His expertise spans education policy, curriculum design, strategic planning, project evaluation, training of trainers (TOT), monitoring and evaluation, capacity building, and livelihood development programs. He has worked extensively with national and international institutions including UNESCO, Asian Development Bank, UNDP, Kathmandu University, Tribhuvan University, and various development organizations in Nepal and abroad.

Dr. Rijal has served in senior academic and leadership roles as Campus Chief, Managing Director, Visiting Faculty, Consultant, and Team Leader across multiple education, development, and research institutions. He has also contributed significantly to curriculum development for technical education, policy formulation, project implementation manuals, and institutional reform initiatives.
He is actively involved in multidisciplinary research, journal publication, and academic supervision, serving as Editor-in-Chief and research advisor for academic publications and research institutions. His published works include books and research papers focused on TVET, economic development, education reform, curriculum innovation, and livelihood enhancement.