Rhule led Baylor to an impressive 11-3 record in 2019 and nearly brought the Bears to the College Football Playoff.
Godwin was selected for the honor after posting 1,333 receiving yards and nine touchdowns in 2019.
Trautwein spent the last two seasons as Boston College's offensive line coach, and he helped guide seven Eagles to All-ACC and All-American honors during that time.
Penn State assistant coaches Kirk Campbell, Kevin Smith, and Kevin Reihner will join Mark Dupuis On Ricky Rahne's staff at Old Dominion.
Moorhead led the Bulldogs to a 14-12 record in his two seasons with the team.
Castro-Fields will be back as the unquestioned leader of Penn State's cornerbacks for his senior year.