[2] After his high school graduation, Iannotta was selected to compete with Team USA at the 2013 IPC Athletics World Championships.

He earned Team USA's first 2016 Paralympic gold medal in track with a time of 17.17 seconds, beating the previous medalist Raymond Martin.

[7] The following year, he was named to Team USAs roster for the 2017 World Para Athletics Championships,[8] where he won a bronze medal in the men's T52 100.

[9] Iannotta later took home a gold medal in the men's 100m T52 wheelchair event at the 2019 World Para Athletics Grand Prix with a time of 17.19.

[11] At these championships he won the silver medal in the men's 100 metres T52 event and he qualified to represent the United States at the 2020 Summer Paralympics.