After retiring as a player, Dew accepted a position with the Sydney Swans as an assistant coach in 2010 under senior coach Paul Roos and then under senior coach John Longmire from 2011.
ˈæftɚ ɹᵻtˈaɪɚɹɪŋ æz ɐ plˈeɪɚ, dˈuː ɐksˈɛptᵻd ɐ pəzˈɪʃən wɪððə sˈɪdni swˈɑːnz æz ɐn ɐsˈɪstənt kˈoʊtʃ ɪn tˈuː θˈaʊzənd tˈɛn ˌʌndɚ sˈiːnjɚ kˈoʊtʃ pˈɔːl ɹˈuːz ænd ðˈɛn ˌʌndɚ sˈiːnjɚ kˈoʊtʃ dʒˈɑːn lˈɔŋmaɪɚ fɹʌm tˈuː θˈaʊzənd ɪlˈɛvən.