This is a sources sought notice for specialized services to design, implement, and operationalize the Microsoft Sentinel platform, requiring expert knowledge of USAWC’s Microsoft 365 A5 licensing. The contractor must ensure compliance with NIST SP 800-53 and OMB M-21-31, onboard approximately 350 endpoints with a 98% data ingestion success rate, and deliver training and documentation. No specific budget amount or performance location is mentioned in the description. Interested vendors may submit a statement of interest and capability documentation to the provided contact email. The notice does not include bid or submission deadlines.