John J Sheahan

John J. Sheahan serves as a Contract Specialist within the U.S. Transportation Command (USTransCom), supporting the Department of Defense’s global mobility mission through the execution of complex logistics and transportation contracts. He manages the full lifecycle of acquisition actions for air, sea, and land mobility services, with a primary focus on expeditionary logistics, port and terminal operations, and rapid deployment support. His work ensures the timely and efficient movement of personnel and critical supplies across all domains, directly enabling theater access and sustainment for military operations worldwide. Sheahan routinely handles solicitations under FAR Part 13 and Part 15, leveraging both simplified and negotiated acquisition procedures to meet urgent operational requirements. Sheahan maintains consistent working relationships with key contractors including UNCOMN LLC, PHOENIX AIR GROUP, INC., RAMPART AVIATION, LLC, FANCIULLI EGISTO S.R.L., and MOUNTAIN AVIATION, LLC. These partnerships are primarily centered on air transportation services, including both scheduled and nonscheduled freight and charter operations. His procurement approach emphasizes performance-based contracting and outcome-driven deliverables, fostering long-term vendor collaboration grounded in mission-critical reliability and operational flexibility. While the majority of his acquisitions are conducted without set-asides, Sheahan consistently allocates approximately 25% of his portfolio to Total Small Business Set-Asides under FAR 19.5, demonstrating a deliberate commitment to small business participation. He prioritizes vendors capable of delivering specialized aviation and logistics capabilities, ensuring competitive engagement while maintaining readiness standards. His procurement focus is heavily concentrated in NAICS 481111 (Scheduled Passenger Air Transportation) and 481212/481219 (Nonscheduled Chartered and Other Air Transportation), reflecting his expertise in air mobility services. He also manages contracts under 611310 for specialized training and professional education supporting transportation workforce development, underscoring his technical proficiency in both operational and human capital domains within defense logistics.