Phillips was a two-year starter and was an All-Big Ten selection at Penn State.
He helped the Nittany Lions lead the conference in pass efficiency defense in 2005, and made 104 tackles and seven interceptions in his collegiate career.
Phillips signed as an undrafted free agent with the New Orleans Saints following the 2006 NFL draft.
Phillips began the season on the practice squad, but was promoted to the active roster mid-season.
He spent the first half of the 2008 season on the practice squad before being promoted to active roster on November 1, 2008.