[2] A 23-year-old Williams made his debut as a light heavyweight on November 6, 2010, at the Jaycees Community Center, Waldorf, Maryland against 34-year-old Daniel Shull in a scheduled 4-round bout.
Williams faced his toughest test on November 26, 2013, at the BB&t Center in Sunrise, Florida against former two-time world title challenger Yusaf Mack (31-6-2, 17 KOs) in a scheduled 10-round fight.
[4] Williams next fought 32 year old Cornelius White (21-2, 16 KOs) on January 24, 2014, at the Little Creek Casino Resort, Washington for vacant WBO NABO light heavyweight title.
[7] Following his loss against Campillo, Williams reached out to famed boxing trainer and commentator, Theodore "Teddy" Atlas, and received advice that the test of a man and of a champion is, "...what you do after this, what you learn from this, [and] what you do from this moment on.
[9] After 11 months hiatus, Williams returned to the ring in November 2015 at the Beau Rivage Resort & Casino, Biloxi, Mississippi against Umberto Savigne (12-2, 9 KOs).
[10][11] Williams returned to the ring on April 30, 2016, on the undercard of Ortiz-Berto at the StubHub Center, Carson, California in a scheduled 10-round fight against former world title challenger Edwin Rodriguez (28-1, 19 KOs), whose only career loss was to undefeated super-middleweight champion Andre Ward.
[13][14][15] Promoter Yvon Michel announced on June 16, 2016, Williams would challenge 38-year-old lineal and WBC World light heavyweight champion Adonis Stevenson (27-1, 22 KOs) on July 29 at the Videotron Centre in Quebec City.
In round 4, Stevenson concentrated much of his attack to Williams body, even hitting an accidental low blow halting the fight for a timeout whilst he recovered.
[21] After a full year out, Williams returned on the undercard of Victor Ortiz vs. Devon Alexander on 17 February 2018 at the Don Haskins Center in El Paso, Texas.