 He debuted for Port Adelaide in Round 7, 2011 against Hawthorn at AAMI Stadium, replacing David Rodan who had injured his knee halfway through the game.Though Port lost, Phillips showed good form and played again the next games against Sydney and Fremantle.He played his first winning match with Port, against Richmond at TIO Stadium in Round 10, 2011, and he also kicked a goal in a crucial moment of the match.