Craig was an academic lecturing in labour law at undergraduate and postgraduate levels, first at the University of Cape Town and then the University of the Western Cape. He has published academic articles on various topics including s197 transfers, the employment relationship and unfair dismissal. Craig has also co-authored a book on employment and business transfers and, in 2016, Reviews in the Labour Courts. Until 2013, he was a senior commissioner at the CCMA and a panellist for a number of bargaining councils.