Openshift Virtualisation Engineer

Cantellat Software; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

Cantellat Software in Singapore is seeking an OpenShift Virtualization / KVM Platform Engineer to manage and optimize our virtualization stack. The role focuses on platform administration, performance monitoring, and automation to ensure a stable production environment.

You will lead VM provisioning, migrations, and resource management while maintaining Linux systems and applying patches. A hands-on mindset and 4–6 years of relevant experience are required.

Qualifications

• 4–6 years of infrastructure and platform administration experience.
• Hands-on experience with OpenShift Virtualization and/or KVM in production.
• Knowledge of VM provisioning, migration, and resource management.
• Proficient Linux troubleshooting and patch management.
• Experience with Ansible and automation workflows.

Responsibilities

• Platform administration of OpenShift Virtualization and KVM platforms.
• Perform regular health checks and monitoring of the virtualization platform.
• Monitor VM performance, CPU, memory, storage, and resource utilization.
• Create, migrate, optimize, and decommission virtual machines (VMs).
• Troubleshoot OpenShift, KVM, VM, and virtualization issues.
• Support and maintain Linux environments (RHEL) including patching.

Skills

OpenShift Virtualization

KVM

VM provisioning

Resource management

Linux troubleshooting

Ansible automation

Education

Degree or Diploma in IT/CS/Engineering

Tools

Ansible

Job description

OpenShift Virtualization / KVM Platform Engineer

Job Location: Singapore

Role Summary

The OpenShift Virtualization / KVM Platform Engineer will support the administration, maintenance, and day-to-day operations of Red Hat OpenShift Virtualization and KVM environments. The role involves monitoring platform performance, troubleshooting issues, supporting upgrades and lifecycle activities, maintaining security and compliance, and assisting with automation to ensure a stable and reliable production environment.

Key Responsibilities

Platform Administration

• Manage and maintain Red Hat OpenShift Virtualization and KVM platforms.
• Perform regular health checks and monitoring of the virtualization platform.
• Monitor VM performance, CPU, memory, storage, and resource utilization.
• Create, configure, migrate, and decommission Virtual Machines (VMs).
• Create, migrate, optimize, and decommission Virtual Machines (VMs).
• Monitor and improve VM performance.
• Manage VM workload placement and resource allocation.
• Troubleshoot OpenShift, KVM, VM, and virtualization issues.
• Support and maintain Red Hat Enterprise Linux (RHEL) environments.
• Perform Linux patching, maintenance, and troubleshooting.
• Handle incidents, changes, problems, and root cause analysis (RCA).
• Create and maintain automation scripts using Ansible.
• Identify opportunities to automate repetitive tasks and improve operational efficiency.

Required Skills & Experience

• Degree or Diploma in Information Technology, Computer Science, Engineering, or related discipline.
• 4-6 years of relevant infrastructure and platform administration experience.
• Hands‑on experience supporting OpenShift Virtualization and/or KVM environments in production.
• Understanding of VM provisioning, migration, and resource management.
• Experience with Linux troubleshooting and patching.
• Experience in Ansible and automation.