Jadama comes from Portland Timbers where he spent the last two seasons. He primarily played with Timbers 2 in the USL Championship where he made 42 appearances while scoring five goals across two seasons. Jadama made his MLS debut June 9, 2018 against Sporting Kansas City. In 2017, he played for Tulsa Roughnecks FC where he made 31 appearances and scored one goal while registering four assists. Jadama began his career with Chilean club Colo-Colo in 2015 and played on loan with Coquimbo Unido in Primera B de Chile during the 2016-17 season. Jadama grew up in the Atlanta area and attended Milton High School. He played club soccer at Norcross Soccer Academy under current Atlanta United Academy Directory Tony Annan.
2019 (Portland Timbers/2): Jadama earned his first career MLS start and played 90 minutes against Montreal Impact June 26. He started 15 matches with Timbers 2 and scored four goals
2018 (Portland Timbers/2): Jadama made one appearance with the First Team for his MLS debut June 9 against Sporting Kansas City. He made 27 starts with Timbers 2, scored one goal and added one assist while helping lead the team to its first playoff appearance.
2017 (Tulsa Roughnecks): Jadama made 29 starts across 31 appearances. He scored one goal and registered four assists.
2016 (Coquimbo Unido): On loan from Colo-Colo, Jadama made four appearances, three starts in Primera B play.
2015 (Colo-Colo): Jadama made his professional debut July 30 in the 2015 Copa Chile.