5G NR PHY DSP Engineer

As our DSP Engineer – 5G NR Modem PHY Implementation, you will be responsible for:

• Implementing advanced baseband signal processing algorithms on vector DSP and embedded DSP architectures for next-generation 5G NR modem platforms
• Translating floating-point algorithm specifications into highly optimized fixed-point implementations suitable for real-time modem execution
• Optimizing DSP implementations for SIMD/vector processing, memory bandwidth, latency, and power efficiency
• Developing efficient implementations of critical receiver components such as channel estimation, equalization, MIMO detection, synchronization, and decoding
• Performing algorithmic and architectural optimizations including quantization design, scaling strategies, pipeline optimization, and vectorization
• Working closely with PHY algorithm teams, hardware architects, and firmware developers to ensure efficient algorithm-to-architecture mapping
• Developing and maintaining DSP reference models and bit-accurate fixed-point models for validation of hardware and firmware implementations
• Performing performance analysis, profiling, and optimization of DSP implementations on target platforms
• Supporting pre-silicon and post-silicon validation, debugging algorithm behavior, and reproducing and resolving field issues
• Contributing to the continuous improvement of modem receiver performance and efficiency, including innovation in DSP implementation techniques

• Strong background in digital signal processing and wireless communication systems
• Hands-on experience implementing algorithms on DSP processors, vector processors, or SIMD architectures
• Strong experience with fixed-point algorithm design, quantization, and numerical optimization
• Experience in wireless communication algorithms (at least in one of the following areas)
  • Channel estimation and noise estimation
  • MIMO detection and channel equalization
  • Time and frequency synchronization
  • OFDM receiver processing
  • LDPC and/or Polar decoding
  • Beamforming and channel state feedback
• Familiarity with 3GPP 4G/5G NR physical layer procedures and receiver processing chains
• Strong programming skills in C/C++ for embedded systems, and experience with MATLAB or Python for algorithm modeling and simulation
• Experience optimizing algorithms for SIMD/vector execution and memory hierarchy
• Familiarity with DSP development tools, profilers, and performance optimization techniques
• Experience working with link-level simulators and bit-accurate reference models
• Familiarity with software version control systems such as Git
• Strong analytical and debugging skills for complex signal processing systems
• Self-motivated and capable of taking ownership of algorithm implementation and optimization tasks
• Strong collaboration and communication skills within cross-functional engineering teams
• Fluent in technical English communication

• The opportunity to work with the team on next-generation 5G semiconductor technologies tailored IoT and automotive markets.
• A dynamic start-up environment with lean structures and high visibility.
• An inclusive and diverse team in a thriving tech startup setting.
• Individual growth opportunities in a growth company. 
• