Director of Public Health for Australia’s National Critical Care and Trauma Response Centre which manages the Australian Medical Assistance Team, the Australian government’s only WHO accredited EMTLed the development of the Directorate of Public Health which included integrating public health into Australia’s disaster response arsenal, development of the NCCTRC’s rapid response team, supporting to the majority of the 26 deployments during the COVID-19 pandemic as public health lead, led strategy with regards to COVID-19 and contributed to a wide range of national and regional initiatives in public health emergency and disaster response including Australia’s Ebola preparation exercises. Established the NCCTRC as an RACP accredited training site for public health registers in advanced training. Supported the reaccreditation of AUSMAT as a WHO EMT tier 2 in 2023. Supported the further integration of GOARN initiatives within the NCCTRC. I was the technical lead for the design of a DFAT funded AUD$10million PHOENIX project to strengthen public health emergency responses in 20 countries across the Asia Pacific, which includes support to WHO's GOARN, currently ongoingTechnical Support lead in COVID-19 public health response to Australian Olympic Committee for Tokyo2022 Beijing2022 Winter Olympic and Paralympic Games during the COVID-19 pandemicEstablished the Public Health Working Group for AUSMAT and the NCCTRC

Supporting the Global HIV, hepatitis and STI program in the development of Global validation guidance for the elimination of selected communicable diseases, including maternal child transmission and supporting the Strategic Technical Advisory Group of Experts in Immunizations to update the WHO hepatitis A vaccine position paper.Supporting the Department of Immunization, Vaccines and Biologicals (IVB) SAGE working group on hepatitis A vaccines

Regional Adviser for all matters viral hepatitis for PAHO, supporting Member States of the Americas and the Caribbean to implement the Regional Action Plan for Viral Hepatitis Prevention and Control 2016-2019 (CD54 / 13 ) to address hepatitis and its consequences through effective public health approaches to the prevention, diagnosis and treatment of viral hepatitis.

Focal point for viral hepatitis in WHO Regional Office for the Western Pacific (WPRO).Responsible for translating the WHO Global Strategy into Regional Action to address the burden of viral hepatitis in the Western Pacific. Works with Member States to support effective National action on viral hepatitis in conjunction with key stakeholders.Provides technical expertise in viral hepatitis to Member States (countries) of the Western Pacific.

Guidelines for viral hepatitis B and C prevention among people who inject drugs for Department of HIV, WHO GenevaTechnical documents on viral hepatitis A, B, C , D, E for Global Hepatitis Program (Geneva)Guidelines for the management of opioid overdose in the community setting for Department of Mental Health and Substance Abuse (WHO, Geneva)Capacity building and training or program development in opioid substitution therapy (methadone) in Thailand and Cambodia.

Responsible for clinical care - generalist and emergency medicine, tropical infectious disease - as well as training and supervision of 12 doctors and 25 nurses in the Phnom Penh clinic.Coordination of public health issues such as response to Pandemic H1N1/09 Influenza and the 2010 Phnom Penh bridge stampede tragedy.

Consultation liaison addiction medicine. This position covers the entire area health service inpatient and outpatient services.

Management of renal inpatients and outpatients including ambulatory and haemodialysis at Royal Darwin Hospital and remote communities in the Top End of the Northern Territory under the supervision of consultant nephrologists.

General internal medicine rotations including endocrinology, respiratory, neurology, renal medicine, psychiatry (acute mental health unit)