On November 1, 2019, Kirby was hired as the Padres first base coach for the 2020 season under new Manager Jayce Tingler. He was reunited with former Baltimore Orioles Coach Bobby Dickerson (bench coach), former Baltimore Orioles player now turned coach Ryan Flaherty (advance scout and development coach) as well as former Baltimore Orioles third baseman/shortstop Manny Machado.
