Jacinta O’Leary has taught Woodwork, Plastics, Junior Electronics and Visual Communication Design in various schools in Victoria. She currently teaches at Distance Education Centre Victoria, where she created courses for Design and Technology in the junior level, VCE Visual Communication Design, VCE Food and Technology and VCE Product Design and Technology.
In 2010 Jacinta was the chief writer for the VCAA review of VCE Product Design & Technology 2012–2017. In 2015 and 2016 she contributed to the VCAA Assessment Criteria for the major task for this subject and she has been an exam assessor for many years. She has been a board member of the Design and Technology Teachers Association Victoria (DATTA Vic) since 2007, writing and editing DATTA Vic teacher support material for VCE Product Design and Technology and giving numerous presentations, both to teachers and students, on the subject.