Growing up, Briggs prioritised soccer until he joined the Pennant Hills Junior Football club at age 11.

After going undrafted in 2017, he emerged as a strong contender for the 2018 draft after an exceptional year, where he was named the Most Valuable Player (MVP) for both the GWS Academy side and the Allies team in the 2018 AFL Under 18 championships.

He held his position for the remainder of the year and was considered one of the best ruckmen in the league.

[5] In September 2023, after playing his first ever finals game, Briggs signed a two-year contract extension.

[6] * denotes rookie listed players This Australian rules football biography of a person born in the 1990s is a stub.