Chicago Bears Roach went undrafted in 2007 and was signed by the Chicago Bears after being cut from the Chargers. That season, he played in only 3 games, starting none. In 2008, he saw increased playing time, starting nine games and tallying 28 solo tackles in addition to nine assists. 2009 saw Roach make his biggest impact yet on defense, starting 15 games for the Bears. He had 54 solo tackles, 28 assists, two sacks and three fumble recoveries. On March 6, 2011, Roach was a guest on Chalk Them Up Radio to review the Chicago Bears run to the NFC Championship Game. In 2012, Roach and
Stephen Paea were awarded the
Brian Piccolo Award.
Oakland Raiders Roach signed with the
Oakland Raiders on March 15, 2013. Roach played in all 16 games and lead the team in tackles during the 2013 season. Due to lingering concussion symptoms that involve issues with his balance and vision, the Raiders released him on March 6, 2015. ==NFL career statistics==