Blahut taught at Cornell from 1973 to 1994. He has taught at Princeton University, the Swiss Federal Institute of Technology, the NATO Advanced Study Institute, and has also been a Consulting Professor at the South China University of Technology. He is also the Henryk Magnuski Professor of Electrical and Computer Engineering and is affiliated with the Coordinated Science Laboratory.
IEEE Claude E. Shannon Award, 2005
IEEE Third Millennium Medal
TBP Daniel C. Drucker Eminent Faculty Award 2000 IEEE Alexander Graham Bell Medal 1998, for "contributions to error-control coding, particularly by combining algebraic coding theory and digital transform techniques."
National Academy of Engineering 1990
Japanese Society for the Propagation of Science Fellowship 1982
Fellow of Institute of Electrical and Electronics Engineers, 1981
Fellow of IBM Corporation, 1980
IBM Corporate Recognition Award 1979
IBM Outstanding Innovation Award 1978
IBM Outstanding Contribution Award 1976
IBM Resident Study Program 1969–1971
IBM Outstanding Contribution Award 1968