This is a Sources Sought notice for planning purposes to gauge industry capability for a potential future Firm Fixed-Price contract to upgrade a Programmable Logic Controller (PLC) system at Norfolk Naval Shipyard in Portsmouth, VA. The government is requesting a capabilities statement, feedback on the draft Performance Work Statement, a Rough Order of Magnitude cost estimate, and suggestions on the NAICS/PSC codes and contract structure. Responses are due via email by 11:00 AM EST on March 6, 2026. This is not a solicitation, and no contract will be awarded from this notice.