Elliot completed his specialist training in paediatric emergency at The Royal Children’s Hospital Melbourne, and a critical care fellowship at the British Columbia Children’s Hospital in Vancouver, Canada. His research has focussed on early sepsis recognition and treatment, coagulopathy in trauma, and emergency airway management. 

Elliot is the vice-chair of the Paediatric Research in Emergency Departments International Collaborative (PREDICT) Network. He is the lead investigator for an Australian and New Zealand sepsis landscape study (SENTINEL study), and the PREDICT lead for an international sepsis RCT comparing fluids for sepsis resuscitation and initial maintenance (PROMPT Bolus study), the PREDICT lead for the Australian and New Zealand Emergency Department Airway Registry.