Senior IT Infrastructure Engineer – Windows Server & AD

INNOVATIQ TECHNOLOGIES PTE. LTD.; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

INNOVATIQ TECHNOLOGIES PTE. LTD. is seeking an IT Engineer to administer and support Windows server infrastructure, ensuring stability, security, and high availability of enterprise systems across the organisation.

You will manage Active Directory, DNS, and Group Policy, perform patching and hardening, handle incident response, and develop PowerShell automation to improve efficiency and reliability.

Qualifications

• Experience administering Windows Server 2016/2019/2022 environments.
• Experience managing Active Directory, DNS, Group Policy, DHCP, and Certificate Authority services.
• Good understanding of domain services, authentication, access control, and name resolution.
• Experience with server build, configuration, patching, backup, monitoring, and troubleshooting.
• Ability to provide L2/L3 infrastructure support and resolve escalated technical issues.

Responsibilities

• Administer Windows Server environments and core infrastructure.
• Manage Active Directory, DNS, and Group Policy configurations.
• Apply patches, perform hardening, and ensure security/compliance.
• Provide L2/L3 incident support and root-cause analysis.
• Develop PowerShell scripts to automate admin tasks.

Skills

Windows Server Admin

Active Directory

DNS

Group Policy

PowerShell

IT Service Management

Troubleshooting

Documentation

Security best practices

Tools

PowerShell

Job description

INNOVATIQ TECHNOLOGIES PTE. LTD. is seeking an IT Engineer to administer and support Windows server infrastructure, ensuring stability, security, and high availability of enterprise systems across the organisation.

You will manage Active Directory, DNS, and Group Policy, perform patching and hardening, handle incident response, and develop PowerShell automation to improve efficiency and reliability.