Jameson will replace Chuck Sapienza, who mutually agreed to part ways with the company at the end of the year, an announcement which was made in late November.
The quarterfinal matchup between Notre Dame and Georgia will air on ESPN with play-by-play announcer Sean McDonough, analyst Greg McElroy and reporters Molly McGrath and Laura Rutledge.
"Russini resigned from The Athletic this spring after Page Six published photos of her with Patriots head coach Mike Vrabel. Now, several outlets are confirming she is poised for a comeback as soon as next week."