Kammala jumla mai zuwa: Fitzgerald ya fara bugawa Munster a ranar 13 ga Satumba, 2015, yana farawa a wasan na biyu na
2015<unk>16 Pro12 da Ospreys da kuma yin ƙoƙari. A ranar 1 ga Yuni, 2017, an sanar da cewa Fitzgerald ya sami ci gaba zuwa manyan 'yan wasan Munster a gabanin kakar 2017-18. Ya sanya hannu kan yarjejeniyar ci gaba na shekara guda tare da Munster a watan Fabrairun 2018.