After serving in the
Royal Australian Air Force (RAAF) he moved to Papua New Guinea in 1963, where he worked as a teacher, principal and public servant until coming back to Australia in 1976. Wyatt's son,
Ben Wyatt, who was later elected to Western Australia's
Legislative Assembly, was born during his time in PNG. Between 1976 and 1979 he was CEO of the Western Australian Aboriginal Legal Service, later serving as Acting General Manager of the Aboriginal Development Commission. He was Commissioner of the Aboriginal Affairs Planning Authority and CEO of its successor the Department of Aboriginal Affairs (now Department of Indigenous Affairs). In the early 2000s Wyatt was President of the Shire of Cue. In 2008 Wyatt came out of retirement to work as a Court Officer for the ALS in
Laverton. He became the CEO of Jigalong Community, where he was a strong advocate for the rights of the Aboriginal community. Wyatt was once a governor of the
University of Notre Dame Australia. ==Political career==