Levins had the best-Canadian finish ever of fourth in the marathon at the 2022 World Championships, setting a new Canadian record.

For his efforts, he also won the Bowerman award as the top collegiate track and field athlete, becoming the first Canadian to do so.

He qualified for the 2012 London Olympics in the 5000 meters and 10,000 meters events at the 2012 Canadian Olympic Trials in Calgary, Alberta, where he took first place in the 5000 m. At the Games, Levins finished 14th in the 5000 m in a time of 13:51.87 and 11th in the 10,000 m with a time of 27:40.68, despite catching the flu just before the finals.

[8] In the 2014 Commonwealth Games in Glasgow, he led down the final stretch with a "spectacular kick" but finished third in 27:56.23, less than one-tenth of a second behind winner Moses Kipsiro.

Levins finished fourth in the marathon at the 2022 World Athletics Championships held in Eugene, Oregon in a new Canadian men's record time of 2:07:09, taking two minutes off his previous national record set in 2018; it was also the best Canadian finish ever in the event.