Jeff Chang

Jeff Chang is an IT Systems expert with extensive, in-depth knowledge of servers, LAN/WAN networking, VoIP, IP Video Surveillance, and IT security. He has planned, supported and managed major network/server/system rollouts, upgrades and provides on-going support for a number of DVI clients. Mr. Chang has also deployed, managed, operated and maintained complete IT infrastructure for small and medium DVI clients. He also performed applications software development and telecommunications systems analysis. Read more