There has been one on station at Key West for 40+ years. If you look on the VFR chart for the area, it is marked.
The electronics may be new, the platform isn’t.
Sometimes that works to your advantage.
The picture of the platform is identical as well in the above article. Also seems like a platform that should be along the border with Mexico, well, if we were serious about stopping illegal trafficking along the border.
The one at Ft Huachuca, AZ went operational in 1986 and has been so ever since.