Senior IT Infrastructure Systems Engineer

KERRY CONSULTING PTE. LTD.; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

KERRY CONSULTING PTE. LTD. is seeking a hands-on IT Infrastructure Systems Engineer to join its global infrastructure team in Singapore.

The role requires 10+ years of L3 experience across Microsoft 365, Windows Server, VMware, Intune, and Azure, with the ability to support a global environment and drive automation and continuous improvement. You will engage with global IT teams, drive architecture and solution design, address upgrades and migrations, and contribute to security, disaster

Qualifications

• 10+ years hands-on L3 infrastructure experience.
• Bachelor’s degree in CS/IT or related field.
• Strong expertise across Microsoft 365, Exchange, AD, VMware, Intune and Azure.

Responsibilities

• Manage and optimize core infrastructure across M365, Exchange, Windows Server, AD, VMware, Intune, and Azure.
• Provide L3 troubleshooting and root-cause analysis for complex issues.
• Contribute to architecture, upgrades, migrations, new deployments and cloud initiatives.
• Drive standardization, automation, performance, and resilience with patching, monitoring, security, and change management.
• Collaborate with global IT teams, stakeholders, and vendors and support DR/BC and audits.

Skills

L3 experience

Microsoft 365

Exchange Online

Windows Server

Active Directory

VMware

Intune

Azure

Automation scripting

Communication skills

Education

Bachelor's Degree in CS/IT

Tools

Azure AD Connect

Job description

Introduction

Our client is a leading global organization seeking a hands-on IT Infrastructure Systems Engineer to join its global infrastructure team in Singapore. This role suits someone with strong L3 experience and broad technical depth across Microsoft 365, Windows Server, VMware, Intune, and Azure. You will independently support a global environment, solve complex infrastructure challenges, and contribute to solutioning, automation, and continuous improvement in a fast-paced environment.

Responsibilities

As a senior member of the infrastructure team, you will manage and optimize core infrastructure spanning Microsoft 365 / Exchange, Windows Server, Active Directory, VMware, Intune, Microsoft Azure, storage, and backup platforms, while providing L3 troubleshooting and root cause analysis for complex issues.

Beyond day-to-day operations, you will contribute to infrastructure architecture and solution design, including upgrades, migrations, new deployments, and cloud initiatives. You will identify opportunities to improve standardization, automation, performance, and operational resilience, while ensuring appropriate patching, monitoring, security, documentation, and change management practices.

You will also engage independently with global IT teams, business stakeholders, project teams, and vendors across different locations. You will provide technical recommendations, communicate risks and improvement opportunities, and contribute to disaster recovery, business continuity, security, compliance, and audit activities.

Requirements

• At least 10 years of hands-on L3 systems/infrastructure engineering experience, with the technical depth to independently troubleshoot complex enterprise infrastructure issues.
• Bachelor’s Degree in Computer Science, Information Technology, or a related discipline.
• Relevant Microsoft certifications would be advantageous.
• Strong hands-on expertise across Microsoft 365 / Exchange Online and on-premises Exchange, Windows Server, Active Directory, VMware, and Intune.
• Practical experience managing and optimizing Microsoft Azure environments, including Azure identity and access, Conditional Access, Microsoft Entra ID, and hybrid identity / AD Connect.
• Experience with backup and recovery solutions, together with a strong understanding of infrastructure resilience and disaster recovery.
• Good breadth across infrastructure architecture, systems design, security, monitoring, patching, vulnerability management, and root cause analysis.
• Keen interest in using scripting and automation to streamline operations and automate repetitive tasks.
• Strong communication and stakeholder management skills, with the ability to work effectively in adynamic international environment.