Keisha Pullen-Perry

Keisha Pullen-Perry serves as a Contract Specialist within the Domestic Nuclear Detection Office Acquisition Division of the Department of Homeland Security, where she plays a pivotal role in executing high-stakes procurements for advanced nuclear and radiological detection technologies. She manages the full lifecycle of contracts for mission-critical systems including personal radiation detectors, handheld isotope identifiers, and fixed-site monitoring platforms, ensuring alignment with national security objectives and technical specifications set by scientific and operational stakeholders. Her work directly supports the agency’s mandate to safeguard domestic borders and critical infrastructure by acquiring cutting-edge sensing and identification capabilities that enhance threat detection and response readiness. Pullen-Perry collaborates with a diverse range of defense and homeland security contractors specializing in radiation detection hardware, signal processing software, and integrated sensor networks. While no single vendor dominates her portfolio, she consistently engages with firms possessing expertise in nuclear instrumentation, ruggedized electronics, and compliance with ANSI and IEC standards for radiation measurement. Her contracting approach emphasizes technical rigor, performance-based requirements, and rigorous source selection under FAR Part 15, fostering partnerships with vendors capable of rapid innovation and field deployment. Her procurement patterns reflect a strong preference for full and open competition, with 100% of her acquisitions conducted without set-asides, indicating a focus on technical capability over socioeconomic classifications. This approach prioritizes mission effectiveness and the broadest possible pool of qualified suppliers with proven expertise in nuclear detection systems. Her primary procurement focus lies within NAICS 334519, Other Measuring and Controlling Device Manufacturing, underscoring her deep specialization in procuring precision radiation detection instruments, spectroscopic analyzers, and embedded systems designed for field operability under extreme environmental conditions. She works closely with engineers and scientists to translate complex technical requirements into enforceable contract deliverables, ensuring acquisitions meet stringent performance, durability, and interoperability standards.