Commandant Manoranjan Srivastava joined as a Research Fellow at National Maritime Foundation in June 2019. He was commissioned into the Indian Coast Guard in 1993. He was the HOD Met Dept at Daman, Dy HOD Met Dept at INS Hansa (Navy), Various Operational and Administrative appointments such as Commanding Officer, Executive Officer, Dist Ops Officer Maharastra and Goa, Jt Director Administration(CGHQ), Jt Director Personnel(CGHQ), Jt Director Training(CGHQ), Director CS (CGHQ)and Director CG Public School, Daman. His last appointment was the Director Coastal Security at CGHQ, New Delhi. His appointments include, Supervision during construction and trials of Indian Coast Guard Ships Samar and Samarth at Goa Shipyard Ltd, Goa., Responsible for CAG Audit replies of Coast Guard, ATN replies and Parliamentary Questions at Coast Guard Headquarters, New Delhi, Handled promotion, transfer, Grievances and training of SOs and Naviks of entire Coast Guard.
He participated in National workshop on Arabian Sea Monsoon Experiment in 2001-2002 along with IISc professors.
He also represented India at the 24th Indian Scientific Research Expedition to Antarctica.