He was selected by the Denver Broncos in the third round of the 2007 NFL draft and was also a member of the Philadelphia Eagles, Houston Texans, Kansas City Chiefs, and Pittsburgh Steelers.

Harris attended Cretin-Derham Hall High School in St. Paul, Minnesota and was a letterman in football and wrestling.

He played in the 2003 U.S. Army All-American Bowl with fellow Notre Dame teammates Brady Quinn, John Carlson, Victor Abiamiri and Tom Zbikowski.

Heavily recruited by Notre Dame, Iowa, Miami (FL), and Michigan, Harris committed to play for the Fighting Irish, where he started at offensive tackle for four seasons.

Harris was released by the Broncos on August 31, 2012, and signed by the Houston Texans on September 1, 2012, to replace an injured Rashad Butler who was lost for the season to injury.

[10] Harris played in 39 of the Steelers offensive snaps before it was announced on October 4, 2016, that he was questionable for the Week 5 matchup against the New York Jets.

In the summer before attending Notre Dame, Harris was featured on the MTV show True Life in a documentary entitled "I Want the Perfect Body", back in 2003.