IT Specialist

LITE-ON SINGAPORE PTE. LTD.

Singapore

On-site

SGD 70,000 - 100,000

Full time

14 days+

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Job summary

Lite-On Singapore Pte. Ltd. is seeking an experienced IT Executive/Senior to manage IT infrastructure, security, and end-user computing across the organisation. You will support HQ and regional stakeholders, drive technology initiatives, and ensure reliable, secure IT services.

The role covers Windows Server, AD, security hardening, Microsoft 365, SharePoint Online, Power Automate, and collaboration with vendors. Strong problem-solving and independent work style are essential.

Qualifications

Minimum Diploma in Information Technology, Computer Science, Network Engineering, or a related discipline.
Minimum 2 years of hands-on experience in IT infrastructure, network administration, and end-user support within a corporate or manufacturing environment.
Experience in Windows Server administration and enterprise network environments.
Experience supporting Microsoft 365, SharePoint Online, and business process automation solutions.
Experience managing firewalls, security controls, and vulnerability remediation activities.
Experience working with vendors, contractors, and project stakeholders.

Responsibilities

Administer and maintain Windows Server environments including AD, DNS, DHCP, Group Policy.
Manage server operations, backup, recovery, patching, and health monitoring.
Perform vulnerability assessments, security remediation and system hardening.
Configure and maintain firewalls, switches, VLANs, ACLs, and network security controls.
Provide Level 2/3 technical support for infrastructure, systems, hardware, and software issues.
Administer Microsoft 365 services (Exchange Online, SharePoint Online, Teams, OneDrive) and Power Automate workflows.
Coordinate with vendors and service providers to ensure project delivery and documentation.

Skills

Windows Server

Active Directory

SCCM/Intune

Network Admin

Cybersecurity

Backup/DR

Microsoft 365

SharePoint Online

Power Automate

Education

Diploma in IT / CS / Network Eng

Tools

SCCM / Intune / MECM

Power Automate

SharePoint Online

Microsoft 365

Job description

Job Summary

We are seeking an experienced and proactive IT Executive/Senior to manage and support the organisation's IT infrastructure, network security, end-user computing services, and digital workplace solutions. The successful candidate will be responsible for ensuring the reliability, security, and performance of IT systems while supporting business operations and driving technology initiatives. This role requires strong technical expertise, excellent problem-solving skills, and the ability to work independently while collaborating with Headquarters (HQ) and regional stakeholders.

Key Responsibilities

Infrastructure & System Administration

Administer and maintain Windows Server environments, including Active Directory, DNS, DHCP, Group Policy, and related services.
Manage server operations, backup and recovery processes, patch management, and system health monitoring.
Perform vulnerability assessments, security remediation, and system hardening activities.
Manage BitLocker recovery processes and data protection measures.
Support server room infrastructure, rack equipment, and asset lifecycle management.
Ensure compliance with corporate IT standards, policies, and security requirements.

Network & Security Management

Configure and maintain firewalls, switches, VLANs, ACLs, and network security controls.
Monitor network performance and troubleshoot infrastructure-related issues.
Conduct security assessments and implement corrective actions.
Assist in cybersecurity incident response, investigation, and remediation activities.
Support endpoint protection, Network Access Control (NAC), and cybersecurity initiatives.
Work with regional IT teams to strengthen infrastructure security and compliance posture.

IT Operations & End-User Support

Provide Level 2/3 technical support for infrastructure, systems, hardware, and software issues.
Manage incident, problem, and service request resolution.
Support software deployment, endpoint management, and patch compliance activities.
Manage user accounts, access permissions, and IT administration tasks.
Ensure high availability and reliability of IT services.

Microsoft 365 & Digital Workplace

Administer Microsoft 365 services, including Exchange Online, SharePoint Online, Teams, and OneDrive.
Develop and maintain Power Automate workflows to improve operationalefficiency.
Manage SharePoint Online sites, permissions, and document management processes.
Support digital transformation and process automation initiatives.

Project & Vendor Management

Participate in IT infrastructure, cybersecurity, and business application projects.
Evaluate technical requirements and recommend suitable solutions.
Coordinate with vendors, system integrators, and service providers to ensure successful project delivery.
Prepare technical documentation, SOPs, system diagrams, and project reports.
Support regional and global IT initiatives where required.
Manage IT asset lifecycle, including procurement, deployment, maintenance, and disposal.

Compliance & Audit

Support IT audits, security reviews, and compliance assessments.
Ensure adherence to information security policies and corporate governance requirements.
Maintain accurate documentation of IT systems, processes, and controls.

Requirements

Minimum Diploma in Information Technology, Computer Science, Network Engineering, or a related discipline.
Minimum 2 years of hands-on experience in IT infrastructure, network administration, and end-user support within a corporate or manufacturing environment.
Experience in Windows Server administration and enterprise network environments.
Experience supporting Microsoft 365, SharePoint Online, and business process automation solutions.
Experience managing firewalls, security controls, and vulnerability remediation activities.
Experience working with vendors, contractors, and project stakeholders.

Technical Skills