Jabarkan Pendidikan dari Surna Tjahya Djajadiningrat

Master, University of Hawaii, USA, 1980

Doctor, University of Hawaii, USA, 1982

Ketua dan Pendiri ESQ Business School - (2012 - 2014)

Anggota Dewan Pertimbangan Program Penilaian Peringkat Kinerja Perusahaan Dalam Pengelolaan Lingkungan - (2005)

Head of Agency for Training and Education, Department of Mine and Mineral Resources - (2001)

Director General of Mine, Department of Mine and Energy - (2000)

Direktur Jenderal Pertambangan Umum Departemen Pertambangan dan Energi - (2000 - 2001)

Kepala Badan Pendidikan dan Pelatihan Energi dan Sumber Daya Mineral Departemen Energi dan Sumber Daya Mineral - (2001 - 2003)

Expert Staff to the Minister of Mine and Energy - (1999)

Staf Ahli Menteri Pertambangan dan Energi Departemen Pertambangan dan Energi Bidang Lingkungan Pertambangan - (1999 - 2000)

Deputy Head of EIA and Technical Assistant, Agency for Environmental Impact Management (Bapedal) - (1998)

Deputi Kepala Badan Pengendalian Dampak Lingkungan BAPEDAL, Bidang Amdal, dan Pembinaan Teknis - (1998 - 1999)

Member of Delegation ‘ Rio meeting (1997) ‘ United Nations - (1997)

Assistant Minister for Coordination – State Ministry for Environment - (1993 - 1998)

Head of Senior Official on Environment: South East Asian Nations (ASEAN), Asia Pacific Economic Cooperation (APEC), United Nations Environmental Programmes (ESCAP), Global Environmental Facilities (GEF), Commission on Sustainable Development (CSD) - (1993 - 1998)

Member of Delegation ‘ Preparatory Committee Meeting ‘ World Conference on Sustainable Development - (1991 - 1992)

Asisten Menteri Negara Departemen Lingkungan Hidup, Bidang Koordinasi - (1993 - 1998)

Asisten Menteri Negara Departemen Kependudukan dan Lingkungan Hidup, Bidang Informasi,Komunikasi, dan Peran Serta Masyarakat - (1988 - 1993)

Plt. Pembantu Asisten Menteri Negara Departemen Kependudukan dan Lingkungan Hidup,Bidang Keserasian - (1984 - 1988)

Professional Associate EAPI, The East West Center, Honolulu, Hawaii, USA - (1981)

Research Assistant Environment and Policy Institute (EAPI), The East West Center, Honolulu, Hawaii, USA - (1979 - 1980)

Research Assistant Technology Development Institute (TDI)-The East West Center, Honolulu, Hawaii,USA - (1978)

Research Associate Development Technology Center (DTC) – ITB - (1972 - 1996)