Summary This vacancy is for a GS-1801-12, MARINE INVESTIGATOR located in the Department of Homeland Security, SECTOR LOWER MISSISSIPPI RIVER and MARINE SAFETY UNIT VICKSBURG in Millington, TN and Vicksburg, LA (respectively). Responsibilities You will serve as a MARINE INVESTIGATOR and be responsible for performing as the primary Marine Investigator providing technical expertise and leadership to the Captain of the Port (COTP)/Officer in Charge Marine Inspection (OCMI) in all aspects of marine casualty investigations. The Marine Investigator serves as the civilian resident Prevention Department's source for continuity of investigation program policies, technical issues, special program support activity and is a primary contact with other Federal, State and local law enforcement agencies related to marine investigations such as the Department of Interior/Minerals Management Service, Department of Justice; Federal Bureau of Investigation; Customs; Bureau of Alcohol, Tobacco, and Firearms...