Senior Network Engineer

nahc.io; Hong Kong; On-site; HKD 700,000 - 1,300,000; Full time

Job summary

A network solutions company based in Hong Kong is seeking a skilled professional to design, implement, and support secure and scalable enterprise network solutions. The role focuses on cloud and on-premise environments, requiring in-depth knowledge of SD-WAN and a strong background in networking platforms. The ideal candidate will have 5+ years in large enterprise settings, cloud networking experience, and a relevant degree. Proficiency in English and Cantonese is required, alongside strong communication skills. This role promises a dynamic work environment.

Qualifications

• 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.

Responsibilities

• 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 and private wireless.
• Collaborate with design and implementation teams.
• Develop and maintain technical documentation and testing plans.
• Provide training and knowledge transfer to support teams.
• Support automation initiatives in network deployments.
• Review and validate WAN and SD-WAN software releases.

Skills

Enterprise networking platforms (Cisco, Arista, VMware, Meraki)

SD-WAN design and configuration

Cloud networking (AWS, Azure, GCP)

Networking fundamentals (ARP, DHCP, DNS, IPv6)

Troubleshooting

Documentation skills

Communication skills

Analytical mindset

Strong presentation skills

Education

Bachelor's degree in Computer Science, Engineering, or equivalent

Tools

SD-WAN technologies

Cloud platforms (AWS, Azure)

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.