The Opportunity: We are seeking a Principal level GNSS / PNT Systems Engineer to provide technical leadership in architecting, developing, and validating advanced test solutions for CRPA antennas, GNSS receivers, and next generation LEO/MEO PNT signals. In this role, you will define system level test strategies, lead complex RF/signal simulation architectures, and shape the technical direction of future PNT capability development. You will work across RF, digital signal processing, and algorithm