Appointed to the Board of HDC on October 22, 2019, Datin Rosni started her career with the Ministry of Finance in 1996 and is now the Principal Assistant Secretary for Government Procurement Division, Ministry of Finance.

She received Bintang Cemerlang Kedah in 2014 and was awarded the Anugerah Khidmat Cemerlang in 2013, 2006 and 2003.  She received her Ahli Mahkota Melaka in 2011.

She holds a Master in Management from Open University of Malaysia, Bachelor of Business Administration from University Utara Malaysia and Diploma in Public Administration from Institut Tadbiran Awam Negara.