[1] He was named Fellow of the Institute of Electrical and Electronics Engineers (IEEE) in 2014 for his research in intelligent transportation systems.

From 1985 to 1986, he was a member of the technical staff in the Advanced Technologies Division of General Research Corporation, Santa Barbara.

Barth joined the University of California, Riverside in 1991, where he has been conducting research in Electrical and Computer Engineering Department as Yeager Families Chair Professor, and at CE-CERT as Director.

Barth has also been active within IEEE Intelligent Transportation System Society (ITSS) for many years, participating in their conferences as a presenter, invited session organizer, session moderator, program chair, associate editor, senior editor, and member of the IEEE ITSS Board of Governors.

[7] Barth also serves as Senior Editor for IEEE Transactions on Intelligent Transportation Systems.