He began his career in the mid-1960s as an assistant engineer at the EMI Abbey Road Studios in London.
Working alongside producer Sir George Martin and senior engineer Geoff Emerick, Lush participated in nearly one hundred Beatles recording sessions[1] and he is credited as Second Engineer on all tracks of the Sgt Pepper's Lonely Hearts Club Band album.
He produced the single "Night People" / "Superstar" for Herb McQuay which was recorded at Mandrill Studios in Auckland.
[6] In 2009, Lush was diagnosed with life-threatening spinal dural arteriovenous fistula and experienced loss of function in his limbs.
In a 2010 article in The Australian which was accompanied by a headline describing Lush as a "survivor back at his desk", music journalist Iain Shedden wrote of how Lush still continues to work in his wheelchair at recording studios like Sydney's Studios 301 with recording artists such as Mark Isaacs.