Hawksworth began his motorsport career in 2004 in karting, where he was active until 2011. In 2010 he went for the first time in Formula racing at the start. He immediately became the third in the series of the British Formula Renault winter. In 2011, Hawksworth part for two different teams in the British Formula Renault. He won a race and finished the season in fourth place in the drivers' standings.
2012, Hawksworth decided for a change to North America. He joined the team for Pelfrey in the Star Mazda Series. Already in the season opener, he scored a second place and decided the second race of its own. Overall, he won eight of 17 races and secured the title early, so that he no longer took the last race. Hawksworth set new records for wins ( 8) and pole positions ( 10) in a season in the series. As a bonus for winning the title Hawksworth received 600,000 U.S. dollars. 2013 Hawksworth rose up in the Indy Lights. He received a cockpit at Peterson Schmidt Motorsports. Hawksworth won the season opener in Saint Petersburg and decided in the rest of the season two more races for themselves. With a total of six podium finishes he finished the season in fourth place. Internal team he lost to his teammate Sage Karam and Gabby Chaves, who took the top two positions. In the second half of Hawksworth participated in test drives of the Rahal Letterman Lanigan IndyCar Series for Dale Coyne Racing and Racing.
- 2004-2011: Karting
- 2010: British Formula Renault Winter Series ( 3rd place)
- 2011: British Formula Renault (4th place )
- 2012: Star Mazda Series ( Master )
- 2013: Indy Lights (4th place )