This is a Sources Sought notice for market research purposes only, not a solicitation or request for proposals. The Naval Supply Center Norfolk seeks to identify qualified sources to provide Construction Surveillance Technician and Site Security Manager Support Services for the Operational Test and Evaluation Force. The anticipated primary NAICS code is 541350 with a size standard of $11.5 million, though Seaport-NXG (NAICS 541330) may also be considered. Respondents must demonstrate a current Top Secret Facilities Clearance and provide capability statements, past performance, and proposed business size to support a potential small business set-aside. No budget amounts or performance location are specified in this announcement.