IT Network & Security Administrator

Job Title: IT Network & Security Administrator

Location: Changi Business Park, Singapore | On-site

Employment Type: 12-Month Renewable Contract

We are looking for a hands-on IT Network & Security Administrator to manage and support network infrastructure and security operations across HQ and retail store environments.

The ideal candidate should have strong hands-on experience in L3 network troubleshooting, routing, switching, firewall administration, VPN, VLAN, core/distribution/access switch architecture , and multi-site network support. This role requires someone who can independently troubleshoot network issues, support infrastructure rollout, manage vendors, and ensure reliable connectivity across business and retail operations.

Key Responsibilities

Network Infrastructure & Operations

Manage, maintain and troubleshoot LAN, WAN, VPN, firewall and network infrastructur...