Professor Mukherjeeled a very illustrious life holding several important positions. Some of them are : 
Professor of Chemistry, University College of Science and Technology, Calcutta Director, Indian Agricultural Research Institute founder Director"; Central Building Research Institute, Roorkee ; Part-time Scientific Adviser, Departments of Agriculture, Animal Husbandry, Irrigation, Forest, Community Development, Government of West Bengal; Administrator, Boardof Secondary Education, West Bengal; Member. Union Public Service Commission ; President, State College of Agriculture of West 
Bengal ; President, Indian Science Congress Association ; President, Indian Chemical Society ; President, Indian Society of Soil Science ; President, Indian Association for the Cultivation of Science ; Founder -~Honorary~ Secretary of Indian Chemical Society ; President, Indian Science News Association ; President, Indian Society of Soil and Water Conservation; Vice-President, Indian Statistical Institute; Member, Foundation Committee; Fellow, Indian National Science Academy ; Fellow, Asiatic Society ; Life. member, Chemical Society, London ; Member, General Assembly, Board of Executive Committee of the International Council of 
Scientific Unions ; Chairman, Export Fertilizer Committee ; Chairman, Homeopathic Enquiry Committee ; Chairman, Research Committee, Department of Agriculture, Govt. of West Bengal; Chairman Land Utilization Board,Govt.of West Bengal; Chairman, Research Committee, CSIR; Member, Technical Committee and Board, CSIR ; Member, Senate and Board of Accounts, University of Calcutta ; Secretary (Science), Re organisation Committee, University of Calcutta ; Chairman, several scientific committees of ICAR ; Leader of the Indian Delegation to : 
(i)the VI Committees of the International Society of Soil Science, Holland  
(ii)the Third Congress of the International Society of Soil Science, Oxford  
(iii) the Imperial Agricultural Bureau Review Conference, London ; Member, Indian Scientific Mission of the Govt. of India to UK, USA, and Canada ; Member, Indian 
Delegation to the Royal Society Empire Scientific and British Commonwealth Official Scientific Conference, London ;Member. Indian Delegation to the United National Scientific Conference on the Conservation and Utilization of Resources, Lake Success, USA; Member, Indian Delegation to the Second Congress of the Pan Indian Ocean Scientific Association, Perth, Australia ; Delegate to the Conference on Tropical and Subtropical Soils, Rothamsted ; President, Board of Trustees; Surendranath Trust, Calcutta.