Known for his Disney Channel television announcing work, he also attracted a large fan base through hosting on the SirusXm country music station The Highway. Earlier in his career, using the nickname of "Buzz" Brainard, he hosted a Los Angeles KZLA-FM program.
He first rose to fame through his voiceover work on the reality television series Maximum Exposure.
In the second season of Sonic the Hedgehog, he replaced fellow voice actor Mark Ballou as the voice of the Rotor the Walrus character.
After the death of Sportscaster Mel Allen, Brainard assumed Allen's hosting duties on the FOX television series This Week in Baseball.