Acd. Azanza is a Professor Emeritus of the Marine Science Institute, University of the Philippines (UP) Diliman. She has extended her expertise to the University in various positions including being the first woman dean of the College of Science, UP Diliman. For her contributions to the biology and farming of seaweeds which are sources of carrageenan, she became one of the members for seven years of the International Seaweed Association Council, a rare post occupied by a woman.
Acd. Azanza has more than 70 publications in international books and journals. She has extended her expertise to government agencies and international organizations, concurrently being the vice-chairman of UNESCO-Intergovernmental Oceanographic Commission (IOC) Panel on Harmful Algal Blooms (IPHAB) and leader of IOC’s Harmful Algal Blooms in Southeast Asia (HABSEA) Portal and e-learning for seven years.