Dr. Perez serves as the Deputy Director General for Space Science and Technology (DDG-SST) at the Philippine Space Agency (PhilSA). She is also a Professor at the Institute of Environmental Science and Meteorology of the University of the Philippines Diliman.
She was a postdoctoral fellow at the NASA Goddard Space Flight Center (2010-2011). She is a graduate of the National Institute of Physics at the University of the Philippines Diliman, from which she received Bachelor of Science in Applied Physics (2003), Master of Science (2005), and Doctor of Philosophy in Physics (2009).

Dr. Perez has led various programs on satellite development in the Philippines as well as other projects that utilized satellite and remotely sensed data for environmental applications and climate studies.

Dr. Perez is a recipient of The Outstanding Women in the Nation's Service (TOWNS) Award (2019) and is the first Filipino woman to receive the ASEAN-US Science Prize for Women (2018).

Her research interests include Earth observation satellite product development, drought monitoring and forecasting, forest change detection, land cover/land use change, other satellite remote sensing applications for the environment, seasonal and climate prediction, climate change and variability, complex systems, and interdisciplinary applications of Physics.