Gene Leung

Key Achievements & Summary

Domain Management: Deployed primary and secondary DNS infrastructure to independently administer 9+ corporate domains.
Infrastructure Migration: Planned and executed a full-scale server room relocation across multiple floors (1/F to 11/F & 12/F).
WAN Administration: Built and managed an enterprise wide-area network supporting over 500 connected nodes.
Fiber Deployment: Designed and implemented a high-speed fiber-optic network backbone connecting 4 manufacturing facility buildings.
Network Security: Deployed an Unified Threat Management (UTM) gateway alongside a proactive network services monitoring system.
Server Virtualization: Consolidated physical server environments utilizing Proxmox and VMware platforms to optimize resource efficiency.
Enterprise Email Systems: Engineered and maintained highly scalable email infrastructures integrated with advanced open-source security tools (antivirus/antispam) across 9 affiliate companies.