SPECIALIZED EXPERIENCE is: Experience with two or more of the following system(s): Instrument Landing Sys (ILS), (MARK 20\20A and MARK 1F includes Capture Effect, Null Reference, Side Band Glide Slope (GS)), , Very High Frequency Omnidirectional Range (VOR) (Second Gen 9996 Conventional/Doppler), Distance Measuring Equipment (DME) (Second Gen 9996, Thales 415, ASII 1118, Selex), Tactical Air Navigation (TACAN), Antennas (RTA2, Low Power TACAN (LPTA)), Non-Directional Beacon (NDB) (Nautel, Southern Avionics). Provides the highest organizational level of technical support associated with analyzing, designing, developing, installing, repairing, fabricating, maintaining, modifying, or evaluating the most complex systems for which the FAA is responsible.