Dirk R. McCollough

Dirk R. McCollough serves as a Contract Specialist at Washington Headquarters Services, supporting the Department of Defense’s mission to modernize institutional management systems and enhance enterprise-wide operational efficiency. In this role, he manages the full lifecycle of procurement actions, from requirements validation and market research to contract award and administration, with a focus on professional services that enable DoD-wide administrative and technical modernization. His portfolio centers on consulting, systems design, and mission-critical support services that streamline defense enterprise functions and advance digital transformation initiatives across DoD components. McCollough maintains consistent working relationships with a select group of high-performing contractors, including CLARITY INNOVATIONS LLC, CYNERGY PROFESSIONAL SYSTEMS LLC, SIGNATURE RENOVATIONS LLC, AMD INTERNATIONAL TECHNOLOGIES LLC, and GUIDEHOUSE INC. These partnerships reflect a preference for established service providers with proven expertise in management consulting, IT systems design, and facility modernization. His contracting approach emphasizes performance-based outcomes, clear statement of work development, and rigorous contract oversight to ensure alignment with WHS’s strategic objectives. His procurement patterns show a strong preference for full and open competition, with 93.3% of awards issued without set-asides, reflecting a focus on mission-critical urgency and technical specificity over socioeconomic preferences. When set-asides are utilized, they are exclusively under the Total Small Business category (FAR 19.5), indicating a measured but intentional commitment to small business participation without compromising acquisition agility. McCollough’s primary NAICS focus areas include Administrative Management and General Management Consulting Services (541611), Computer Systems Design Services (541512), and Other Computer Related Services (541519), underscoring his expertise in procuring strategic advisory, IT modernization, and systems integration services. He also regularly supports acquisitions in Mixed Mode Transit Systems (485111) and Research and Development in Nanotechnology (541713), demonstrating a diverse technical portfolio aligned with WHS’s broad institutional support mission.