Dr Sinnott has over a decade of experience working in psychiatry. His training included working with patients and families across the lifespan in inpatient and outpatient settings in public and private mental health services, as well as in forensic psychiatry in a prison setting. As a consultant psychiatrist, Dr Sinnott has worked in a number of public mental health services across the country including in metropolitan, rural and remote locations. This has allowed him to obtain a breadth of experience in helping patients from a diverse range of backgrounds. He has worked extensively with Indigenous Australians and with current and former ADF members. Dr Sinnott also works separately providing telehealth psychiatry at Focus Psychiatry.