We are seeking a highly skilled FPGA/SDR Communications Engineer to architect and implement a high-performance communication systems for UAVs in defense.The role involves developing the complete PHY and portions of the MAC layer on FPGAs delivering robust, low-latency, anti-jam communication links capable of operating in contested RF environments. The ideal candidate should have hands-on experience developing FPGA-based digital communication systems and be comfortable implementing complex DSP algorithms in RTL while integrating embedded software on ARM processors.

Key Responsibilities
Design and implement complete COFDM transmit and receive chains.
Develop configurable PHY supporting multiple bandwidths and modulation schemes.
Implement adaptive modulation and coding (AMC).
Optimize latency and throughput for real-time communication.
Implement 4×4 MIMO architectures.
Develop spatial multiplexing and diversity techniques.
Implement MIMO channel estimation.
Implement FPGA IPs for OFDM Baseband
Develop software running on ARM Cortex-A53/R5
Experience integrating with RF transceivers from Analog Devices, TI, etc




Solid DSP understanding covering Digital communications, Linear algebra , Probability, Detection theory, Estimation theory, Random processes.

Required Skills
Robust RTL design experience.
Excellent understanding of digital communication systems.
Experience implementing SDR architectures on FPGA.
Experience with high-speed DSP pipelines.
Ability to debug using Integrated Logic Analyzer (ILA).
Experience with AXI infrastructure.
Familiarity with DDR interfaces and DMA engines.
Robust debugging skills using oscilloscopes, logic analyzers, and spectrum analyzers.

Desired Qualifications
Bachelor's or Master's degree in Electronics, Communication Engineering, Electrical Engineering, or a related field.
Experience with military, aerospace, or UAV communication systems.
Familiarity with FPGA-based SDR platforms and high-speed serial interfaces.
Understanding of secure communications, encryption integration, and deterministic real-time systems is desirable.
Experience- 5+ years.

📌 Senior Fpga/sdr Communications Engineer Bengaluru
🏢 UNMANND
📍 Bengaluru