Progeny Systems Corp.,* Manassas, Virginia, is awarded a $16,439,703 cost-plus-fixed fee modification to previously awarded contract N00024-19-C-6204 to exercise options for engineering and technical services for Navy submarines and aircraft carriers. Work will be performed in Manassas, Virginia (30%); Groton, Connecticut (25%); Bremerton, Washington (15%); Las Vegas, Nevada (10%); Cleveland, Ohio (10%); Chesapeake, Virginia (4%); Pearl Harbor, Hawaii (2%); San Diego, California (2%); and Kings Bay, Georgia (2%), and is expected to be completed by January 2024. Fiscal 2023 National Sea-Based Deterrence Fund (Navy) funds in the amount of $1,049,000 (62%); fiscal 2023 other procurement (Navy) funds in the amount of $500,000 (29%); and fiscal 2022 other procurement funds in the amount of $154,800 (9%) will be obligated at the 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.