[2] He began his career as an assistant for the Philadelphia Eagles in 2004, eventually moving up and becoming a scout.

From 1998 to 2001, he played running back, wide receiver, and return specialist for the Fightin' Blue Hens.

[5][6][7] Nagy was promoted to offensive coordinator for the Chiefs in 2016, a position he held until he was hired by the Chicago Bears in 2018 as their new head coach; after being fired following the conclusion of the 2021 season, Nagy returned to the Chiefs in 2022 as a quarterback coach and senior assistant, before being promoted to offensive coordinator prior to the 2023 season, where he helped the Chiefs repeat as Super Bowl champions.

In 2013, Veach followed Andy Reid to the Kansas City Chiefs and was hired as a pro and college personnel analyst.

[8] On July 10, 2017, Veach was named general manager of the Kansas City Chiefs following the firing of John Dorsey.