M365/On Prem Enterprise Engineer

AMBITION GROUP SINGAPORE PTE. LTD.; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

AMBITION GROUP SINGAPORE PTE. LTD. is seeking a hands-on Enterprise Engineer to support its financial market infrastructure in Singapore.

You will design, implement, and manage on‑premises and cloud-enabled infrastructure across Windows Server, VMware, Azure, and Microsoft 365, while driving automation and security. In this senior role, you will troubleshoot complex incidents, mentor junior engineers, and contribute to infrastructure strategy and governance, ensuring high availability and

Tools

Windows Server

Active Directory

DNS

DHCP

Group Policy

Exchange Server

SQL Server

VMware vSphere

Horizon VDI

Azure Virtual Desktop

Azure Cloud

PowerShell

Graph API

Terraform

Azure DevOps

Job description

Our client, is looking for a hands‑onEnterprise Engineerto support its financial market infrastructure environment in Singapore. This is an excellent opportunity to work in a highly available enterprise environment, supporting and managing on prem, modern Microsoft technologies, virtualisation, cloud platforms, automation, and security.

Key Responsibilities

• Design, implement, and support enterprise infrastructure acrossWindows Server, VMware, Azure, and Microsoft 365environments.
• Administer and troubleshoot core technologies including Active Directory, DNS, DHCP, Group Policy, Exchange, SQL Server, and file services.
• Manage virtualization platforms such asVMware vSphere, Horizon VDI, and Azure Virtual Desktop.
• Lead the resolution of complex infrastructure incidents and act as a senior technical escalation point.
• Develop automation solutions using PowerShell, Graph API, Terraform, Azure DevOps, and related tools.
• Maintain security controls, certificate management, backup and disaster recovery processes.
• Ensure compliance with regulatory and governance requirements.
• Mentor junior engineers and contribute to infrastructure strategy, innovation, and continuous improvement initiatives.

Requirements

• At least 5 years of hands‑on enterprise infrastructure experience, preferably within a regulated industry such as financial services.
• Strong experience supporting and administeringon‑premises infrastructure environments, including Windows Server, Active Directory, DNS, DHCP, Group Policy, Exchange Server, SQL Server, file services, and VMware.
• Experience with Azure cloud services and VMware virtualization platforms.
• Knowledge of Exchange hybrid environments, SQL Server administration, and backup/recovery solutions.
• Hands‑on scripting and automation experience using PowerShell.
• Experience with Infrastructure as Code (Terraform) and Azure DevOps is advantageous.
• Strong troubleshooting, problem‑solving, and communication skills.
• Experience working in global support environments