[1] Brichacek began competing in the Formula 4 United States Championship in 2018, taking part in the full season with Jay Howard Driver Development.

[2] Brichacek debuted on the Road to Indy in late 2019, taking part in a one-off weekend in the U.S. F2000 National Championship.

[5] Mid-way through his 2022 season, Brichacek switched from Jay Howard Driver Development to Exclusive Autosport at the Road America rounds.

[6] In 2023, Brichacek began driving for Inter Europol Competition in the Asian Le Mans Series, competing in the LMP3 class.

Brichacek additionally scored a class pole at Aragón,[9] although the team would fail to finish the race.