Electric Boat Corp., Groton, Connecticut, is awarded a $48,627,265 modification (P00034) to previously awarded, cost-plus-fixed-fee contract N00014-19-C-1002 for the Next Generation Submarine Science and Technology Research effort. The contract modification adds five new option periods. The proposed effort is to develop technologies for transition to the Virginia and Columbia submarine acquisition programs, and to provide technology options for the next SSN class that improve submarine performance, operations, life cycle and affordability. The effort includes development of numerical modeling and simulations tools, development of engineering analysis methods, development and demonstration of component and system concepts, technology assessment, and application of ship builder expertise in engineering and submarine arrangements to evaluate and transition technology into submarine designs. The total cumulative value of this contract is $88,289,172. Work will be performed in Groton, Connecticut, and is expected to be completed by May 31, 2028. Fiscal 2022 research, development, test, and evaluation (Navy) funds in the amount of $4,899,265 are obligated at time of award and will expire at the end of the current fiscal year. The Office of Naval Research, Arlington, Virginia, is the contracting activity.