System Administrator

EVO OUTSOURCING SOLUTIONS PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A leading outsourcing solutions provider in Singapore seeks a skilled engineer to administer VMware and Hyper-V environments, manage OpenShift clusters, and provide technical support for Windows systems. The ideal candidate will have a Bachelor's Degree in Computer Science, at least 6 years of relevant experience, and strong technical skills in VMware, OpenShift, and cloud platforms. This role offers opportunities for professional growth in a dynamic environment.

Qualifications

• At least 6 years’ relevant experience.
• Strong understanding of virtual infrastructure management.
• Ability to troubleshoot technical issues across multiple platforms.

Responsibilities

• Administer VMware ESXi hosts and vCenter Server.
• Troubleshoot VM resource bottlenecks.
• Manage OpenShift clusters and monitor node health.

Skills

VMware

Hyper-V

OpenShift

AWS

Azure

Education

Bachelor’s Degree in Computer Science or related field

Job description

Responsibilities

• Administer and maintain VMware ESXi hosts and vCenter Server.
• Manage clusters, resource pools, virtual switches, and datastores.
• Utilize vSphere technologies including vCenter, ESXi, vMotion, DRS, and HA.
• Monitor system health dashboards in vCenter; address alerts, failures, and performance degradation.
• Troubleshoot VM resource bottlenecks (CPU, memory, disk, network).
• Provide incident resolution and technical support for Windows system‑related issues.
• Conduct performance analysis and tuning for Windows servers.
• Administer Windows Failover Clusters and Always‑On Clusters.
• Administer and maintain Hyper‑V hosts and virtual machines.
• Configure and manage virtual switches, storage, and failover clustering.
• Monitor performance and availability of Hyper‑V environments.
• Collaborate with storage, networking, and backup teams for integrated infrastructure support.
• Manage control plane components and worker nodes in OpenShift clusters.
• Monitor node health and resource usage (CPU, memory, disk).
• Analyze logs using OpenShift Cluster logs, Splunk, or external logging services.
• Troubleshoot networking, deployment, and node‑level issues in OpenShift.

Education

• Bachelors’ Degree in Computer Science or related field.
• At least 6 years’ relevant experience.

Technical Skills

• Virtual Infrastructure Management: VMware, Hyper‑v.
• OpenShift Container Platform (OCP).
• Hybrid Cloud: AWS / Azure.

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