Environmental Impact Assessment of rural infrastructure development, Water Supply, Drainage & Sewerage Component of Sanitation & Environment Improvement. Natural Resources Management (i.e. Resource surveys/inventory and assessment, biodiversity surveys and assessment, including recreation area, protected areas and wildlife conservation and management, identification and delineation of management zones, etc.). Ecotourism Development and Management Program/Project Planning, Preparation and Development, Implementation (from concept development, implementation, monitoring and evaluation).

Held various positions on a number of environmental and social projects: Environmental Expert for Hanoi Urban Transport Development Project, (HUTDPMU, Transport Development Project of the Hanoi City People’s Committee/World Bank), Vietnam, Aug. 2008 to Present; Environmental Specialist for South Corridor Improvement Project, Azerbaijan (MOT/ADB), Oct.-Nov. 2008; Environmental Expert for GMS: Rehabilitation of Railway, Cambodia, (Ministry of Public Works & Transport/Asian Development Bank), Aug, 2008; Environmental Specialist for North-South Corridor Road Project, Afghanistan, (Ministry of Public Works and Transport/Asian Development Bank), Jun.-Jul. 2008; Planning Adviser–Social and Environmental for Provincial and Rural Infrastructure Project, Cambodia, (Ministry of Public Works & Transport/WB), Apr. 2005-Nov. 2007; Environmental Expert for Water Supply, Drainage & Sewerage Component of Sanitation & Environment Improvement Project in Haiphong  City, Vietnam, (Haiphong Peoples Committee/World Bank), Jul.-Sept. 2007; Environment Specialist for Provincial Cities Water Supply Project V, Philippines (LWUA/JBIC), Oct. 1997-Oct. 2006; Social and Environmental Specialist for Network Preservation Program-Road Network Improvement Project (NPP-RNIP), Vietnam, (RPM2, VRA, MOT/WB), Apr. 2006-May 2007; Natural Resource Management Specialist & Environment Specialist for Mindanao Rural Development Project Phase 2, Philippines, (Department of Agriculture/World Bank), Sept.-Dec. 2005; Team Leader/Biodiversity Specialist for Sustainable Environmental Management Project for Northern Palawan, Philippines, (Palawan Council for Sustainable Development/JBIC), Mar. 2004-Feb. 2005; Environmental and Social Officer for Metro-Manila Urban Transport Integration Project, Philippines, (Metro Manila Development Authority/WB); Jul. 2002-Jul.2004; Environmental Specialist for Rehabilitation of the Baguio-Bontoc-Banawe (Halsema) Road, Philippines, (Dep’t. of Public Works & Highways/WB), Mar. 2001-2004; Environmental Specialist for Grains Sector Development Project, Philippines, (Environmental Investigation Agency/ADB), Oct. 2002-May 2003; Environmental Specialist for Cordillera Highland Agricultural Resource Management Project (Rural Infrastructure Component), Philippines, (Dep’t. of Agriculture CAR/ADB), Jul.1998-Dec.2002; Natural Resource Management/Environmental Specialist for Subic Bay Protected Area Management Plan, Philippines, (Subic Bay Management Authority/JBIC), Jan.-Jun. 2002; Protected Area Specialist for National Integrated Protected Areas Programme (NIPAP) (PHIL: EC/ALA/PHI/B7-041/I/93-20 Project Code NIPAP (B7-5041/I/93/20)), Philippines (EU/European Commission), Jan.-Mar. 2001; Team Leader/Wildlife Ecologist  for Philippine Raptor Conservation Project, Philippines (DENR/PAWB), Jan.-Dec.1999; Environmental Specialist for Detailed Engineering of the Northern Luzon Expressway Extension Project, Philippines, (First Philippine Infrastructure Dev’t. Corp./Private Funding with Assistance from IFC), Jul.1997-Aug.1998; Biodiversity Specialist and Terrestrial Ecologist for Environmental Impact Assessment of The Brittany Golf and Country Club, Philippines, (Brittany Golf and Country Club/Private Funding), Dec.1997-Jan.1998; Biodiversity Specialist and Terrestrial Ecologist for Camp John Hay Master Development Plan Project, Philippines (Fil State/Bases Conversion Development Authority), Jun-Jul.1988; Biodiversity Specialist and Terrestrial Ecologist; Environmental Specialist for Caraga Ecotourism Master Plan Development Project, Philippines (Dep’t of Tourism; and Dep’t. of Environment and Natural Resources), Nov.