He made his professional debut on October 15, 2016, defeating Donald Willis via third-round technical knockout (TKO) at the Aitken Centre in Fredericton, New Brunswick and in June 2018 signed with Three Lions Promotions.
[3] On 18 May 2019, Rozicki defeated American Shawn Miller via third-round KO for the vacant WBC International Silver cruiserweight title in Sydney, Nova Scotia.
[4] In October 2021, Rozicki was announced as Óscar Rivas's opponent for the inaugural WBC bridgerweight title in Montreal, replacing Bryant Jennings due to issues regarding Canada's COVID-19 quarantine policy.
[5] Rozicki fought Yamil "Jara" Peralta for the WBC international cruiserweight title in front of a hometown crowd at Sydney, Nova Scotia's Centre 200 on May 7, 2022.
In explaining its decision, the WBC said that the official report from the supervisor they had assigned to the event stated that Peralta had in fact won the fight and that the local judges had incorrectly awarded the title to Rozicki.