Network Engineer – Enterprise & Hybrid Cloud Networking

Key Responsibilities

• Design, implement, and support enterprise LAN/WAN, campus networks, data centre networks, wireless infrastructure, Internet edge, and DMZ architecture.

• Develop network architecture and hybrid cloud connectivity solutions integrating on-premises infrastructure with GCC/GCC+ and Microsoft Azure.

• Design and manage ExpressRoute, Site-to-Site VPN, MPLS, SD-WAN, and other hybrid connectivity solutions.

• Implement and maintain network segmentation, high availability, disaster recovery, load balancing, reverse proxies, and network security controls.

• Configure and troubleshoot routing and switching protocols, including BGP, OSPF, VLAN, VXLAN, VRRP/HSRP, QoS, IPv4/IPv6, and NAT.

• Support Azure networking services, including Azure Firewall, Application Gateway, WAF, NSG, Front Door, Virtual WAN, DNS, and hybrid name resolution.

• Conduct network design reviews, architecture governance, technical assurance, and performance monitoring across multiple projects.

• Support network infrastructure procurement, technical evaluation, and vendor and service-provider coordination.

• Ensure compliance with applicable cybersecurity requirements, ICT policies, and cloud governance standards.

Requirements

• Minimum 8–10 years of experience in enterprise network engineering, including at least 5 years in network architecture, solution design, or technical consultancy.

• Strong hands-on experience with large-scale on-premises enterprise networks, data centres, routing, switching, and wireless infrastructure.

• Proven experience designing and supporting hybrid cloud networking with Microsoft Azure and GCC/GCC+ environments.

• Strong knowledge of enterprise routing, switching, network security, segmentation, high availability, and disaster recovery.

• Experience with ExpressRoute, VPN Gateway, MPLS, SD-WAN, or equivalent hybrid connectivity technologies.

• Familiarity with IP Address Management (IPAM), network monitoring, performance management, and network troubleshooting.

• Experience working with Singapore Government agencies or Statutory Boards is highly desirable.

• Knowledge of Singapore Government ICT policies, cybersecurity requirements, cloud governance, and network infrastructure procurement is an advantage.

• Strong technical documentation, stakeholder management, and communication skills.