Network Administrator

The Dah Sing Group is a leading financial services group in Hong Kong offering banking, insurance, financial and other related services through its growing network of over 70 branches in Hong Kong, Macau and Mainland China.

Our currency is caring, teamwork and progressiveness. We accept that everyone is unique and different in talent, but alike in the capacity for growth. Our task is to shape a culture that creates a sense of pride in achieving something beyond just a job, and an environment where you can be your true and authentic self, like at home.

Main Responsibilities

Network Operations & Support​

• Maintain and support the bank’s LAN/WAN infrastructure across Hong Kong offices and branches, as well as branches in Mainland China. ​
• Monitor network performance and availability, ensuring minimal downtime and optimal service levels. ​
• Provide hands-on support for routing, switching, and wireless network issues. ​

Installation & Configuration​

• Install, configure, and troubleshoot network devices including routers, switches, firewalls, and wireless access points. ​
• Assist in network setup for new branches or office relocations, including cross-border coordination. ​

Cross-Border Connectivity​

• Manage and monitor connectivity between Hong Kong and Mainland China branches, ensuring secure and stable communication. ​
• Coordinate with telecom providers and vendors for cross-border network services.

​System Monitoring and Capacity Planning​

• Configure and support SNMP messaging for system monitoring integration. ​
• Monitor system performance and resource usage to support proactive planning.​

Patch and Upgrade

• Perform regular patching to network devices to address end-of-support and security vulnerabilities. ​
• Upgrade legacy End-of-Support (EOS) network devices to ensure continued vendor support and system reliability. ​

Security & Compliance

• Maintain documentation for audits and compliance reviews
• Ensure all voice and IoT systems comply with internal security policies and regulatory standards. ​
• Generate regular reports on network health, usage, and performance metrics. ​
• Support and ensure network security policies are enforced​

Incident & Problem Management

• Act as first-line response for voice and IoT-related incident resolution efforts, perform root cause analysis, and implement preventive and corrective actions.​

Project & Vendor Coordination

• Coordinate in infrastructure projects involving network deployments or upgrades. ​
• Liaise with vendors for procurement, installation, support of relevant hardware and software.

Requirements

• Bachelor’s degree or above in Computer Science, Information Technology, or a related field.
• Minimum of 5–8 years of experience in network administration.
• Strong understanding of Cisco network devices, including routers, switches, firewalls, and wireless controllers.
• Good knowledge of Layer 3 routing protocols such as:
  • EIGRP (Enhanced Interior Gateway Routing Protocol)
  • OSPF (Open Shortest Path First)
  • BGP (Border Gateway Protocol)
• Experience in setting up high availability and redundancy using:
  • HSRP (Hot Standby Router Protocol)
• Experience in configuring Layer 2 technologies including VLANs, various STP (Spanning Tree Protocol), EtherChannel, trunking, and port security.
• Strong problem-solving and analytical skills.
• Excellent communication and documentation abilities.
• Ability to work independently and collaboratively in a team environment.
• Prior experience working in the banking industry is preferred.
• Knowledge of Huawei / H3C switches is an advantage.

Please note that only shortlisted candidates will be notified.