Smith, 23, originally entered the NFL as a rookie free agent with Miami out of Virginia on May 5, 2017. The 6-foot-4, 308-pounder made the Dolphins 53-man roster coming out of training camp last year and did not appear in any games. Smith was inactive for the first three games of the year before being placed on injured reserve on Oct. 3. He was activated from injured reserve on Dec. 20 and was inactive for the final two games of the season. Smith was released by the Dolphins on Sept. 1, 2018.