He was a 2010 Blue Belt Brazilian Jiu-Jitsu World champion[3][4] and a 2006 Micronesian Games wrestling gold medalist.

However, he moved his attention to mixed martial arts (MMA), to shed some weight and get in shape, after watching UFC and Pride Fighting Championships events on television.

He start training in MMA when he was fifteen years old, under the supervision of Tetsuji Kato and Cuki Alvarez of Trench Tech Purebred in Saipan.

Team Nelson in 2012, which was the sixteenth main installment of UFC-produced reality television series The Ultimate Fighter (TUF).

[10] Four years after his appearance in TUF 16, Camacho received an opportunity to compete in the Ultimate Fighting Champion (UFC), replacing an injured Jonathan Meunier.

[11] He made his debut in the match against Li Jingliang during UFC Fight Night: Holm vs. Correia on June 17, 2017.

[13][14] Camacho faced Damien Brown in a lightweight bout during UFC Fight Night: Werdum vs. Tybura on November 19, 2017.

[18] Camacho took to Twitter after the match, asking UFC President Dana White to give his US$50,000 bonus prize to Brown.

[24] Camacho faced Nick Hein in a lightweight bout during UFC Fight Night: Gustafsson vs. Smith on June 1, 2019.

[30] Camacho was then scheduled to face Matt Frevola during UFC Fight Night: Blaydes vs. Volkov on June 20, 2020.

[37] However, Camacho pulled out of the fight during the week leading up to the event after he was involved in a traffic accident in Orange County, California, that left him with non-life-threatening injuries to his back and neck.