According to GSA guidelines, contractors must approach the NNSA Savannah River Site M&O opportunity as a complex, long‑term site management award that transfers primary NNSA responsibility for SRS operations. The DOE/NNSA RFP frames this as a performance‑based, integrated services contract encompassing environmental remediation interface, nuclear materials management, infrastructure maintenance, and security operations. The RFP requires demonstration of prior M&O scale experience, specialized technical staff, and documented safety programs that align with DOE requirements; proposals will be scored on technical approach, transition planning, workforce retention, and cost realism. Per FAR Part 15 source selection procedures, evaluators will weigh past performance heavily against proposed innovations and risk mitigation. The SBA provides small business size and program certifications, and teams commonly use 8(a), HUBZone, WOSB, and SDVOSB set‑aside strategies or subcontracting plans to capture share. Under OMB M‑25‑21, agencies will require documented internal risk reviews and accountable cyber and supply chain controls, which means small businesses must budget for compliance tasks such as CUI handling and potential FedRAMP or CMMC alignment for IT systems.