Commissioner McRoberts joined the Northern Territory Police Force on 28 December 2009, following a 31 year career with the Western Australia Police.
In 1979, Mr McRoberts graduated from the Western Australia Police Academy and served at a number of urban and regional police stations as a general duties officer. He joined the Criminal Investigation Branch in 1985, working in a number of areas including the Armed Robbery Squad, Drug Squad and at Kununurra in the far north of the State.
Following a promotion, Mr McRoberts returned to the metropolitan area and was later in charge of the State Security Unit at a time of unprecedented demand following terrorist attacks in the United States in 2001, and Bali in 2002. In 2004, he was promoted to Assistant Commissioner and held a number of positions as a member of the senior executive group.
In 2008, he was responsible for the Counter Terrorism and State Protection portfolio and was the Western Australia Police representative on the National Counter Terrorism Committee and State Emergency Management Committee. In 1996, he graduated from Edith Cowan University after obtaining a Bachelor of Arts (Justice Studies) and in 2007 he was awarded the Australian Police Medal for distinguished police service. On 28 December 2009, Mr McRoberts was appointed Commissioner, Northern Territory Police Force and CEO Fire and Emergency Services.