Doris R. Castro

Doris R. Castro serves as a Contracting Officer for Naval Facilities Engineering Systems Command (NAVFAC) Marianas, where she manages the acquisition of critical infrastructure and environmental support services across Guam, the Commonwealth of the Northern Mariana Islands, and the Federated States of Micronesia. In this role, she ensures compliance with federal procurement regulations while advancing the agency’s mission of sustaining operational readiness through resilient facility development and environmental stewardship. Her portfolio primarily encompasses environmental consulting, commercial construction, and heavy civil engineering projects, requiring rigorous technical evaluation and risk mitigation under FAR and DFARS guidelines. She maintains consistent working relationships with key contractors including SEL Engineering Services, Inc., Schneider Electric Buildings Critical Systems, Inc., CDM Constructors Inc., and AMD International Technologies LLC, reflecting a preference for established firms with proven expertise in military-grade infrastructure and environmental compliance. These partnerships are characterized by collaborative contract administration, performance-based deliverables, and a focus on mission-critical timelines and regulatory adherence. Castro demonstrates a strong commitment to socioeconomic contracting, with over 61% of her awards designated as total small business set-asides under FAR 19.5. She actively prioritizes small business participation, with notable emphasis on Women-Owned Small Businesses and HUBZone firms, aligning with Department of the Navy initiatives to broaden vendor diversity and strengthen local economic resilience in the Indo-Pacific region. Her procurement focus is heavily concentrated in NAICS 541620 (Environmental Consulting Services), reflecting the agency’s emphasis on environmental remediation, permitting, and sustainability compliance. She also regularly manages acquisitions under NAICS 236220 (Commercial and Institutional Building Construction) and 237990 (Other Heavy and Civil Engineering Construction), demonstrating deep technical expertise in facility modernization, utility infrastructure, and climate-resilient construction practices essential to military readiness in remote and sensitive operational environments.