Infrastructure Specialist

2 weeks ago


Islands District, Hong Kong SAR China Aviation Security Company Limited Full time

1 day ago Be among the first 25 applicants Company Description 3/F, HKIA Tower 2, 15 Cheong Tat Road, Hong Kong International Airport, Lantau, Hong Kong The Aviation Security Company Ltd. is a subsidiary of the Airport Authority, Hong Kong and committed to providing the highest standards of aviation security at the Hong Kong International Airport. Job Responsibilities Design, install, configure, and maintain network infrastructure including routers, switches, firewalls, and wireless access points; Implement network access controls and security measures to protect company data and systems; Monitor network performance and troubleshoot issues to ensure optimal network operation; Conduct regular network assessments to identify potential vulnerabilities and recommend improvements; Manage network capacity planning and upgrade projects to support the organization's growth and evolving technology needs; Document network configurations, procedures, and troubleshooting processes for reference and training purposes; Support and manage enterprise backup to maintain application data integrity and consistency; Monitor and assess system abnormality and troubleshoot in a timely manner; Coordinate with users and vendors for project implementation and arrange training for users; Provide end-user support, and handle service requests related to network infrastructure support and maintenance. Job Requirements University Degree in Computer Science or equivalent; Minimum 3 years of experience in infrastructure design, implementation, and maintenance; Proficiency in network protocols, technologies, and best practices, including TCP/IP, DNS, DHCP, VLANs, and VPNs; Hands‑on experience with network hardware and software, such as H3C routers, switches, Wi‑Fi controllers, and FortiGate firewalls; Knowledge of network monitoring tools, such as H3C iMC, is preferred; Sound knowledge in best practices of project management and IT governance; Able to work independently and under pressure; Excellent communication and presentation skills with all levels of the organization; Excellent analytical and problem‑solving skills; Willing to learn and adopt emerging technologies like AIOps; Experience in open‑source technologies like docker, K8s, Grafana is a plus; Experience in implementing network access control (NAC) project like Aruba Clearpass, Cisco ISE is a plus; Experience with cloud networking technologies, such as Azure, is a plus; Experience in virtual platforms, such as HCI and VMware, is a plus; Industry certifications, such as CCNA or CCNP, are preferred. Application Deadline: 30 November 2025 #J-18808-Ljbffr



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