Rockwell Collins Inc., Cedar Rapids, Iowa, is awarded a $17,135,026 cost-plus-fixed-fee modification (P00006) to a previously awarded contract (N0001922C0014). This modification exercises an option to provide ongoing sustaining engineering support, diminishing manufacturing sources and material shortages management in support of the E-6B Take Charge and Move Out (TACAMO) and airborne command post aircraft. Work will be performed in Richardson, Texas (70%); Oklahoma City, Oklahoma (20%); and Patuxent River, Maryland (10%), and is expected to be completed in November 2023. Fiscal 2023 operation and maintenance (Navy) funds in the amount of $4,206,256 will be obligated at time of award, all of which will expire at the end of the current fiscal year. The Naval Air Systems Command, Patuxent River, Maryland, is the contracting activity.