IT Network Engineer

IT Network Engineer

The Network Engineer will design, implement, operate, and support the organization’s network infrastructure across on-premises, branch, data showrooms, and cloud environments. The role focuses on delivering secure, resilient, and high-performing connectivity to support business applications, unified communications, cloud services, and day-to-day IT operations.

• Provide first-level network support including incident diagnosis, escalation, and resolution.

• Plan, coordinate, and implement network projects to meet agreed scope, timelines, security standards, and service requirements.

• Manage network infrastructure projects involving multiple sites across Singapore

• Administer and support LAN, WAN, WLAN, VPN, firewalls, routers, switches, load balancers, and internet connectivity.

• Recommend network technologies, services, standards, and improvements that support business, security, availability, and performance requirements.

• Design, configure, administer, and troubleshoot network and security infrastructure, including routing, switching, wireless, DNS, DHCP, VPN, and firewall services.

• Coordinate with project/application teams, service providers, vendors, and business stakeholders on network changes, incidents, and implementations.

• Ensure timely delivery, testing, handover, documentation, and closure of network projects and changes.

• Support network upgrades, site rollouts, office relocations, capacity expansion, technology refreshes, and new infrastructure implementations.

• Provide technical consultation and troubleshooting for network-related issues across the Company.

• Manage network configuration changes, firmware upgrades, configuration backups, and recovery procedures.

• Support user connectivity, network access, wireless access, IP telephony, and secure remote access where required.

• Perform daily administration and operational support for network, security, internet, and Voice over IP services.

• Develop and maintain network diagrams, configurations, standards, operating procedures, and disaster recovery documentation.

• Monitor network availability, utilisation, latency, packet loss, and security events, and take proactive action to maintain service stability.

• Implement and configure network solutions involving LAN, WAN, WLAN, VLAN, VPN, network access control, and VoIP.

• Maintain accurate network asset records, IP address assignments, port mappings, circuit details, and technical documentation.

• Liaise with internet service providers on renewals and new internet subscriptions, including site surveys, quotations, circuit provisioning, installation coordination, testing, and service activation.

• Provide network availability and performance reporting, configuration backup and recovery, security hardening, firmware management, device onboarding and decommissioning, and related support services.

• Administer firewall policies, secure remote access, network segmentation, access control, and network security monitoring in accordance with company standards.

• Work with users and business teams to understand connectivity requirements and develop network design, implementation, migration, and cutover plans.

• Perform network capacity and performance management by analysing monitoring data, trends, and service-provider statistics to maintain availability and support future growth.

Requirements

• Degree or diploma in Computer Science, Information Technology, Network Engineering, or an equivalent discipline, with at least 3–5 years of relevant experience in supporting enterprise network infrastructure and operations.

• Strong knowledge of TCP/IP, IPv4/IPv6, routing protocols, switching, VLAN, WLAN, VPN, DNS, DHCP, NAT, QoS, network security, and troubleshooting methodologies.

• Experience with Cisco Catalyst or Meraki solutions will be an advantage.

• Relevant professional certifications such as CCNA, CCNP or ITIL are advantageous.

• Experience with enterprise network monitoring, configuration management, packet analysis, and troubleshooting tools.

• Knowledge of cloud networking in Microsoft Azure, AWS, or equivalent platforms, including virtual networks, routing, VPN, private connectivity, and network security controls.

• Good working knowledge of IT governance, cybersecurity, change management, incident management, and disaster recovery, with the ability to collaborate across functional teams.

• Excellent written, verbal, interpersonal, documentation, and vendor-management skills.

• Positive attitude, strong customer-service orientation, analytical problem-solving ability, and willingness to participate in after-hours support or maintenance when required.