Nassib previously spent two years in Las Vegas with the Raiders.
The owner, Yean Ngan, faces 13 felony and 26 misdemeanor charges after allegedly withholding more than $600,000 in taxes dating back to 2017.
Penn State is one of seven Big Ten teams ranked in the top 25.
The Nittany Lions have topped the preseason poll every year since 2003.
This marks the first time the Nittany Lions are left out of the preseason poll since 2016.
Talley is entering the portal before his first season with Penn State.