He is Director of national solid waste management commission in philippines, he also served as Deputy Executive Director from 2010-to December 2013, Head Executive Assistant National Solid Waste Management Commission, Office of the President 1999 to April 2010, Executive Director Presidential Committee on Golf Course Construction and Development 8 October to 20 May 1999, Executive Director Task Force Air Quality, Office of the Secretary, Dept. of Environment and Natural Resources 20 October 1998 to 23 December 1998, Director for Technical Services Office of the Undersecretary for Field Operations, DENR 1 September 1997 to 20 October 1998, Executive Director Presidential Committee on Golf Course Construction and Development 11 April 1997 to 1 September 1997, Regional Technical Director Department of Environment and Natural Resources, Region IV-B 17 September 1996 to 11 April 1997, Regional Technical Director Department of Environment and Natural Resources, Region IV-A 2 January 1996 to 17 September 1996. He did Masters Degree in Environmental Management and Development, 1995 Australian National University, Canberra, Australia, Masters Degree in Public Administration, 1993 Manuel Luis Quezon University, Manila, Philippines, Post-graduate Certificate in Solid Waste Management Administration, 2004 National Institute of Environmental Studies, Tsukuba, Japan, Graduate Certificate in Land Reform and Rural Development, 1992 Land Reform Training Institute, Taoyuan, Taiwan, Republic of China.