Maintained telecommunication equipment i.e.: ROLM CBX 8000, 9000, 9751, phone mail, Siemens Hicom 300s, Model 30, 80, HiPath 4000, Trade Boards, Expression, and Procenter. Supported local and dedicated customer sites in the New York City area such as Wall Street/financial district, fashion institutions, air lines/travels services, major law firms, the Board of Education and health care institutions (including many of the top hospitals such as Mt Sinai, Memorial Sloan Kettering, Beth Israel, Lincoln, and Coney Island Hospital).
- Major Player in the system migrations from several telecom company products to SIEMENS' Hicom 300 and Hipath 4000 and integration to CISCO VoIP call manager.
- Planned and coordinated Conference Bridges and Video Conferencing for Special events.
- Supported MCI, Sprint, Verizon AT&T and other carriers in provision of T1s and SIP trunking.