McGloin will reunite with former Penn State head coach Bill O'Brien.
This comes after Kling launched four home runs in Penn State's three game series against Longwood.
Carter has not fully recovered from his shoulder injury sustained against Boise State in the Fiesta Bowl on December 31.
The Nittany Lions have been ranked for 88 consecutive weeks.
Penn State went undefeated against No. 1 Michigan State over the weekend.
Penn State will face Creighton and Kansas at neutral sites to open their 2025 season.