Senior Network Engineer

Job description

This role is responsible for designing, implementing, and supporting scalable, secure, and modern enterprise network solutions across cloud and on-premise environments, with a strong focus on software-defined and programmable networking. ### What You Will Do - Design, build, and support global cloud and on-premise data center networks. - Implement Internet, MPLS, SD-WAN, and cloud connectivity solutions. - Engineer next-generation networking solutions including cloud networking, data center architectures, and private wireless (4G/5G). - Collaborate with architecture, deployment, operations, automation, and security teams on network design and implementation. - Develop and maintain technical documentation, templates, use cases, and acceptance testing plans. - Provide training and knowledge transfer to regional support teams. - Support automation initiatives by contributing to scripted and programmable network deployments. - Review and validate WAN and SD-WAN software releases, upgrades, and code testing activities. ### What You Will Need - Strong expertise in enterprise networking platforms (Cisco, Arista, VMware, Meraki, private wireless solutions). - Hands-on experience with SD-WAN design, configuration, load balancing, and cost optimization. - Cloud networking experience across AWS, Azure, or GCP. - Deep knowledge of networking fundamentals (ARP, DHCP, DNS, IPv6) and routing protocols (BGP, OSPF,EIGRP). - Experience designing and managing highly available production networks. - Strong documentation, communication, and presentation skills. - Analytical mindset with excellent troubleshooting and problem-solving abilities. - Bachelor's degree in Computer Science, Engineering, or equivalent experience. - 5+ years of experience in large enterprise networking environments. - 3+ years of hands-on SD-WAN experience. - 2+ years of cloud networking experience. - Professional certifications (CCNP/CCIE or equivalent) preferred. - Cloud networking certifications (AWS/Azure) preferred. - Experience with wireless LAN and 4G/5G networks is an advantage. - Proficiency in English and Cantonese; willingness to travel occasionally.