Beginning in 2023, Sciambi serves as the lead play-by-play voice on ESPN Radio for the national call of the World Series, joining Vin Scully, Jack Buck, Jon Miller, and Dan Shulman as just the fifth voice to call the World Series nationally on the radio since 1979. His time at ESPN dates to 2005, when he began doing play-by-play for select college basketball and MLB games, and he has continued in play-by-play for both sports during his tenure at ESPN. He has also held play-by-play duties for both the College and Little League World Series. In addition to his play-by-play duties at Marquee, he will continue to serve as a multiplatform broadcaster for ESPN. 

​

“Boog” is on the Board of Directors for Project Main St., a charity dedicated to providing financial assistance to people living with ALS. The charity was created in 2006 by one of Jon’s childhood friends, Tim Sheehy, who passed away from the disease in 2007.