Autor: William Y. Chang

William Y. Chang, co-author of «Service Assurance for Voice over Wi Fi and 3G Networks, » is a founder of Acu Maestro, Inc., and has over twenty years of consulting, engineering, and development experience in telecommunications, financial, and defense industries. Mr. Chang’s credentials reflect a career of blending leading-edge solution quality with system engineering, deep-information management, telecommunications technologies, mobile-service creation and operation, and commercial software-product development. Currently, he serves as a Lead System Integrator and Technical Consultant in the Future Combat System (FCS) Division at Boeing. His affiliations include: Science Applications International Corporation (SAIC), where he was Principal Systems Engineer with the Tactical Systems and Solutions business unit; Acu Maestro, as their Chief Technology Officer; Bell Communications Research (now Telcordia), where he was the Principal Systems Engineer of the Next Generation Network OSS Engineering Group; Bell Laboratories, as a software-architecture consultant for the AT&T Customer Network Management solution and federal government network management system (FTS2000); Tandem Computer Corporation, where he provided engineering consultation for a distributed-banking solution; and Unisys Corporation, where he was a firmware engineer in the intelligent-terminal development group. He holds a Master of Arts in Computer Science from the New Jersey Institute of Technology and is pursuing a Doctorate in Electrical Engineering.