Falcons placed long snapper Josh Harris, who recently signed a $3.6 million contract extension, on injured reserve Tuesday.
Harris has been battling a hip/groin injury this season.
The Falcons signed long snapper Joe Condo, a former two-time Pro Bowler, who’s 37.
The Falcons also promoted defensive tackle Justin Zimmer to active roster and waived safety Keith Tandy.
Wide receiver Julian Williams was signed to the practice squad.