Senior Network Architect – Fortinet & Cloud Networking

A. R. Medicom Inc. (Asia) Limited; Hong Kong; On-site; HKD 480,000 - 720,000; Full time

Benefits offered by this job

Training & development

Attractive package

Bonus program

5-day work week

Friendly environment

Job summary

A. R. Medicom Inc. (Asia) Limited in Hong Kong is seeking an experienced Senior Network Engineer to monitor, secure, and optimize our multi-site network infrastructure.

You will manage firewalls, routers, switches, Wi‑Fi, and VPNs, ensuring high availability and performance. The role requires deep Fortinet expertise, Azure networking, identity integration, and strong incident response. You will lead network workstreams, maintain runbooks, and coordinate with IT teams, vendors, and business

Qualifications

• Operations & Change Management: 7+ years overseeing multi-site network lifecycles and change control.
• Fortinet Fabric & Core Security: expertise in firewall policies, SD-WAN, VPNs, HA.
• Network Infrastructure & Wi‑Fi: Layer 2/3 routing, switching, VLANs, enterprise wireless.
• Hybrid Cloud & Identity: Azure VNets/NSGs and identity integration with MFA.

Responsibilities

• Monitor network availability, performance, capacity, and security; respond to incidents and restore services within priorities.
• Administer and maintain firewalls, routers, switches, wireless infra, internet, LAN/WAN, and network segmentation.
• Deploy, configure, test, upgrade, and document network devices and services per security/change standards.
• Troubleshoot complex network issues with service desk, regional IT teams, vendors; identify root causes and fix.
• Maintain secure configurations, firewall policies, segmentation, remote access, backups, and recovery procedures.
• Perform reviews of health, resilience, capacity, security controls; document findings and track actions.
• Test high-availability and DR capabilities; address single points of failure; support business continuity.
• Lead network workstreams; plan, manage risk, implement, test, communicate with stakeholders, transition to operations.
• Maintain network diagrams, addressing plans, configuration standards, asset records, runbooks, change records.
• Communicate service impacts and project status to technical and business stakeholders; participate in after-hours maintenance.

Skills

Network engineering

Incident response

Documentation

Stakeholder communication

Tools

Fortinet FortiGate

FortiManager

FortiAnalyzer

FortiSwitch

FortiAP

Azure networking

Entra ID / AD / MFA

Job description

A. R. Medicom Inc. (Asia) Limited in Hong Kong is seeking an experienced Senior Network Engineer to monitor, secure, and optimize our multi-site network infrastructure.

You will manage firewalls, routers, switches, Wi‑Fi, and VPNs, ensuring high availability and performance. The role requires deep Fortinet expertise, Azure networking, identity integration, and strong incident response. You will lead network workstreams, maintain runbooks, and coordinate with IT teams, vendors, and business