- Deutsche Telekom/VoiceStreamPrincipal ATM Engineer - 2-years, 1998 - 2000Principle Engineer - designed and implemented Deutsche Telekom's National US$6++Million high speed backbone network.
- AT&T Wireless -- Atlanta, Georgia, USAPrincipal 3/4G Consultant, 2003 - 2004Designed & conducted in depth evaluation of
- Global One -- Paris, FranceATM Consultant, 1997 - 1998Prepared and implemented a EU-wide network migration (NGEN) to full ATM
- KPN Telecom -- The Hague, Holland (~2-years)ATM Consultant, 1996 - 1997
- Hanjung -- S. KoreaATM and Telecom Technology Transfer Consultant, 1995 - 1996
- Nuvo Toronto, Nuvo OttawaTelecommunications Principal Engineer, 1991 - 1995