Carrington attended Tupelo High School in his hometown of Tupelo, Mississippi. He recorded 84 tackles, six sacks and forced three fumbles as a senior, and was named to the all-region team His only scholarship offer came from Arkansas State, which he accepted.
He was drafted by the Bills in the third round of the 2010 NFL Draft. He played college football at Arkansas State. He has also played for the Saint Louis Rams.
In his senior season, he recorded 41 tackles, including 14.5 for loss, and nine sacks and three forced fumbles.
He also returned a fumble 27 yards for a touchdown against Western Kentucky. He completed his career with 21.5 sacks, which ranks second best in school history and fourth highest in conference history.
NFL Draft Carrington was drafted by the Buffalo Bills in the third round (72nd overall) of the 2010 NFL Draft. Buffalo Bills On July 19, 2010, Carrington signed a four-year contract with the Bills.
At the start of the 2011 Training Camp, Carrington was moved to Outside Linebacker.
In 2013, following an injury against the New York Jets, Carrington was placed on injured reserve, effectively ending his season. Street Louis Rams On March 25, 2014, he was signed by the Saint Louis Rams. Second stint with the Buffalo Bills On May 5, 2015, Carrington re-signed with the Buffalo Bills.
On November 30, 2015, he was placed on injured reserve.
