Whakakiia te rerenga e whai ake nei: I whakangungu a Porter mo nga Brewster Whitecaps o te Cape Cod Baseball League i te 2002 me te 2003. I uru atu ia ki te Boston Red Sox hei kaiwhakaako i te 2004, ka noho ko ia hei Kaiwhakahaere mo te Kaitirotiro Ngaio i te 2012. E rua tau i noho ia ki te Chicago Cubs hei Kaiwhakahaere o te Kaitirotiro Ngaio, i raro i te kaiwhakahaere o mua o Red Sox a Theo Epstein, i reira i awhina ai te tokorua ki te whakakotahi i te
Ko te kapa 2016 World Series i mua i tana hainatanga e nga Arizona Diamondbacks i te 2016-17 offseason hei Tumuaki Tuarua Tuarua me te Kaiwhakahaere Matua.