Research Assistant Professor (June 2020 - ): Courtesy appointment with the Department of Earth and Environment, Florida International University, Miami, USA;
Review College Member (April 2020-): British Ecological Society (UK);
Section Editor, Sustainability: A journal published by the MDPI Switzerlands (IF- 2.57) (March 2020-).
Research Evaluation Committee Member (2020-): Sustainable Forests and Livelihoods (SUFAL) Project (128 M USD worth World Bank funded project), Bangladesh Forest Department;
Advisor (Nature-based Climate Solutions) (2019-): International Centre for Climate Change and Development (ICCCAD), Dhaka, Bangladesh;
Member, Board of Trustees: Bangladesh Institute of Social Research (BISR) Trust (2019-).
Taskforce Member: Refugees and environmental crisis (part of Scientist’s warning to Humanity project hosted by Oregon State University, USA).
Scientific Committee Member and Organiser: International Conference – 'Forest and Landscape Restoration: Making it happen' held in New World Makati Hotel, Manila, Philippines (February 25-27, 2019).
National Expert, Centre for Global Development andThe Nature Conservancy, USA: Steps towards forest landscape restoration in the context of the Rohingya Influx: creating opportunities to advance environmental, humanitarian, and development progress in Cox’s Bazar (September 2018- June 2019)
Postdoctoral Research Fellow, University of the Sunshine Coast, Australia: Post-doc position within the Tropical Forests and People Research Centre at the University of the Sunshine Coast, Maroochydore DC, QLD, Australia (September 2015 - December 2016).
Postdoctoral Scientist, The University of Queensland, Australia: Postdoctoral position with the Tropical Forestry Group, School of Agriculture and Food Sciences, The University of Queensland, Brisbane, Australia (September 2015 - December 2016).
Academic Supervisor, The University of Queensland, Australia: Academic position with the School of Geography, Planning and Environmental Management (GPEM), The University of Queensland, Brisbane, Australia (July 2014 - ).
Technical Committee Member (2011 & 2012): International Conference - 'Environmental Aspects of Bangladesh' held annually in Fukuoka, Japan.
Graduate Research Coordinator:Towards several doctoral research projects for University of Bayreuth, Germany; Shinshu University, Japan and Swedish University of Agricultural Sciences (September 2007- April 2009).
Technical Consultant, Development Alternatives International (DAI), Washington, USA: Short-term technical consultant position towardsa USAID funded multi-year project on ‘Collaborative Management of Natural Resources (Forests and Wetlands) in Bangladesh (Contracting Agency: DAI, USA) (February- April 2008).
Research Fellow, East-West Center (Honolulu, Hawaii) and Nishorgo Support Project (NSP) of Bangladesh Forest Department: Project on -Protected Areas and Rural Livelihoods (field Research based at Satchari National Park, Habiganj, Bangladesh) (January 2006 to August 2006).