After going undrafted in the 2006 NFL draft, McIntyre signed with the Seattle Seahawks as an undrafted free agent on May 1, 2006. He was cut on June 2, 2006.[2]
Arizona Cardinals
McIntyre was signed by the Arizona Cardinals on August 15, 2006. He was waived a week later on August 21.
Tennessee Titans
He was claimed off waivers by the Tennessee Titans on August 22, 2006. He was cut on September 5, 2006.
San Jose SaberCats
McIntyre signed with the San Jose SaberCats of the Arena Football League on February 4, 2007. He was placed on injured reserved on April 20, 2007.[3] He appeared in games for the team from 2008 to 2009.
McIntyre was signed by the New York Jets to a future contract on January 26, 2011.[4]
McIntyre made his NFL debut on special teams for the Jets, in their season opener against the Dallas Cowboys at home. In the fourth quarter, he can be seen blocking two Dallas lineman at once, opening a path for running back Joe McKnight to block a punt, which was returned for a touchdown. This event shifted the momentum in the Jets' favor, and led them to a comeback victory.[citation needed] McIntyre started the first game of his career against the Denver Broncos on November 17, 2011.