About Us
At Logicalis Asia Pacific, this is where you belong, grow, and thrive — at one of APAC's leading AI-driven technology integrators.
As the Architects of Change™, we combine global expertise with local insight to help organisations accelerate their journey toward becoming AI-ready enterprises. With 7,000+ professionals across 30 territories and more than 10,000 clients worldwide, we deliver lifecycle services across cloud, connectivity, collaboration, cybersecurity, and managed services — providing real-time visibility and intelligence across our clients' digital ecosystems.
You'll belong as part of a collaborative regional team embedded within a global organisation. You'll grow through hands-on experience with the world's leading technology partners, supported by investment in certifications, consulting capability, and cross-border opportunity. And you'll thrive in a culture built on inclusion, trust, and continuous improvement.
Logicalis is proud to be a Great Place to Work® Certified™ organisation across multiple APAC markets — because the commitment we bring to our clients belongs equally to our people.
Join us and help shape the future of technology across APAC.
The L3 Network Engineer is responsible for providing advanced technical support, troubleshooting, implementation, and management of enterprise network infrastructure across multiple technologies and vendors. The role will serve as the Level 3 technical escalation point for complex network incidents and will work closely with L1/L2 engineers, infrastructure teams, cybersecurity teams, vendors, and business stakeholders to maintain a stable, secure, and highly available network environment.
Key Responsibilities
L3 Network Support & Troubleshooting
Provide L3 technical support for complex network incidents escalated from L1/L2 teams.
Troubleshoot complex issues across LAN, WAN, Internet, WLAN, VPN, routing, switching, and firewall environments.
Perform detailed network analysis using logs, packet captures, routing tables and network monitoring tools.
Lead troubleshooting for major incidents and provide technical support during critical outages.
Perform root cause analysis (RCA) and identify permanent corrective actions.
Provide technical guidance and mentoring to L1/L2 network engineers.
Network Infrastructure Management
Provide hands-on support and administration across a multi-vendor network environment, including:
Cisco – Routers, switches, Catalyst, Nexus and related networking technologies.
Fortinet – FortiGate firewalls, VPN, security policies and FortiManager/FortiAnalyzer where applicable.
Palo Alto – Next-generation firewalls, security policies, VPN and related security technologies.
Juniper – Routers, switches and enterprise networking platforms.
UniFi – Wireless and LAN infrastructure.
Cisco Meraki – Switches, wireless access points, security appliances and cloud-managed networking.
Routing & Switching
Configure and troubleshoot BGP, OSPF, VLAN, STP, VRF, trunking, LACP/EtherChannel and inter-VLAN routing.
Troubleshoot routing and connectivity issues across LAN, WAN and Internet environments.
Analyse routing paths and network traffic to identify performance and connectivity issues.
Support network redundancy, high availability and failover configurations.
Firewall & Network Security
Configure, troubleshoot and maintain Fortinet and Palo Alto firewalls.
Support firewall policies, NAT, VPN, routing and security profiles.
Troubleshoot application connectivity and firewall-related issues.
Work closely with cybersecurity teams on network security requirements.
Review and implement firewall changes in accordance with approved change-management processes.
Wireless & SD-WAN
Support enterprise wireless infrastructure across Cisco, Meraki, UniFi and other wireless platforms.
Troubleshoot wireless connectivity, authentication, coverage and performance issues.
Support SD-WAN and Internet connectivity where applicable.
Monitor network performance and proactively…