Mr. Redza has been with PETRONAS since 1991 and was an integral part of several key projects, holding several positions, including Head of Legal Upstream and Company Secretary of PETRONAS. He is currently the Head of Legal Corporate, Group Legal, PETRONAS.

He has also held various directorship positions within the PETRONAS Group of Companies as well as company secretarial-ship, and is currently a member of the Board of Trustees for Yayasan PETRONAS. He was appointed as Trustee of Cancer Research Malaysia on 23 October 2020