Summary
Overview
Work History
Education
Skills
Certification
Timeline
Project
Generic
LEONARD SIAU MING CHEN

LEONARD SIAU MING CHEN

Singapore

Summary

Experienced IT professional with 10 years of diverse technical experience, currently excelling as a Desktop Engineer and expanding into infrastructure support. Specializes in field installations (CCTV, alarm systems, door access), software support for Sage UBS and POS systems, and enterprise desktop support. Proficient in user and device management using Active Directory, Google Admin Console, and Apple Configurator 2. Skilled in OS imaging, deployment, and managing 500+ end-user devices across Windows, macOS, iOS, and ChromeOS. Holds certifications in CompTIA A+ and Fortinet Certified Associate in Cybersecurity, along with two Diplomas in Information Technology. Seeking to transition to an Infrastructure Engineer role in a dynamic enterprise environment to broaden infrastructure responsibilities.

Overview

13
13
years of professional experience
1
1
Certification

Work History

Desktop Support Engineer

NCS Pte Ltd
08.2015 - Current
  • Provide daily IT support for 500+ users across Windows, macOS, ChromeOS, and iOS environments
  • Troubleshoot desktop, network, and application issues both onsite and remotely
  • Perform OS imaging and reimaging using deployment tools for new and reissued devices
  • Configure hardware, devices, and software to set up workstations for employees.
  • Install and upgrade hardware and software; coordinate with users to ensure successful setup and satisfaction
  • Deliver comprehensive technical support, resolving issues related to systems, peripherals, and applications
  • Optimize PC performance through regular updates, patches, and system upgrades.
  • Coordinate with vendors on warranty claims for faulty equipment, reducing repair and replacement costs
  • Maintain IT asset inventory and ensure compliance with internal policies
  • Document technical procedures to support quicker resolution of recurring issues
  • Maintain records of installed desktop hardware and software components for inventory accuracy

Support Technician – Sage UBS & POS Systems

BS Solution Sdn. Bhd.
11.2014 - 05.2015
  • Provided technical support for Sage UBS software, including Accounting, Inventory, Payroll, and Billing, across various SME clients.
  • Installed, configured, troubleshot and resolved POS systems and back-end accounting software in client environments.
  • Assisted clients with data entry, report generation, and daily closing processes, ensuring accuracy and compliance.
  • Delivered remote and onsite support, resolving software issues and user errors promptly
  • Provided user training and basic documentation to enhance customer self-sufficiency
  • Coordinated with developers and vendors to resolve bugs and implement system updates

Field Technician — Security & Automation Systems

Driver Tech Sales and Services
12.2012 - 06.2013
  • Installed and configured security systems—including CCTV cameras, home alarm systems, autogate mechanisms, and door access control units—at residential and commercial sites
  • Conducted onsite assessments to determine optimal equipment placement, ensuring alignment with safety standards and client requirements
  • Performed system testing, troubleshooting, and routine maintenance to ensure reliable operation and maximize customer satisfaction
  • Provided clients with training on system usage, maintenance, and basic troubleshooting procedures
  • Supported team members in addressing challenging technical issues, sharing expertise and knowledge when needed.

Education

Diploma - Infocomm Technology (E-Learning)

PSB Academy
04.2025

Level 2 IVQ Diploma - IT Systems Support (Vocational)

City & Guilds (via NSIT Academy Sdn. Bhd.)
10.2014

Skills

  • Active Directory & Google Admin Console
  • End-User Support (Windows/macOS/iOS/ChromeOS)
  • Desktop Troubleshooting & Remote Support
  • Networking (LAN/WAN, IP config, DNS/DHCP)
  • Documentation & Technical SOP Writing
  • OS Imaging & Deployment (Windows/macOS)
  • IT Asset Management (500 devices)
  • User Onboarding & Offboarding
  • IT Security Awareness & Basic Controls
  • Collaboration with Vendors & Internal Teams
  • Ticketing system proficiency
  • Hardware troubleshooting

Certification

  • CompTIA A+ Certified – 2022
  • Fortinet Certified Associate in Cybersecurity – 2025
  • Cisco CCNA (Expired) – Originally certified in 2015

Timeline

Desktop Support Engineer

NCS Pte Ltd
08.2015 - Current

Support Technician – Sage UBS & POS Systems

BS Solution Sdn. Bhd.
11.2014 - 05.2015

Field Technician — Security & Automation Systems

Driver Tech Sales and Services
12.2012 - 06.2013

Level 2 IVQ Diploma - IT Systems Support (Vocational)

City & Guilds (via NSIT Academy Sdn. Bhd.)

Diploma - Infocomm Technology (E-Learning)

PSB Academy

Project

Home Lab – Virtualization, Mail Server, and Web Server Management

  • Set up a home lab environment using Proxmox for virtualization to host multiple services.
  • Installed and configured Mailcow as a mail server for custom domain email hosting.
  • Created a personal website (currently under maintenance) as part of the lab setup.
  • Configured reverse proxy to manage access and routing for both web server and mail server.
  • Managed DNS settings, firewall rules, and obtained SSL certificates via Let’s Encrypt to ensure secure and reliable access.

Similar Profiles

CREATE PROFILE
LEONARD SIAU MING CHEN