Luke is a former wildlife enforcement ranger and Commonwealth Principal Investigator. During his career he has led numerous complex investigations in urban and remote environments, particularly in the field of international wildlife trafficking as well as being seconded to the Australian Crime Commission.

In 2015, Luke joined INTERPOL as a criminal intelligence officer focused on wildlife crime and poaching in Central and Southeast Asia. During this period, he coordinated transnational operations, capacity development including regional task force meetings and delivered training to Police, Customs and Rangers. He has collaborated with CITES, the UNODC, and EUROPOL on numerous law enforcement operations across Asia, the Middle East, Africa, Europe and North America.

He has worked operationally with Tasmania Police, Biosecurity Tasmania leading major animal welfare investigations and is currently the compliance manager with the Forest Practices Authority.
Since 2016 he has also worked as a consultant providing investigations and occupational safety training to clients in Australia, Tajikistan, and Kyrgyzstan and developed COSSA (Client Occupational Safety and Situational Awareness) for front line regulators with a focus on creating certainty when dealing with suspects and witnesses in uncertain dynamic work environments.