Commencing with CSU in 2017, Charrissa served as a police officer with the Queensland Police Service for 9 years. Graduating with Distinction with a Master of Arts - Counter Terrorism, Security & Policing in 2015, Bachelor of Arts - Psychology in 1996, Diploma of Policing in 2001 and Diploma of Government in 2013.
With over 15 years' experience in state jurisdictional areas as well as the private sector, with her engagements focusing on national security, law, counter violent extremism, counter terrorism, emergency management and corporate financial governance. Charrissa was the first Australian Capital Territory (ACT) Countering Violent Extremism Coordinator (CVE) and was responsible for the commencement, development and implementation of the ACT's CVE Intervention Program and Advisory Committee. Representing the ACT for counter terrorism and emergency management matters to the Australian and New Zealand Counter Terrorism Committee (ANZCTC), Australian and New Zealand Emergency Management Committee (ANZEMC), Council of Australian Governments Group (COAG) and COAG Senior Officials Meeting (SOM) during the escalation of terror alerts from 2014 - 2016.
At the School of Policing, Charrissa has been lecturing in all facets of the ADPP course. Completing her university teaching qualification in mid-2018, she has recently commenced her PhD in 2019 with Charles Sturt University, Centre for Law and Justice. Her research degree focuses on Emotional First Aid & Police Officers: Examining the Role of Family members.