Senior IT Infrastructure & Security Engineer

LITE-ON SINGAPORE PTE. LTD.; Singapore; On-site; SGD 60,000 - 90,000; Full time

Job summary

Lite-On Singapore Pte. Ltd. is seeking an experienced IT Executive/Senior to manage and support the organisation's IT infrastructure, network security, end-user computing services, and digital workplace solutions.

You will ensure reliability and security of IT systems while supporting business operations and driving technology initiatives. This role requires strong technical expertise and the ability to work with HQ and regional stakeholders.

Qualifications

• Diploma in IT/CS/Network Engineering or equivalent.
• At least 2 years hands-on IT infra experience in corporate/manufacturing.
• Experience with Windows Server admin, MS 365 and enterprise networks.
• Experience with firewall/security controls and vulnerability remediation.

Responsibilities

• Administer Windows Server, AD, DNS, DHCP, and Group Policy.
• Manage server backups, patching, and health monitoring.
• Perform vulnerability assessments and security hardening.
• Support MS 365, SharePoint Online, Power Automate workflows.
• Coordinate with regional IT teams and vendors.

Skills

Windows Server

Active Directory

DNS

DHCP

Group Policy

SCCM

Intune

Power Automate

SharePoint Online

Exchange Online

Education

Diploma in IT / CS / Networking

Tools

SCCM

Intune

Power Automate

SharePoint Online

Exchange Online

Microsoft 365

Job description

Lite-On Singapore Pte. Ltd. is seeking an experienced IT Executive/Senior to manage and support the organisation's IT infrastructure, network security, end-user computing services, and digital workplace solutions.

You will ensure reliability and security of IT systems while supporting business operations and driving technology initiatives. This role requires strong technical expertise and the ability to work with HQ and regional stakeholders.