The Federal Aviation Administration (FAA) seeks national maintenance and logistics support for Northrop Grumman’s Rapid Deployment Voice Switch (RDVS), plus technical support for Enhanced Terminal Voice Switch (ETVS) and Small Tower Voice Switch (STVS) systems used in air traffic control. Vendors must demonstrate capability to service these proprietary systems and obtain parts from the original equipment manufacturer, as substitutions are not allowed. The anticipated contract is a Firm-Fixed Price with limited Time and Material items, covering a one-year base period and one optional year. Performance location is not specified, and no budget amount is provided. Responses to this market survey are due by 2:00 p.m. Eastern Time on June 8th, 2026.