Vautier clinched the 2012 Firestone Indy Lights championship by eight points over Esteban Guerrieri. Winning a partial scholarship to compete in the IndyCar Series in 2013 through the Road to Indy program. Vautier signed to compete in the 2013 IndyCar Series season for Schmidt Peterson Motorsports. He is the first driver to be champion of two rungs of the Road to Indy ladder and move onto the IndyCar Series. Vautier finished 20th in points with a best finish of tenth in the second race of the season at Barber Motorsports Park. Vautier qualified in the Firestone Fast-Six on his debut race in St Petersburg, and 3rd for the following round in Barber. He won rookie of the year honours. He finished sixteenth in his first Indianapolis 500 race. The Frenchman returned to IndyCar in 2015 as a part-time driver for Dale Coyne Racing. He qualified James Davidson's car for the Indianapolis 500, then raced in place of Carlos Huertas. A week later, he finished fourth in Detroit for the second race, starting last on the grid after qualifying was cancelled. His showing got Dale Coyne to keep him in the car for the remainder of the season, and he backed his strong Detroit result with a 6th place in Mid-Ohio. Vautier debuted Sports Car racing while still racing open wheels, in the 2009 French GT Championship, and won on his debut race in Nogaro, teaming-up with French driver Jean-Charles Levy. In 2014, Vautier was hired by the Mazda factory team to race at the four endurance races of the 2014 United SportsCar Championship in a LMP2 diesel prototype. At the 2015 24 Hours of Daytona he joined JDC/Miller, resulting third in the Prototype Challenge class. The Frenchman has completed the 24 Hours of Spa four times for team Akka-ASP, in 2012, 2014, 2016 and 2017, finishing 2nd overall in 2016 on an AMG-Factory backed car alongside Rosenqvist and Van der Zande. He ended the 2016 season by winning the Blancpain GT Sprint final race in Barcelona, teamed-up with Rosenqvist. He returned to full-time racing in the US in 2017 with Mercedes-AMG customer Team SunEnergy1 racing, teaming-up with Team owner Kenny Habul, and Boris Said. Vautier set Sebring's GTD track record on his way to pole position for the 12-Hour race, before finishing on the podium after a late comeback in the closing stages.