Full Time Computer Systems Administrator Jobs, Salary up to SGD 9,000 in FLARE CONSULTING PTE. LTD. Islandwide (Singapore) - Maukerja

Senior Windows Infrastructure Engineer (Hyper-V / Failover Clustering) – Banking
About the Role
We are looking for a Senior Windows Infrastructure Engineer to join infrastructure operations team. You will be the subject matter expert for the bank’s Windows server, Hyper-V and clustered environments. You will lead complex troubleshooting, project deployments and DR readiness in a mission-critical production setting.
This role works rotating shifts that mainly cover Europe business hours. It also includes a weekday and weekend on-call rotation.

Key Responsibilities

• Manage, maintain and troubleshoot Windows Server environments (2012 / 2016 / 2019 / 2022) as the SME.
• Administer and support Hyper-V virtualisation and Microsoft Failover Clustering. Support VMware environments where required.
• Provide hands-on support for data centre and hyper-converged hardware, including HPE Synergy, SimpliVity, Alletra and DL/BL series.
• Diagnose and fix complex performanceissues across network, storage and application layers.
• Carry out server deployments, security patching and vulnerability remediation from Tenable/Nessus scans.
• Manage Active Directory, including groups, user access, and share and security permissions.
• Automate operational tasks using PowerShell, Python and workflow integration tools.
• Plan and execute BCP/DR exercises, including service failovers.
• Lead or contribute to infrastructure projects and solution deployments.
• Deliver ITIL-aligned production support, including incident, problem and change management.

Requirements

• Bachelor’s degree in Engineering, Computer Science or a related field.
• 8–10 years of experience managing Windows server environments, including at least 3–5 years in a bank or financial institution.
• Subject matter expertise in Windows Server OS, Hyper-V and Microsoft Failover Clustering.
• Hands-on experience with HPE server and hyper-converged hardware. Cisco UCS, Dell VxRail or Nutanix experience is also relevant.
• Strong scripting skills in PowerShell and Python. Perl or VBScript is a plus.
• Proven experience executing BCP/DR failovers.
• Experience with patching and deployment tools such as Altiris or BMC.
• Experience with monitoring tools such as HP OMI or Tivoli.
• Strong problem-solving skills across multiple technologies.
• Excellent communication skills and a customer-service orientation.
• Ability to perform under pressure as part of a close-knit team.
• Willingness to work rotating shifts (Europe hours) and take part in on-call support.

Good to Have

• VMware vSphere, vCenter, vROps and vRLI.
• ITIL certification.
• Microsoft, VMware or HPE certifications.