In week 7 of his rookie season, Jackson was activated as starting nose guard to replace veteran Pro Bowler Roderick Coleman, who was out with a toe injury.
Two days after being released by Atlanta, Jackson was signed to the practice squad of the Kansas City Chiefs on September 3, 2007.
Jackson spent most of the 2008 season on the practice squad but did play in four games for the Chiefs in 2008, recording two tackles.
In 2014, Jackson became an athletics academic counselor at Kennesaw State University after most serving as a sports analyst at Fox 6 News in Birmingham, Alabama.
Jackson serves as an assistant professor of higher education administration at the University of West Georgia.