System Administrator IS-73747

INFOGAIN SOLUTIONS PTE. LIMITED; Singapore; On-site; SGD 80,000 - 100,000; Full time

Job summary

A leading IT solutions provider in Singapore is seeking a System Administrator with at least 6 years of relevant experience to manage VMware and Hyper-V environments. The role involves maintaining system health, troubleshooting issues, and providing technical support. Ideal candidates should have a Bachelor's degree in Computer Science and strong skills in VMware, OpenShift, and hybrid cloud technologies. This role offers competitive benefits and opportunities for career growth.

Qualifications

• At least 6 years of relevant experience in system administration.
• Experience in administering VMware ESXi and vCenter Server.
• Strong technical skills in virtual infrastructure management.

Responsibilities

• Administer and maintain VMware ESXi hosts and vCenter Server.
• Manage clusters, resource pools, virtual switches, and datastores.
• Provide incident resolution and technical support for Windows systems.

Skills

VMware

Hyper-V

OpenShift Container Platform

AWS

Azure

Education

Bachelor’s Degree in Computer Science or related field

Job description

Role: System Administrator

Job Requisition Number: IS-73747

Job Level: 6 – 9 years of relevant experience (L3)

Location: Singapore

Key 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.

Key Requirements:

Education:

• Bachelor’s 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

Please forward your resume in MS Word format to [e-mail]