In 2021, he played with
Toronto FC III in the
League1 Ontario Summer Championship division. In 2022, he played with
Toronto FC II in
MLS Next Pro as an academy callup, making his debut on May 8, 2022 against
New York City FC II. He signed two additional short-term loans that season. The following season, he signed another four short-term loans in June and July. In November 2024, Toronto FC II exercised Cimermancic's contract option for the 2025 season. After of the 2025 season, he was invited to training camp with the first team. In February 2025, he signed a two-year
homegrown player contract with
Toronto FC with options for 2027 and 2028. He was loaned to the second team for some matches as well. ==Personal life==