Department:
SBU

Job nature:
(T26) Upgrade and Maintenance of Network Infrastructure

Responsibilities:
(T26) The appointed staff is required to:
1. Infrastructure Assessment and Planning
(a) Conduct a thorough evaluation of the existing network hardware, software, and security protocols.
(b) Identify system limitations, single points of failure, and areas requiring modernization.
(c) Develop a strategic roadmap for infrastructure replacement aligned with government security standards.
2. Procurement and Vendor Management
(a) Draft detailed technical statements of work (SOW) and requirements documents for procurement.
(b) Evaluate proposals from vendors and contractors, ensuring technical compliance with departmental standards.
(c) Collaborate with external partners to validate equipment compatibility, performance metrics, and security features.
3. Implementation and Quality Assurance
(a) Oversee the installation and configuration of new network equipment by third-party contractors.
(b) Perform rigorous testing of all new systems to verify functionality, security, and reliability prior to deployment.
(c) Manage the technical aspects of the migration process, including data transfer, configuration updates, and cutover procedures.
4. Operational Support and Maintenance
(a) Maintain the stability and performance of legacy network systems until the new infrastructure is fully operational.
(b) Serve as the primary point of contact for network support, troubleshooting network issues, and resolving user connectivity problems.
(c) Maintain accurate and up-to-date documentation, including network diagrams, inventory logs, and configuration records.
(d) Monitor for emerging security threats and apply necessary patches to mitigate risks in a timely manner, ensuring compliance with government security standards.
(e) Perform any other duties assigned by his/her supervisors. Types of technical areas include, but are not limited to, network/system architecture, departmental LAN/WAN, Windows system, Linux system, virtualisation system and virtual private network.

Requirements:
- Shall have certificate of Cisco Certified Network Professional (CCNP) and/or Cisco Certified Internetwork Expert (CCIE) or equivalent; - Strong knowledge and hands-on experience in network and infrastructure administration; - Solid hands-on experience in Windows & Linux servers, LAN/WAN networking, network device management and change management; - Experience in vendor management - Experience in managing network security solutions; - Experience in IT security risk assessment & audit; - Familiar with Government IT security policies and guidelines; - Experience in mainland IT products is preferred; Other requirements: - Required to work for departments supported by SB ITMU. The locations include Admiralty, Wanchai, North Point, Homantin, Kwun Tong, Kowloon Bay, etc.; - Able to perform under pressure, willing to work and respond to ad-hoc urgent matters outside of office hours as required; - Able to work independently, manage multiple priorities, and adhere to strict deadlines and regulatory requirements; - Show initiatives, good analytical and problem-solving skills; - Good interpersonal, communication and writing skills; - Good command of written & spoken English and Chinese; and - Good command of spoken Mandarin is preferred.

Technical skills:
Authentication Server (36)
CISCO IOS Software & CISCO Products (60)
Internet Firewall Technical Support (36)
Internet/ Intranet (60)
Linux System Administration (36)
Metro Ethernet (60)
Metro-Ethernet Network (60)
Network & System Management (60)
Network Design (36)
Networking (60)
Router Configuration (60)
TCP/IP (60)
Virtual LAN/LAN Switching (60)
Virtual Private Network (60)