

EXASOFT PTE. LTD. in Singapore seeks an experienced DevOps engineer to design, implement and manage CI/CD pipelines on OpenShift.

You will enable GitOps workflows across development, staging and production, integrate security scanning and secrets management, and support blue-green/canary deployments with rollback procedures. The role requires OpenShift administration, Ansible automation, and a Red Hat OpenShift certification.

Qualifications

• 5+ years hands-on DevOps and OpenShift (OCP) experience.
• Strong Red Hat OCP platform administration skills including setup, config and upgrades.
• Hands-on CI/CD pipeline management and GitOps experience.
• Experience in Ansible automation.
• Red Hat OpenShift certification is required.

Responsibilities

• Design, implement and manage CI/CD pipelines for OpenShift deployments.
• Implement and manage GitOps workflows across multiple environments.
• Integrate security scanning tools and secrets management.
• Support blue-green and canary deployment strategies with rollback procedures.
• Develop and maintain Ansible playbooks and roles for provisioning and operations.
• Perform hardening and patching of RHEL/Linux hosts, including air-gapped environments.

Skills

DevOps practices

CI/CD

GitOps

OpenShift administration

Ansible automation

Security awareness

Education

Red Hat OpenShift certification

Tools

Jenkins

Tekton

GitLab CI

Argo CD

Vault

Sealed Secrets

Job description

Responsibilities

• Design, implement and manage CI/CD pipelines using Jenkins, Tekton or GitLab CI for application deployments on OCP.
• Implement and manage GitOps workflows using Argo CD across development, staging and production environments.
• Integrate security scanning tools (SAST/DAST and image scanning) and secrets management solutions such as Vault and Sealed Secrets.
• Implement and support blue-green and canary deployment strategies, including rollback procedures.
• Build, configure and manage OpenShift clusters across VMware, bare-metal and hybrid environments.
• Configure and manage multi-tenancy, including namespaces, network policies, resource quotas and RBAC.
• Plan and execute cluster upgrades with appropriate rollback strategies.
• Manage cluster networking, ingress and persistent storage solutions, including ODF, NFS and CSI.
• Develop and maintain Ansible playbooks and roles for node provisioning and routine operational tasks.
• Perform hardening and patching of RHEL/Linux hosts, including systems in air-gapped environments.
• Implement CIS security standards, manage vulnerabilities, enforce pod and container image security policies, and support security audits.

Requirements

• 5+ years of hands‑on experience in DevOps and RedHatOpenShift (OCP).
• Strong experience in RedHatOCP platform administration, including setup, configuration and upgrades.
• Hands‑on experience in CI/CD pipeline management and GitOps.
• Experience in Ansible automation.
• RedHatOpenShift certification is required.