Datin Sunita graduated from the University of Bristol in 1990 with a degree in Law (LLB Hons) and qualified as a Member of the Institute of Chartered Accountants of England and Wales in February 1994.
Her working experience included 4 years in Ernst & Young, London, and 6 years at RHB Investment Bank, Kuala Lumpur, before she established her own firm, Artisan Encipta Ltd, to manage a government-owned foreign technology venture fund from 2002 to 2008. Since then, she has consulted on national competitiveness by improving national innovation ecosystems, as well as the competitiveness of business.
She was appointed to the Board on 5 January 2009. She is the Chairperson of the Audit Committee and Risk Management Committee. Datin Sunita also sits on the Board of Trustees of Hai-O Foundation.
Currently, her other board appointments include her position as Chairperson of Caring Pharmacy Group Berhad and its Audit Committee, where she is an Independent Non-Executive Director.
On 24 March 2016, Datin Sunita was appointed to the Board of MCIS Insurance Berhad, a member of the Sanlam Group, as an Independent Non-Executive Director where she also chairs the Board Risk Management Committee. She is also a Director of Zurich General Insurance Malaysia Berhad with effect from 2 July 2018. She sits on the Board of Trustees of Yayasan Usman Awang, Yayasan myNadi and Yayasan Seni Berdaftar which is registered with the Prime Minister's Department, and is the Festival Director of the Kuala Lumpur International Arts Festival held every September.