-Dec.1997; Biodiversity Specialist and Terrestrial Ecologist; Environmental Specialist for Bago  Coal-Fired Power  Plant Project,  Philippines  [Nueva Ecija Electric Cooperative, Inc. (NEECO)], Nov.-Dec. 1997;Environmental Consultant for Detailed Engineering and Construction of Service/Access Road to Yadana Pipeline, Myanmar, (Moattama Gas Transportation Corp./TOTAL Oil & Gas Company), Oct.1996-Sept.1997; Terrestrial Ecologist and Wildlife Specialist for Bunker-Fired 60-Mw Diesel Power Plant Project, Philippines (Ilocos Norte Power Corporation), Jun- Aug. 1997; Terrestrial Ecologist for Club John Hay Master Development Plan, Philippines (Fil State/ Bases Conversion Dev’t. Authority), Dec.1996-Mar.1997; Environmental Specialist for Rehabilitation of the Baguio-Bontoc-Banawe (Halsema) Road, Philippines, (DPWH/WB), 1996-1997; Environmental Consultant for Haryana Highway Upgrading Project, India (Gov’t. of Haryana-Public Works Dep’t./World Bank), Apr.-Sept. 1996; Project Leader/Conservation Specialist for Palawan Peacock Pheasant Conservation Project (World Pheasant Association and the Haribon Foundation), Mar.-Jun. 1996; Forest Management/Biodiversity Specialist/Environmental Specialist for Technical Assistance to Buffer Zone Management-Biodiversity Conservation and National Protected Areas, Philippines (DENR–PAWB/ADB), Jan.-Jun. 1996; Conservation/Environmental Consultant for Community-Based Conservation and Enterprise Program for Indigenous Communities in Palawan, Philippines (Biodiversity Conservation Network/World Wildlife Fund-Philippine Program; Tagbanua and Palawan Indigenous Communities), Aug. 1994-Mar. 1996;  Natural Resources Conservation Consultant/Biodiversity Specialist for Earthquake Rehabilitation Programme, Transport Strategy Study for Northern Luzon, Philippines (DPWH/Commission of the European Communities), Aug.-Dec.1995; Environmental Consultant for La Mesa Dam Resource Management Plan, Philippines (Alpha Omega Integrated Corp/Private Funding), Jul.-Aug. 1994; Biodiversity Specialist; Environmental Planning Specialist for Mt. Pinatubo Recovery Action Plan, Philippines (DENR/USAID), Nov. 1992-Jan. 1994; Biodiversity Specialist for Natural Resources Management Program Environmental Assessment (NRMP-EA), Philippines (DENR/USAID), Feb.-May 1993; Environmental Consultant for Aurora Roads Infrastructure Development Project (ARIDP) under the Philippine Assistance Program Support (PAPS), (USAID), Jun.-Dec. 1991; Ecosystems Management Specialist for Management of National Recreation Areas in Luzon, Leyte and Mindanao, Philippines (Protected Areas & Wildlife Bureau-DENR), Apr. 1989-Jul. 1991; Co-Team Leader/Ecosystems Management Specialist for Conservation Support Programme, Philippines (DENR), May 1989-Apr. 1991; Terrestrial Ecologist for Road Improvement Projects in the Provinces of Quirino, Aurora, Quezon, Oriental and Occidental Mindoro and Palawan, Philippines (USAID), Jun. 1990-Feb. 1991; Environmental Consultant for Rural Infrastructure Development Project, Philippines, (USAID), Jun. 1990-Feb. 1991; Project Manager/Conservation Specialist for Captive Breeding and Education, Philippine Eagle Conservation Program (Bureau of Forest Dev’t.-Dep’t. of Environment and Natural Resources (BFD-DENR)-WWF- USA), Nov. 1983-May 1985; Co-Manager/Wildlife Conservation for Special Project of the Philippine Bureau of Forest Development/World Wildlife Fund-U.S.A. Project 1531 and National Geographic Society Grant 1919, 2061, 2264 (BFD-DENR)- WWF-USA and National Geographic Society), Sept. 1980-Oct. 1983; Zoologist for Philippine Eagle Conservation Program (World Wildlife Fund U.S.A. and the National Geographic Society/Gov’t. of the Philippines), Jun. 1977-Sept. 1980.