A native of Pittsgrove Township, New Jersey, Johnson graduated from Arthur P. Schalick High School, and went on to play college basketball for Widener University.

[1] Johnson played for the Schuckers at the APBL, a semi-professional men's minor basketball league where he showed his versatility as a player and averaged 17.5 points, 9 rebounds and 4 assists.

Johnson and CLS were eliminated in the semi-final of the preseason in an overtime lost to Aspac Jakarta despite a 37 points, 13 rebounds and 9 assist performance from him.

In January 2018, Johnson signed with SM Pertamina of the Indonesian Basketball League,[2] replacing Kevin Bridgewaters as the other foreign player for the remainder of the 2017-18 IBL season.

He entered the 2018 IBL Playoffs as the first seed in the Red Division and faced Hangtuah Sumsel in the divisional final.

This year however, Satria Muda came out victorious after defeating Pelita Jaya in 3 games and Johnson won the Finals MVP award.

On 2 February 2019, Johnson suffered an Achilles injury during Game 01 of the Red Division's semifinal against NSH Jakarta.

[3] Johnson was initially declared ineligible to play for the Indonesia national basketball team at the SEABA 2017 due to complication on his citizenship status of his passport.

He made his national team debut against Myanmar by scoring 17 points and led Indonesia to a blowout victory.

Despite high hopes and rumors, Johnson was unfortunately not selected for SEA Games 2017 that was held from 20 to 26 August 2017 at Kuala Lumpur as Indonesia opted to go with Ebrahim Enguio Lopez instead for their naturalized player spot.

Johnson was called to play for the national team for the 2018 Test Event Asian Games in February 2018.