The opportunity titled 'Pioneering Aerospace Capabilities, Engineering and Research' (PACER) is a solicitation issued by the Air Force Research Laboratory (AFRL) aimed at advancing aerospace technologies through innovative research and development. This initiative seeks contractors with expertise in engineering and research related to aerospace systems, particularly those capable of delivering novel propulsion architectures and technologies. The work involves conducting studies, developing concepts, and potentially demonstrating proof-of-concept technologies that align with military applications and future operational needs. Businesses with a strong background in aerospace engineering, research and development, and those familiar with government contracting processes are encouraged to submit proposals.