A two-time NCAA Division I National Champion for the North Carolina State Wolfpack, Gwiazdowski has won two bronze medals at the World Championships, a Pan American Games title, and two Pan American championships for Team USA.

He then transferred to North Carolina State University and redshirted the 2012-13 season to preserve his NCAA eligibility.

[5][6][7] Gwiazdowski competed at the 2017 Wrestling World Cup - Men's freestyle, losing in the take-all final match.

[10] At the Golden Grand Prix Ivan Yarygin 2018 he lost to Muradin Kushkhov of Russia in the quarterfinals, but went on to wrestle back and win a bronze medal against Lkhagvagerel Munkhtur of Mongolia.

[13] On November 8, 2024, Warren Central High School in Indianapolis announced that he had been hired as an assistant coach.