The 24-year-old made six tackles in seven games with the Chicago Bears this season before being released November 14.
As a rookie in 2009, Reed played in all 16 games for Seattle. He recorded 17 tackles and returned a fumble 79 yards for a touchdown.
Additionally, Tampa Bay signed defensive tackle Lamar Divens, tackle Mike Ingersoll and fullback. Austin Sylvester to the practice squad.
