Nelson was initially a safety and is still listed as such on Penn State Athletics' website.
Janecke tallied 100 points during her first two seasons in Happy Valley.
This year's captains include three defensive players, two offensive players, and a punter.
Changes will start taking affect on Saturday, August 17, and run through Monday, August 26.
Penn State and West Virginia will compete in a blood drive competition benefitting the American Red Cross on Thursday, August 29.
As a university, Penn State is 1-0 in the 2024-25 school year.