 He was the assistant engineer on albums by The Badloves, Things of Stone and Wood, Deborah Conway, Tim Finn, The Black Sorrows and Chocolate Starfish, as well as the Australian cast recording of Jesus Christ Superstar.He also worked with Michael Hutchence on his cover of Under My Thumb for the 1994 album Symphonic Music of The Rolling Stones.O'Shea's film soundtrack credits include "Metal Skin" (second engineer), "Idiot Box" (assistant engineer), "The Myth of Fingerprints" (assistant engineer) and "When Morning Comes" (engineered, mixed and mastered).