After graduating from Stanford University in 1988, Haas joined AT&T
Bell Labs in the Network Research Department in Holmdel, NJ. There he pursued research on
wireless communications,
mobility management,
communication protocols,
optical networks, and
optical switching. From September 1994 to July 1995, Haas worked for the
AT&T Wireless Center of Excellence, in Whippany, NJ, where he investigated various aspects of wireless and mobile networking, concentrating on TCP/IP networks. In August 1995, he joined the faculty of the School of Electrical and Computer Engineering at
Cornell University, where he was promoted to Full Tenured Professor. In 2010-2011, he served as a Program Director in the Engineering Directorate, Division of Electrical, Communications and Cyber Systems (ENG/ECCS) of the
National Science Foundation. Since August 2013, he has been with the Computer Science Department at
the University of Texas at Dallas, where he is a Professor and Distinguished Chair. Haas is an active author in the fields of
networking,
wireless networks,
wireless communications, and
power systems. He has organized several workshops, delivered numerous tutorials at major
IEEE and
ACM conferences, and has served as editor of numerous journals and magazines, including the IEEE Transactions on Networking, the
IEEE Transactions on Wireless Communications, the
IEEE Communications Magazine, the
Springer Wireless Networks journal, the
Elsevier Ad Hoc Networks journal, the Journal of High Speed Networks, and the
Wiley Wireless Communications and Mobile Computing journal. and in 2021 he was awarded the title of
ACM Fellow for “
outstanding technical and professional achievements in the field of information technology”. He is also an
IET Fellow, a Fellow of the European Alliance for Innovation (EAI) , a Fellow of the International Artificial Intelligence Industry Alliance (AIIA), and a Fellow of the Asia-Pacific Artificial Intelligence Association (AAIA). He has served in the past as a Chair of the IEEE Technical Committee on Technical Committee on Personal Communications (TCPC), now known as the IEEE Technical Committee on Wireless Communications. == Research ==