After initially joining CBS Sports in 2019 for select events as an on-course reporter, Knost was elevated to an analyst role in 2026, working in the Network's Super Tower alongside Jim Nantz, Trevor Immelman and Frank Nobilo. He has been a regular staple on CBS Sports broadcasts since the 2021 season.

Before retiring in 2020, Knost played 14 years professionally, earning two victories on the Korn Ferry Tour. In 2007, he won both the U.S. Amateur and U.S. Amateur Public Links Championship, and additionally competed as a member of the victorious 2007 Walker Cup team. Knost was the No. 1-ranked amateur in the world at the time of turning professional.

In addition to his work with CBS Sports, Knost is a co-host of “Gravy and the Sleeze” on SiriusXM PGA TOUR Radio, and serves as a co-host on the “Sub-Par” podcast.