Tuhia tētahi tohutoro mō tēnei wāhanga - I mahi a Porter mō te Brewster Whitecaps o te Cape Cod Baseball League i te tau 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. I noho ia mo nga tau e rua ki te Chicago Cubs ano hoki hei Kaiwhakahaere mo te Kaitirotiro Ngaio, i raro i te kaiwhakahaere o mua o Red Sox a Theo Epstein, i awhina ai te tokorua ki te whakakotahi i te 2016 World Series
i mua i tana whiwhinga e te Arizona Diamondbacks i te 2016-17 offseason hei Tumuaki Tuarua Tuarua me te Kaiwhakahaere Matua.