Mark Riddle, Sr

Mark Riddle, Sr, serves as the Senior Contracting Officer for HQ AFSPC/A3/6SF within the Department of the Air Force, where he leads the acquisition and contract management of mission-critical information technology and custom software solutions to support space and missile systems infrastructure. His role is central to sustaining operational readiness by procuring secure, scalable, and interoperable computing systems that enhance command, control, and communication capabilities across Air Force Space Command installations. He oversees full lifecycle acquisitions—from requirements validation and market research to contract award and performance monitoring—focusing exclusively on custom computer programming services that integrate with legacy and next-generation defense architectures. Riddle maintains consistent working relationships with a core group of specialized contractors, including ASTERI CONSULTING SERVICES LLC, AMD INTERNATIONAL TECHNOLOGIES LLC, MCKENZIE CONSTRUCTION & SITE DEVELOPMENT LLC, ARHAB LLC, and PRIMEPRO BUSINESS SOLUTIONS LLC. These partnerships are built on proven technical proficiency in defense-grade software development, systems integration, and cybersecurity-compliant coding practices. His procurement approach emphasizes performance-based contracting, with a preference for vendors demonstrating deep domain expertise in aerospace and defense IT environments, often requiring clearance-level personnel and NIST-aligned development methodologies. Riddle’s portfolio reflects a 100% no set-aside procurement strategy, indicating a singular focus on technical capability over socioeconomic classifications. While small business participation is not formally prioritized through set-asides, he evaluates all offerors based on merit, past performance, and compliance with defense-specific standards, ensuring mission-critical outcomes remain paramount. His primary NAICS focus is 541511 (Custom Computer Programming Services), reflecting an exclusive emphasis on bespoke software development, system modernization, and secure application integration. He procures solutions that support real-time data processing, mission planning systems, and secure communications platforms—domain expertise grounded in aerospace engineering, DoD cybersecurity frameworks, and legacy system interoperability.