Maumill spent a brief 18 months in the Royal Australian Navy and was later a crew member of a Norwegian Cargo Ship servicing the Pacific Rim.
He joined Radio Station 6IX as a racing analyst and talkback exponent and subsequently moved into current affairs broadcasting with "Maumill at Midday".
He then moved to 2SM in Sydney in a dual hosting role with George Moore (Australian Radio Presenter) and then 3XY in Melbourne with Joe Miller.
[2] In 2021 aged 83 years while recovering from cancer surgery Bob Maumill began writing a novel in the 'historical fiction' genre set in Wales and colonial Western Australia.
Maumill spent the early part of 2017 writing 12 stories about his childhood growing up in the port city of Fremantle in the years following World War II.
The stories were acquired by Curtin Radio 100.1 FM and Maumill was commissioned to narrate the series on Jenny Seaton's afternoon show.