Stephen C. Viehweg

Stephen C. Viehweg serves as a Contract Specialist within the FA5270 18 Cons Pk unit of the Department of the Air Force, where he plays a pivotal role in securing mission-critical services and infrastructure support for U.S. military installations across the Indo-Pacific region. His procurement activities center on maintaining airfield operational readiness, facility integrity, and essential grounds maintenance to ensure continuous force projection. Viehweg manages a diverse portfolio of acquisitions under full and open competition, primarily focused on facilities support, construction-related components, and specialized maintenance services that directly enable combatant command objectives. He maintains consistent working relationships with key contractors including GILBANE JAPAN GK and KYUNAN CO., LTD., both of which provide specialized engineering, construction, and facility sustainment services tailored to austere and high-tempo operational environments. These partnerships reflect a pattern of long-term, performance-based contracting with established international vendors capable of delivering complex, time-sensitive infrastructure solutions under stringent military standards. Viehweg’s approach emphasizes reliability, technical compliance, and adherence to DoD installation requirements, fostering collaborative vendor engagement without reliance on socioeconomic set-asides. Viehweg’s contracting portfolio reflects a 100% preference for full and open competition, with no use of 8(a), HUBZone, SDVOSB, or other socioeconomic set-asides. His procurement strategy prioritizes capability, capacity, and mission alignment over socioeconomic criteria, aligning with the agency’s emphasis on rapid response and operational continuity in contested regions. His primary NAICS focus areas include Facilities Support Services (561210), Prefabricated Metal Building and Component Manufacturing (332311), and Commercial and Industrial Machinery Repair (811310), indicating deep expertise in airfield infrastructure, modular construction systems, and mission-critical equipment maintenance. He routinely procures prefabricated airfield repair components, waste collection systems, and communications hardware, demonstrating specialized knowledge in expeditionary logistics and force protection infrastructure.