Shirley A. Yamaguchi

Shirley A. Yamaguchi serves as a Contract Specialist with the Defense Information Systems Agency (DISA), where she plays a pivotal role in executing mission-critical acquisitions that support secure, interoperable information systems for global military operations. She manages the full lifecycle of procurement actions—from market research and solicitation development to contract award and administration—focusing on technology infrastructure, cybersecurity-enabled platforms, and mission-critical software solutions. Her work directly enables DISA’s strategic priorities in sustaining high-bandwidth global connectivity and modernizing command and control systems, ensuring acquisitions align with DoD cybersecurity standards and interoperability requirements. Yamaguchi cultivates collaborative relationships with a diverse array of vendors, particularly those specializing in commercial off-the-shelf (COTS) computing hardware, network infrastructure components, and integrated software solutions. While specific contractor names are not disclosed, her procurement patterns reflect consistent engagement with merchant wholesalers and systems integrators capable of delivering secure, compliant IT equipment and installation services. She prioritizes vendors with proven track records in meeting DoD supply chain integrity standards and maintaining rigorous documentation for traceability and cybersecurity compliance. A staunch advocate for small business participation, Yamaguchi applies a 100% small business set-aside preference across her acquisition portfolio, fully aligning with FAR 19.5 guidelines. Her contracting approach consistently channels opportunities to small businesses, including those certified under 8(a), HUBZone, and SDVOSB programs, reinforcing DISA’s socioeconomic goals and fostering innovation through agile, niche providers. Her primary NAICS focus areas include Computer and Computer Peripheral Equipment and Software Merchant Wholesalers (423430), Electrical Contractors and Wiring Installation Contractors (238210), and Electrical Apparatus and Equipment Merchant Wholesalers (423610), reflecting her specialization in procuring secure networking hardware, cabling systems, and mission-critical software distribution channels. Yamaguchi’s technical expertise lies at the intersection of commercial IT supply chains and DoD-specific security protocols, ensuring all acquisitions meet stringent military operational requirements.