Rohan graduated from the University of Tasmania in 2004 with a combined degree in Economics & Law with first class honours in law.
In 2005 he completed a Graduate Certificate of Legal Practice and was admitted as a legal practitioner. Upon his admission he spent a year as Associate to the Honourable Justice Crawford of the Supreme Court of Tasmania.
Rohan has been a legal practitioner at Douglas and Collins in Launceston since August 2006 and became Principal of the firm in January 2013.
He was President of the Council of the Law Society of Tasmania in 2016/2017 and is a current executive member.
He practices in civil and criminal litigation. He has been a member of the Council of the Law society since 2010.
In addition to practice Rohan is currently;
- A member of the Board of the Tasmanian Law Reform Institute,
- A member of the Disciplinary Tribunal for the Tasmanian Legal Profession,
- A Criminal Injuries Compensation Commissioner,
- Member of the Solicitors Accounts Rules Committee,
- Chairman of the Launceston Touch Football Association Tribunal,
- Disciplinary Tribunal member for Touch Football Australia,
- Member of the Board of Encore Theatre Company,
- On the committee of the Tamar Churinga Hockey club
He is a former President of Law Foundation, Vice President and Treasurer of the Law Society, is a former Deputy Chairman of the Tasmanian Racing Appeals Board (2013-2015), A former member of the Northern Tasmania Football Association Tribunal (2006-2012) and a Board Member of the Time Out House.