on june 24, 2011, izzo joined the new york giants as assistant special teams coach.. izzo was credited with helping turn around the giants special teams during their super bowl run in 2011-12. in the pivotal 2011-12 nfc championship game, the giant's special teams changed the momentum of the game when rookie linebacker jacquian williams caused a fumble on a punt return to set up lawrence tynes' game-winning field goal in overtime against the 49ers. the giants went on to win the super bowl, and izzo received his fourth super bowl ring.