Most recently as a researcher, Chas is leading an effort within Carnegie Mellon University and within Internet2 to study new methods of doing comprehensive end-to-end diagnostics that combines the network, application, system and security events. He is now chairing the Middleware Diagnostics Advisory Group, development effort (EDDY) and is a member of the SALSA (security at line speed) working group for Internet2. In 2004 he was CTO of the Carnegie Mellon Qatar campus and led the technical effort of extending the middleware, system, network and service infrastructure into the new CMU Qatar campus facility from Pittsburgh. This also involved helping to establish a regional GigaPoP and a consolidated wireless infrastructure among four American universities within Education City in Qatar.
Chas was also the VP of Engineering at Ponte Communications, which produced enterprise configuration management software products for layer 2 and 3 network devices. Voyence Inc. acquired the company in September 2003. Prior to that Chas was the co-founder and VP of System Engineering of Freeworks.com, an ASP for small businesses, which was acquired by Intuit in March 2001. Before that, Chas served as the engineering manager in the consumer finance division of Intuit, where he was responsible for the development and launch of Quicken.com financial web site. Chas was also the VP of Engineering for GALT Technologies; a Pittsburgh based Internet Company providing services to the mutual fund and financial industry and the first to provide portfolio services on the Internet. Intuit also acquired the company in September 1996.
Prior to entering industry, Chas was the Network Architect at the well-respected Software Engineering Institute and the Computer Emergency Response Team (CERT). He has maintained his research interest all through his industrial career. As a consultant, he had recently led a major research effort to provide an unprecedented view on the traffic and security behavior of the core, egress and wireless (802.11x) networks at Carnegie Mellon University.