United States, June 17 -- Fluor Marine Propulsion LLC, Arlington, Virginia, was awarded a $560,493,551 cost-plus-fixed-fee modification to previously awarded contract N00024-18-C-2130 for Naval Nuclear Propulsion work at the Naval Nuclear Laboratory. Work will be performed in Pittsburgh, Pennsylvania (47%); Schenectady, New York (45%); and Idaho Falls, Idaho (8%). Fiscal 2025 operations and maintenance (Navy) funding in the amount of $87,700,000 (54%); fiscal 2025 research, development, test and evaluation funding in the amount of $39,956,500 (24%); fiscal 2024 shipbuilding and conversion (Navy) funding in the amount of $33,824,878 (21%); fiscal 2025 other procurement (Navy) funding in the amount of $1,200,000 (less than 1%); fiscal 2024 re...