He was deployed to East Timor in 1999 (INTERFET) with 2nd Battalion Royal Australian Regiment (2RAR).

He was deployed to East Timor in 2001 with 1st Battalion Royal Australian Regiment (1RAR).

Both times he deployed he was involved in controversial anti-malarial drug trials using psychoactive drugs Mefloquine and Tafeniquion.

The ADF Administration of the drug mefloquine (brand name Lariam) in clinical trials to over 3,000 personnel—particularly during INTERFET in 1999–2000 and subsequent deployments up to 2015. 

Causing severe, long-term psychiatric and neurological injuries, including psychosis, suicidal ideation, depression, anxiety, and cognitive damage.