He played college basketball for the Findlay Oilers between 2005 and 2009, where he won an NCAA Division II national championship as a senior.

He received recognition playing for Midpark; in 2014, Roberts said "I was actually recruited for high jump, I was waiting for a couple of schools to ask about basketball and then Findlay offered me a full scholarship.

The Oilers lost only 12 games in his four years at Findley,[1] as they were GLIAC Tournament winners in 2007 and 2009, and NCAA Division II national champions in 2009.

The Oilers entered the 2008–09 season as the top ranked team in NCAA Division II basketball.

36 games later, the Oilers remained on top as they were crowned the 2009 NCAA Division II men's basketball champions in Springfield, Massachusetts on March 28.

The Oilers began their road to the championship by winning all 27 of their regular season games en route to a GLIAC South Division title.

Following the conclusion of his season in Japan, Roberts returned to the State Basketball League and joined the Kalamunda Eastern Suns.

He helped the Suns qualify for the post-season for just the second time in their history, earning the eighth seed with a 12–14 record.

In June 2014, Roberts returned to the State Basketball League for a third stint, this time joining the Perth Redbacks.

[14] He helped the Redbacks finish the regular season in third place with a 17–9 record, and guided them through to the semi-finals where they were defeated 2–0 by the eventual champion East Perth Eagles.

The fighting started when Roberts went to the aid of his girlfriend who was being accosted by a number of men in a bar in the city of Rafaela.

[18] A month later, he helped Nes Ziona claim the Leumit Cup title after overcoming Maccabi Rehovot in the final.

[19] Nes Ziona finished the regular season in fourth position with a 16–10 record and advanced through to the National League Finals, where they swept Hapoel Be'er Sheva 3–0 in the best-of-five series.

[21] He helped the Redbacks reach the SBL Grand Final,[22][23] where he recorded 28 points and 17 rebounds in a 103–70 victory over the Joondalup Wolves to win the championship.

[30] In July 2018, Roberts signed with San Martín Corrientes of the Liga Nacional de Básquet, returning to Argentina for a fifth season.

In June 2019, Roberts re-joined the Perth Redbacks for the rest of the 2019 SBL season, despite being unable to qualify for the finals.

[33] In the Redbacks' season finale on July 26, Roberts scored a season-high 30 points in a 106–80 win over the Cockburn Cougars.

In July 2020, Roberts joined the Joondalup Wolves of the State Basketball League for the West Coast Classic.

[39] He returned to Western Australia in June 2021 and joined the East Perth Eagles for the rest of the 2021 NBL1 West season.