Club Vassell began his career at Faulkland FC in Montego Bay in the Western Super League, before spending some time in the RSPL with Montego Bay United. He moved to Harbour View ahead of the 2017-18 RSPL season. In January 2019, Vassell was drafted and signed by
Los Angeles FC. In August 2019, Vassell was loaned to
USL Championship side
Phoenix Rising FC. In April 2021, Vassell joined
Indy Eleven in the
USL Championship ahead of the 2021 season. Following the 2021 season, it was announced that Vassell's contract option was declined by Indy Eleven. In January 2022, Vassell joined
Hartford Athletic in the
USL Championship ahead of the 2022 season. In March 2025, Vassell returned to
Montego Bay United. Vassell returned to the United States on 4 September 2025, signing with USL Championship side
Birmingham Legion.
International Vassell has been capped at under-17, under-20, under-23 and senior team levels for Jamaica. == Career statistics ==