As a prep, Underwood attended Hamilton High School. His football abilities were so good that he received a 4-star prospect rating according to Rivals.com. He received NCAA Division I scholarship offers from Georgia Tech, Minnesota, Ohio State, Penn State, and Pittsburgh.[1]
College career
Ohio State
He played college football at Ohio State. He was a member of the 2002 NCAA National Championship team that defeated Miami (FL) in the national title game.
Pikeville
For his senior season, Underwood transferred to the University of Pikeville in Pikeville, Kentucky.[2] Pikeville is an NAIA Institution. At the time, they were ranked 7th in the nation. The Bears finished 7-3 that season.
Professional career
New York Giants
He was signed by the New York Giants as an undrafted free agent in 2006 and spent the entire season on the team's injured reserve list due to an injured shoulder.
In 2007, he was once again injured in the preseason, this time with a broken jaw.[3] He was later released.[4]
New York Jets
Two days after his Giants release, Underwood was a member of the New York Jets' practice squad. He was released a little over a month later.[4]
Buffalo Bills
In December, he was signed by the Buffalo Bills and added to their practice squad for the remainder of the season.
The next year the Bills re-signed Underwood, but later released him.[4]