VP/AVP, Network Security & Infrastructure

Huatai International Financial Holdings Company Limited; Hong Kong; On-site; HKD 450,000 - 600,000; Full time

Job summary

Huatai International Financial Holdings Company Limited in Hong Kong is looking for a network security professional to manage and enhance security technologies across their infrastructure. Responsibilities include deploying firewalls, optimizing network performance, and conducting regular security audits.

The ideal candidate will have a Bachelor’s degree in a related field, 3–5 years of experience in network security, and proficiency in relevant tools such as Palo Alto and Fortinet. Fluent communication in Cantonese, Mandarin, and English is required.

Qualifications

• Minimum of 3–5 years of relevant experience in network security operation.
• Proven experience in firewall, VPN and network administration.
• Experience troubleshooting transport protocols (TCP/UDP).
• Fluent in written and speaking Cantonese, Mandarin and English.

Responsibilities

• Deploy, maintain, and enhance security technologies.
• Monitor network performance and security, troubleshooting issues.
• Conduct regular reviews and audits of firewall rules.
• Implement and maintain VPN solutions for secure access.

Skills

Network security operation

Troubleshooting

Firewall management

VPN administration

CCNA

CISSP

Problem-solving

Communication

Education

Bachelor’s degree in Computer Science

Tools

Fortinet

Palo Alto

Cisco

SolarWinds

Wireshark

Job description

About Us

Huatai International Financial Holdings Company Limited (“Huatai International” or “the Company”), is the only overseas wholly-owned or controlled subsidiary of Huatai Securities. Huatai International is the Huatai Group’s international arm which plays as a crucial role in the group's internationalization strategy by:

• not only providing offshore capital market services (and a global business platform) but also provides onshore clients with valuable cross-border capital market services (aligned with the mainland China government’s policies and commercial intentions);
• actively making use of Huatai Securities’ leading position, distribution network and customer base in mainland China;
• integrating on a global basis across many jurisdictions and regions, a successful and fully integrated international financial platform with innovative financial services solutions.
  
  

About Us

Huatai International Financial Holdings Company Limited (“Huatai International” or “the Company”), is the only overseas wholly-owned or controlled subsidiary of Huatai Securities. Huatai International is the Huatai Group’s international arm which plays as a crucial role in the group's internationalization strategy by:

• not only providing offshore capital market services (and a global business platform) but also provides onshore clients with valuable cross-border capital market services (aligned with the mainland China government’s policies and commercial intentions);
• actively making use of Huatai Securities’ leading position, distribution network and customer base in mainland China;
• integrating on a global basis across many jurisdictions and regions, a successful and fully integrated international financial platform with innovative financial services solutions.
  
  

Huatai International operates as a holding company for consolidating all of the group’s cross-border businesses and companies under one umbrella, offering a truly unified and international business platform. In recognition of such international strength, the renowned international rating agency Standard and Poor’s has assigned Huatai International a “BBB+” rating (for long term) and “A-2” (for short-term).

Job Description

To grow & build-up Huatai’s long-term international strategic and business initiatives covering functional areas spanning the front-to-back offices by implementing & supporting the market leading-edge technology platforms.

• Deploy, maintain, monitor and enhance security technologies such as Firewalls, IPS, Proxy, WAF, EDR, DDOS mitigation, Network Access Control.
• Responsible for the installation, monitoring, maintenance, support and optimization of network infrastructure.
• Conduct regular reviews and audits of firewall/proxy/WAF rules and configurations.
• Implement and maintain VPN solutions to ensure secure remote access for users.
• Monitor network performance and security, troubleshooting issues as they arise. Perform regular maintenance and upgrades to ensure network integrity.
• Perform vulnerability assessments and risk analysis to identify potential threats.
• Maintain accurate documentation of technical documentation, security policies, procedures, and incidents.
• Work with IT teams to ensure security measures are integrated into all aspects of the network.
• Provide technical guidance and mentorship to teammates, encouraging continuous improvement and knowledge sharing.
• Occasionally work in non-office hour on changes, maintenance and/or incident handling.
  
  

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Minimum of 3 - 5 years of relevant experience in network security operation and design, implementation projects, and troubleshooting.
• Professional qualification on network and security (e.g. CCNA, CCNP, CEH, CISSP, CISM, CCSP, or similar) is preferred.
• Proven experience in firewall, VPN and network administration.
• Experience in other network security solutions (e.g. Proxy, WAF, EDR, DDOS mitigation, SIEM).
• Experience troubleshooting transport protocols (TCP/UDP).
• Experience with switching, routing and network protocols (e.g. spanning-tree, trunking, VPC, OSPF, BGP).
• Proficiency with networking and security products and solutions such as Fortinet, Checkpoint, Palo Alto, Zscaler, Sangfor, Imperva, Cisco, Huawei.
• Experience with network monitoring and management tools (e.g., SolarWinds, Wireshark).
• Good knowledge of automation skills e.g. Ansible, Python is a plus.
• Experience with cloud networking and security (AWS, Azure, Alibaba) is a plus.
• Familiar with ITIL IT Service Management framework.
• Fluent in written and speaking Cantonese, Mandarin and English.
• Strong analytical and problem-solving skills.
• Strong team player with excellent communication and interpersonal skills.
• Self-motivated and able to work under pressure and independently.