Former Cal Poly defensive back David Richardson signed with the San Jose SaberCats of the Arena Football League on Friday.
Richardson spent four seasons with the Jacksonville Jaguars as a reserve defensive back from 2004-07. He then spent a season with the Rhein Fire of NFL Europe and spent 2008 with the Los Angeles Avengers of the AFL.
Richardson was an All-American selection as a senior captain for Cal Poly.
The Arena Football League is returning in 2011 after a two-year absence because of financial difficulties.