Mary L Caldwell

Mary L. Caldwell serves as a Contract Specialist within the Contract Administration Services Division (70RCAS) of the Department of Homeland Security’s Office of Procurement Operations. She plays a pivotal role in executing complex acquisitions of professional, scientific, and technical services critical to national security and operational readiness. Her portfolio centers on procuring advanced technology solutions in systems engineering, cybersecurity, and physical sciences, ensuring alignment with DHS mission imperatives. Caldwell manages the full lifecycle of contract actions—from solicitation and source selection to award and administration—emphasizing compliance with FAR regulations and strategic acquisition planning to support high-integrity government systems. While specific contractor relationships are not currently enumerated, Caldwell routinely engages with a diverse base of vendors, including prime contractors and subcontractors delivering specialized IT, communications, and hardware solutions. Her procurement patterns reflect collaboration with both large industry players and small businesses, fostering competitive environments that prioritize innovation, technical excellence, and performance accountability. She maintains a balanced approach to vendor engagement, ensuring transparency and fairness while upholding rigorous standards for technical capability and past performance. Caldwell demonstrates a strong commitment to socioeconomic contracting, with 37.5% of her acquisitions structured as small business set-asides, including 25% Total Small Business Set-Asides under FAR 19.5 and 12.5% specifically reserved for SBA-certified Economically Disadvantaged Women-Owned Small Businesses (EDWOSB). Her consistent use of these programs reflects a deliberate strategy to expand market access for underrepresented entrepreneurs while maintaining mission-critical performance standards. Her primary procurement focus lies in NAICS 541519 (Other Computer Related Services) and 541519 (Computer Storage Device Manufacturing), each accounting for 25% of her activity, alongside significant engagement in communications equipment manufacturing (334290) and specialized information services (511210, 517919). She specializes in acquiring cutting-edge digital infrastructure, data storage systems, and secure communications technologies that underpin DHS’s cybersecurity and operational resilience initiatives.