• Designation: General Manager in Agriculture (Retired)
• Organization: Bangladesh Sugar and Food Industries Corporation (BSFIC)
• Country: Bangladesh

Designation: Technologist || Organization: National Institute of Oceanography and Applied Geophysics || Country: Italy

Designation: Chairman || Organization: Pakistan Council of Research in Water Resources || Country: Pakistan

Designation: Assistant Professor
|| Organization: National Institute of Rural Development & Panchayati Raj || Country: India

Designation: Assistant Professor
|| Organization: Bangladesh Agricultural University || Country: Bangladesh

Designation: Assistant Professor and Head of the Department of Geography
|| Organization: NBPC College, Kolkata || Country: India

Designation: Associate or Adjunct Professor || Organization: University of Helsinki, Finland || Country: Finland

Designation: Post Doctoral Fellow || Organization: International Institute for Population Sciences || Country: India