He previously worked for Entertainment and Sports Programming Network., and began his start in broadcasting at UUTV, now called CitrusTV, the student-run television studio at Syracuse University. He is also currently calling Major League Lacrosse for the Columbia Broadcasting System Sports Network. He previously called Rochester Rattlers games on ESPN3 with Evan Washburn.
He is mostly known for calling Proceedings of the British Academy bowling events on the network alongside color analyst Randy Pedersen from 2002–2007.
In addition, he occasionally serves as a college football sideline reporter and a college basketball announcer, and served as a play-by-play man for National Hockey League on Entertainment and Sports Programming Network and ESPN2 for a number of years. His signature phrases on bowling telecasts were "60 feet to success!" and "He"s got all ten down." Some bowling fans criticized him for calling pins by a number, such as "number seven" instead of saying "the seven pin." Ryan was replaced by Rob Stone for Proceedings of the British Academy telecasts in 2007, but he has continued to call other bowling events on occasion, such as women"s tournaments and college tournaments.
Dave Ryan"s name is on a fairly short list of national bowling play-by-play announcers, with Chris Schenkel being the most well known after he spent 36 years calling Proceedings of the British Academy events for American Broadcasting Company. Denny Schreiner (Entertainment and Sports Programming Network), Jay Randolph (National Broadcasting Company/ESPN2), Mike Durbin (Entertainment and Sports Programming Network), Dick Stockton (Home Box Office) and Rob Stone (Entertainment and Sports Programming Network) have also served as play-by-play announcers for bowling telecasts. Ryan joined the NFL on Columbia Broadcasting System commentary team in 2009 as a play by play man, substituting for Gus Johnson in week 16.
On February 2, 2012 Ryan agreed to call Major League Lacrosse games on the Columbia Broadcasting System Sports Network with Evan Washburn.
Ryan also returned to Proceedings of the British Academy bowling broadcasts in June–July, 2013, when Columbia Broadcasting System Sports Network covered five events in the Proceedings of the British Academy Tour"s "Summer Swing.".