Hilary is a senior part time commissioner at the Commission for Conciliation, Mediation and Arbitration (CCMA) since 1998 and a private mediator and arbitrator. She has extensive experience in labour dispute resolution, conflict management, facilitation, mediation and arbitration.

Hilary serves as an arbitrator for a number of public and private Bargaining Councils and has presided over numerous disciplinary processes. She also has corporate experience and provides consultation and training services.