Jac was educated at the Danish National School for Contemporary Dance and Rotterdam Dance Academy. As a freelancer he has worked with several choreographers, among them Heidi Vierthaler and Benedikt MacIsaac, as well as developing his own artistic work. In 2010 Jac was nominated for that year's edition of the Rolex Mentor and Protegé Arts Initiative in the field of dance. During 2012 he was engaged at the Gothenburg Ballet as a guest dancer and later that same year joined Cullberg Ballet. Jac Carlsson was an apprentice at Cullberg Ballet season 2010/2011.