Windows Server Admin (L2) (JD#11431)

Sciente International Pte Ltd; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Sciente International Pte Ltd in Singapore is seeking a Windows Cloud Infrastructure Expert to oversee production operations, manage critical escalations, and safeguard stability across Windows, VMware, Hyper-V, AWS, GCP and HPE environments in a financial services setting.

You will drive technical improvements, lead infrastructure projects, mentor the team, and ensure SLA compliance while coordinating with global teams on rotations and on-call support.

Qualifications

• Bachelor's degree in IT, CS, Engineering or related field.
• 2–5 years in Windows Infrastructure Management.
• Hands-on Windows OS and Hyper-V experience.
• Experience with Active Directory and patch management.

Responsibilities

• Lead and manage Windows Operations activities and issue resolution.
• Provide technical guidance and coaching to improve team performance.
• Ensure Windows infra services' availability, reliability and SLA compliance.
• Drive automation and continuous service improvements.
• Lead incidents, perform root cause analysis and corrective actions.
• Review changes, assess risks, and ensure production readiness.

Skills

Windows Infra

Windows OS

Hyper-V

Failover Clustering

HPE hardware

Python

PowerShell

Active Directory

Patch management

Troubleshooting

VMware vSphere

Communication

Customer focus

Education

Bachelor's degree

Tools

VMware vCenter

HP OMI

Tivoli

Altiris

BMC

Job description

Job Summary

We are hiring a Windows Cloud Infrastructure Expert to oversee production operations, manage critical escalations, and ensure infrastructure stability across Windows, VMware, Hyper-V, AWS, GCP and HPE environments. The ideal candidate will drive technical improvements, infrastructure projects and operational best practices within a financial services environment.

Mandatory Skill-set

• Bachelor's degree in IT, Computer Science, Engineering or a related field;
• Must have 2 - 5 years of experience in Windows Infrastructure Management;
• Strong hands-on expertise in Windows OS, Hyper-V and Failover Clustering;
• Hands-on experience with HPE hardware (DL, Synergy, SimpliVity and Alletra series);
• Strong scripting and automation skills using Python and PowerShell, including workflow integration tools;
• Experience with Active Directory and Windows patch management tools;
• Ability to troubleshoot complex infrastructure issues across multiple technologies;
• Good knowledge of VMware (vSphere, vCenter, vROps and vRLI) is an added advantage;
• Strong communication, problem-solving and interpersonal skills;
• Customer-focused, proactive team player with the ability to work under pressure.

Desired Skill-set

• Scripting and automation using Python, PowerShell, Perl, or VBS, including workflow integration tools;
• Experience with monitoring and patching/deployment tools such as HP OMI, Tivoli, Altiris, or BMC.

Responsibilities

• Lead and manage technical activities, task delegation and issue resolution within the Windows Operations team;
• Provide technical guidance, coaching and knowledge sharing to improve team capabilities and performance;
• Manage and enhance Windows infrastructure services, ensuring system availability, reliability and SLA compliance;
• Drive automation, technology adoption and continuous service improvements to enhance operational efficiency;
• Lead complex incidents, troubleshoot technical issues, perform root cause analysis and implement corrective actions;
• Review technology changes, assess risks and ensure production readiness of new projects and solutions;
• Collaborate with technical teams, architects, service managers and project stakeholders on infrastructure projects and technology roadmaps;
• Act as the technical escalation point for clients, managing service quality, requests and operational risks;
• Ensure compliance with applicable regulatory, security and internal policies;
• Work on rotating shifts covering European business hours, with rotational on-call support during weekdays and weekends.

EA Licence No. 07C5639