Snow began his racing career at age 5 in go-karts. In 2010, still an avid go-kart racer, Snow transitioned into Mazda Miata race cars and at age 14 finished second overall in the Miller Park Racing Association (MPRA) series at Miller Motorsports Park. The following year, Snow graduated to Porsche race cars.
In his 2011 season, Snow became the youngest driver to win a Porsche Cup race. He finished first in the 2011 IMSA GT3 Cup Challenge by Yokohama Gold Cup Championship, then second in the 2012 IMSA GT3 Cup Challenge by Yokohama Platinum Cup Championship.
At the age of 17, Snow made history by winning the 2013 IMSA GT3 Cup Challenge by Yokohama Platinum Cup Championship – the youngest champion since the series inception in 2005. In his championship year, Snow dominated the field with 12 podium finishes in 14 races, which included six wins, 10 pole positions and three track records.
In 2014, Snow competed in the Tudor United SportsCar Championship where he amassed 3 podium finishes and numerous top 10 results.