As chief communications officer at the National University of Singapore (NUS), Ovidia Lim-Rajaram heads an award-winning team that works on NUS reputation management, including strategic communications, branding and communications, digital communications, special events and protocol, issues management as well as crisis communications. She works with a diverse campus community of 50,000 spread across 17 schools and 30 university-level research institutes in Singapore, and in NUS locations overseas. Lim-Rajaram is the press secretary to the university president and university spokesperson. In her earlier life, she was a newspaper reporter, broadcast journalist, and a media studies lecturer.

Lim-Rajaram graduated from NUS with a bachelor's degree in political science and history, and holds a master’s degree in international communication from Macquarie University.