McGill enrolled at the University of California, Santa Barbara for his junior year in 2002. With the UC Santa Barbara men's soccer team, McGill played in 21 games, starting 20 of them. He netted 3 times, assisted on 15 others for 21 points. He was named to the Second Team All-Big West Conference and his assist total was good for 5th in the nation and 2nd in the conference, trailing teammate Memo Arzate's 18. He also assisted on UC Santa Barbara's first ever NCAA post season goal when he passed to Rob Friend against the University of San Diego.