Senior Windows Infrastructure Engineer

Flare Consulting Pte Ltd; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

Flare Consulting Pte Ltd seeks a Senior Windows Infrastructure Engineer to own Windows Server, Hyper-V and clustered environments in a banking setting. You will lead complex troubleshooting, DR readiness and production support in a critical data center.

You’ll work rotating shifts across Europe hours and participate in on-call rotations, collaborating with infrastructure teams to deploy projects and ensure security patching and compliance.

Qualifications

• Bachelor’s degree in Engineering, Computer Science or a related field.
• 8–10 years of Windows server experience, with 3–5 in banking.
• SME in Windows Server OS, Hyper-V and Failover Clustering.
• Hands-on with HPE Synergy and hyper-converged hardware; Cisco UCS/Dell VxRail/Nutanix a plus.
• Strong PowerShell and Python scripting; Perl/VBScript a plus.
• Proven BCP/DR failover experience.
• Experience with patching/deployment tools (Altiris or BMC).
• Familiarity with monitoring tools such as OMI or Tivoli.
• Excellent problem solving and customer-facing communication.
• Willing to work rotating shifts across Europe hours and participate in on-call.

Responsibilities

• Manage Windows Server environments (2012/2016/2019/2022) as SME.
• Administer Hyper-V virtualization and Microsoft Failover Clustering; VMware where required.
• Provide hands-on support for data centre hardware (HPE Synergy, SimpliVity, Alletra, DL/BL).
• Diagnose performance issues across network, storage and apps.
• Deploy servers, patching and vulnerability remediation from Tenable/Nessus.
• Manage Active Directory including access and permissions.
• Automate tasks with PowerShell and Python.
• Plan and execute BCP/DR exercises and failovers.
• Contribute to infrastructure projects and deployments.
• Deliver ITIL-aligned production support (incidents, problems, changes).

Skills

Windows Server

Hyper-V

Failover Clustering

PowerShell

Python

BCP/DR testing

On-call support

Education

Bachelor’s degree in Engineering/Computer Science

Tools

Altiris

BMC

HP OMI

Tivoli

Cisco UCS

Dell VxRail

Nutanix

HPE Synergy

VMware vSphere

Job description

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‑knitted 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.