This is a brand name, small business set-aside solicitation for the renewal of Siemens Process Simulate software, as no other software meets the required fidelity for Human Factors analysis. The Naval Surface Warfare Center Dahlgren Division (NSWCDD) in Dahlgren, VA, is the requiring activity and delivery location. The award will be made on a firm fixed-price, Lowest Price Technically Acceptable basis, and all shipping costs to Dahlgren must be included in the quoted price. Quotations will only be accepted from authorized resellers who provide documentation from the Original Equipment Manufacturer (OEM). The anticipated award date is by 28 May 2026.