Bollinger Shipyards Lockport LLC, Lockport, Louisiana, is awarded a $9,428,770 firm-fixed-price modification to previously awarded contract N00024-20-C-6316 for continued studies of a large unmanned surface vessel. This contract modification includes options which, if exercised, would bring the cumulative value of this contract modification to $13,958,770. Work will be performed in Lockport, Louisiana, and is expected to be completed by September 2024. If all options are exercised, work will continue through September 2024. Fiscal 2022 research, development, test and evaluation (Navy) funds in the amount of $149,933 will be obligated at time of award and will not expire at the end of the current fiscal year. The Naval Sea Systems Command, Washington, D.C., is the contracting activity.