Manny is an international expert on disaster risk reduction and climate change adaptation, and a public health specialist and economist. He has 30 years of work experience in public service and civil society (since 1986) and more than 20 years of professional experience in the fields of disaster risk reduction, climate change adaptation, and humanitarian action at national and international levels (since 1993).
Manny worked in the Philippine Government from 1986 to 2001. He was director at the Department of National Defense and deputy administrator at the Office for Civil Defense - National Disaster Coordinating Council, 1998-2001. He was advisor on contingency planning at the National Security Council, 1997-1998. He was head executive assistant and national program manager at the Department of Health, 1986-1997.
Outside government, Manny advised national and local government agencies and international and regional organizations, including the United Nations system on disaster risk reduction and climate change adaptation for sustainable development, health emergency preparedness and management, public-private partnership, and policy leadership and advocacy.
As an international advisor on disaster risk reduction and climate change adaptation, Manny worked in Bangladesh, Bhutan, Cambodia, China, Indonesia, Japan, Korea, Laos, Malaysia, Maldives, Nepal, Sri Lanka, Switzerland, and Vietnam.
He was senior regional expert on disaster risk management of the Association of Southeast Asian Nations (ASEAN) Secretariat in 2006 and 2013. He also served as senior advisor on disaster risk reduction at WMO and UNISDR in Geneva, Switzerland, promoting high-level advocacy and multistakeholder partnership on disaster risk reduction and climate change adaptation at all levels (2007-2015).
He was appointed to the Philippine Climate Change Commission in September 2015 and led the negotiations by the Philippines on the Paris Agreement at COP21 (2015).