New York Giants Hart was drafted by the
New York Giants in the seventh round, 226th overall, in the
2015 NFL draft. When the Giants drafted Hart, they projected him as a
guard in the NFL. To prepare for the switch, he worked out with former
Pro Bowl center
LeCharles Bentley. On February 9, 2018, Hart was released by the Giants.
Cincinnati Bengals On February 14, 2018, Hart signed with the
Cincinnati Bengals. He started every game at right tackle in 2018. On March 11, 2019, Hart signed a three-year, $16.15 million contract extension with the Bengals. Hart started all 16 games in 2019. In 2020, he played in 14 games, starting 13, and was ranked 35th of 52 offensive tackles by
Pro Football Focus. On March 19, 2021, Hart was released by the Bengals.
Buffalo Bills (first stint) On March 30, 2021, Hart signed a one-year contract with the
Buffalo Bills. On August 31, 2021, Hart was released from the Bills during final roster cuts.
Miami Dolphins On September 7, 2021, Hart was signed to the
practice squad of the
Miami Dolphins. He was released from the practice squad on September 20.
Buffalo Bills (second stint) Hart was re-signed to the Bills' practice squad on September 22, 2021.
Tennessee Titans On October 20, 2021, Hart was signed by the
Tennessee Titans off the Bills practice squad, following injuries to linemen
Taylor Lewan and
Ty Sambrailo. He played three games, starting one, before he was released on November 15 and re-signed to the practice squad.
Buffalo Bills (third stint) On November 19, 2021, Hart was signed by the Bills off the Titans practice squad after injuries to linemen
Jon Feliciano and
Spencer Brown. Hart spent time back on the Bills practice squad after being waived again on December 7 and was briefly placed on the reserve/
COVID-19 list before being activated again in week 16. He was promoted to the active roster on December 27. On April 11, 2022, Hart signed a one-year contract with the Bills. On September 20, 2022, Hart was suspended one game for throwing a punch after a game against the Titans ended. Throughout the 2022 season, Hart saw more playing time as an extra run blocker on certain plays.
Detroit Lions On August 7, 2023, Hart signed with the
Detroit Lions. On August 27, 2023, Hart was released.
Washington Commanders Hart signed with the
Washington Commanders' practice squad on October 29, 2024. He was signed to a futures contract by the Commanders on February 4, 2025. Hart was released by Washington during final roster cuts on August 27.
Los Angeles Chargers On October 1, 2025, Hart signed with the
Los Angeles Chargers' practice squad. He was promoted to the active roster on October 11. ==Personal life==