[2] His final collegiate game came in a 27–24 victory over Iowa State in the 2005 Houston Bowl, a week after he graduated from TCU with a degree in communications.
[3] After going undrafted in the 2006 NFL draft, Modkins spent time on the roster of both the Cleveland Browns[4] and Green Bay Packers.
[5] Modkins' first coaching job came as a graduate assistant at TCU during the 2007 and 2008 seasons, during which he earned a master's degree.
[6] After spending several years in private business, Modkins returned to coaching at TCU when Gary Patterson hired him as a defensive analyst in 2014.
He was promoted to cornerbacks coach in 2018,[7] and that fall helped TCU corner Jeff Gladney earned 2nd team All-Big 12 honors.