Jefferson attended Lake Marion High School & Technology Center in Santee, South Carolina, where he averaged 16.0 points, 9.0 rebounds and 3.2 blocks during his senior season. Jefferson was named the male athlete of the year and garnered all-region and all-state accolades.[1]
In 2009, Jefferson was transferred from Northwest Florida State College to the University of South Carolina, where he averaged 1.7 points, 1.7 assists and 0.9 blocks in 9 minutes per game in his senior year. Jefferson led the team or shared the team lead in blocks five times.[1]
Professional career
After finishing his college basketball career at South Carolina, Jefferson was not drafted by any NBA team. He signed for the 2011–12 season with the Iskra Svit in Slovakia.
On July 21, 2016, Jefferson signed with Italian club Aquila Basket Trento.[7] On January 6, 2017, he parted ways with Trento after averaging 10.5 points and 7.2 rebounds in eleven games.[8] On February 25, 2017, he signed with Turkish club Afyonkarahisar Belediyespor for the rest of the season.[9]
On October 1, 2018, Jefferson signed a one-year deal with Cibona of the ABA League and the Croatian League.[11] Cibona parted ways with him on December 24, 2018.[12] Jefferson spent the rest of the 2018–2019 season with PAOK Thessaloniki in Greece.
In May 2021, Jefferson was on the roster of Moroccan club AS Salé for the 2021 BAL season.
The Basketball Tournament
Jefferson has competed for Overseas Elite in The Basketball Tournament (TBT), a single-elimination winner-take-all tournament. In TBT 2015, he was a center for Overseas Elite as they won the $1 million prize. He also competed for Overseas Elite in TBT 2016 and TBT 2017, where they successfully defended their title and won $2 million each year. In TBT 2018, Jefferson played six games, averaging 4.2 points per game and 3.0 rebounds per game on 75% shooting. Overseas Elite again reached the championship game and defeated Eberlein Drive, 70–58, for their fourth consecutive TBT title and another $2 million prize. In TBT 2019, Jefferson and Overseas Elite advanced to the semifinals where they suffered their first-ever defeat, losing to Carmen's Crew, 71–66.[14]