Amendment 0004 (see link provided below) - The Naval Air Warfare Center Aircraft Division (NAWCAD) Webster Outlying Field (WOLF) at Patuxent River, MD announces its intention to procure, on a competitive basis, the services necessary to provide engineering and integration of various airborne capabilities to include, but not limited to, sensors, communications systems, weapons systems, and control technologies for a variety of manned and unmanned airborne platforms. Specifically, the Airborne Systems Integration (ASI) Division requires technical, engineering, modernization, installation, integration, test, and operational services in support of Department of Navy (DON), Department of Defense (DoD), and other Government agency projects. These support services shall include, but are not limited to, engineering services, installation engineering, equipment integration, overhauls, design engineering for airborne capabilities, test and evaluation, user and maintainer training, and on-demand operational support. This requirement is a follow-on procurement for N00421-21-D-0001.