After going undrafted in the 2014 NBA draft, Solomon signed with the Oklahoma City Thunder on September 29, 2014. However, on October 24, he was waived by the Thunder after three preseason games. On November 4, he signed with the Oklahoma City Blue of the NBA Development League. In 28 games, he averaged 8.5 points, 6.9 rebounds, 0.6 steals and 0.5 blocks.