Khadka Prem Kumar has worked in the South-South Cooperation Unit of Helvetas since 2009. He joined Helvetas in 1997 in the Trail Bridge Support Unit. Before joining Helvetas, Khadka had worked in the fields water supply, irrigation as well as road and building construction in different agencies and companies for six years. He supported the implementation of a number of critical bridges in some of the most remote areas of Nepal. He also supported trail bridge construction in other countries such as Ethiopia, Burundi, and India.