He spent the 2010 season with the Dallas Cowboys following a trade with one start in 11 games and was with the New Orleans Saints last season before being placed on injured reserve with a knee injury and then later released.
The Seahawks also signed two other tryout players: cornerback Donny Lisowski (Montana) and tight end Cooper Helfet (Duke).
Seattle also signed former Cincinnati Bengals offensive tackle Andrew Mitchell.
The Seahawks cut linebacker Adrian Moten, offensive lineman Brent Osborne, cornerback London Durham and tackle Jon Opperud.
For more coverage of the NFL, go to profootball.scout.com.
Follow me on Twitter: @RavensIn
Seahawks sign former first-round tackle Alex
Scout NFL Network Top Stories
Rookies on the Rise: Tim TebowCarmine DiPalma of HardballScoop.com will showcase a prospect weekly that could make the jump to the next level in his newest column.
Hardball Scoop3:28 PM
Sunday slant: Finally, a worthy WR corpsThe Minnesota Vikings receiving corps showed in OTAs that they are as solid a group as the team has had in a long time.
Viking Update6:38 AM
Broncos On The Brink: Bennie FowlerChad Jensen is spotlighting young Broncos on the brink. But are they players on the brink of stardom or obscurity? Today, we focus on wideout Bennie Fowler.
Mile High Huddle5:59 AM
Kick return job open for businessSpecial teams coordinator Mike Priefer has a big job in front of him – finding a third game-breaking kickoff returner for the Minnesota Vikings.
Viking Update5:58 AM