Passive radar and RF sensing for airspace surveillance and threat detection
Hidden Level builds passive radar and RF direction-finding systems for airspace monitoring—detecting aircraft and drones without emitting signals. The tech stack (Xilinx FPGAs, VHDL/Verilog, MATLAB, digital signal processing tools) reflects a hardware-centric, sensor-engineering operation. Active hiring skews heavily toward senior engineers (6 of 11 roles), with concurrent focus on SBIR awards and federal contract management, signaling both R&D velocity and the regulatory/procurement complexity of defense aerospace work.
Hidden Level develops passive radar and RF sensing systems for detecting and tracking aerial threats in real time. Founded in 2018 and based in Syracuse, New York, the company operates as a privately held manufacturer serving mission-critical airspace monitoring applications. The engineering-intensive project portfolio spans radar algorithm design, custom FPGA firmware, multi-layer circuit design, and hardware architecture—work supported by active federal contract management and SBIR award programs. Current challenges center on scaling product development velocity while maintaining engineering team bandwidth and federal compliance rigor.
Xilinx FPGAs (Vivado, Ultrascale+), VHDL/Verilog for HDL, MATLAB for signal processing, Python, Linux, Ansys HFSS for RF simulation, and Altium for circuit design. Microsoft 365 suite for productivity.
Passive radar and RF direction-finding product development, custom FPGA firmware and sensor hardware, radar algorithm design, federal contract delivery, SBIR award programs, and live flight demonstrations.
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