Sarah Duncan

Sarah Duncan serves as a key procurement lead within the Department of State, overseeing the acquisition of critical infrastructure and security services that sustain U.S. diplomatic missions worldwide. She manages a portfolio of contracts focused on engineering design, facility support, and physical security systems essential to the operational resilience of overseas embassies and consulates. Her work directly supports the agency’s mission to modernize and secure diplomatic infrastructure, ensuring mission continuity through compliant, high-integrity contracting practices. She routinely handles complex, multi-year task orders requiring rigorous compliance with international security standards and federal acquisition regulations. Duncan maintains consistent working relationships with a core group of prime contractors including BL Harbert International, Caddell Construction, PAE Government Services, Xator, and General Dynamics Information Technology. These partnerships reflect a preference for established firms with proven expertise in overseas construction, security technology integration, and facilities maintenance under austere conditions. Her contracting approach emphasizes performance-based outcomes, lifecycle support, and adherence to State Department security protocols, fostering long-term vendor collaboration grounded in reliability and compliance. Duncan’s procurement portfolio shows no reliance on socioeconomic set-asides, with 100% of awards issued under full and open competition. This reflects a strategic emphasis on technical capability and global operational readiness over socioeconomic preferences, aligning with the Department of State’s need for specialized, vetted contractors capable of operating in high-risk environments. Her primary procurement focus lies in NAICS 541330 (Engineering Services), 561210 (Facilities Support Services), and 561622 (Locksmiths), indicating deep specialization in architectural and structural engineering for diplomatic facilities, comprehensive maintenance and logistics support, and high-security physical access control systems. She procures integrated security solutions, including vault construction, biometric access systems, and hardened facility retrofits, demonstrating technical fluency in diplomatic infrastructure modernization.