Brian Fleury is in his fifth season with the 49ers and second as the team's tight ends coach. He spent the 2020-21 seasons as an offensive quality control coach and the 2019 season as a defensive quality control coach with the team. He joined San Francisco after spending the previous three years with the Miami Dolphins as the team's football research analyst (2016) and director of football research (2017-18).
In 2022, Fleury worked directly with TE George Kittle, who caught a career-high 11 touchdowns, ranked second on the team with 60 receptions and 765 yards over 15 games and earned Second-Team AP All-Pro honors and a trip to the Pro Bowl. His 11 touchdown receptions were the third-most in a single season by a TE in franchise history.