2018 (S2): Vargas made his USL debut on May 12 against Portland Timbers 2. He started the match at attacking midfield and played 55 minutes. He went on to make nine appearances, including seven starts. At just 17 years old, the winger recorded six chances created and completed 161 passes.
Vargas signed with S2 after being part of the Sounders Academy since 2016 after initially signing from partner club Central California Aztecs earlier that year. He had 19 goals and 26 in 35 appearances across all competitions in 2018 before signing with S2. The California native finished the 2017-18 USSDA season with 25 goals and 31 assists in 49 appearances for the U-17s, and played a key role in the team winning the Generation Adidas Cup and DA national championship. Vargas netted five goals in 21 games for the Sounders U-15/16 team in 2017.
Signed to Tacoma Defiance’s roster on May 11, 2018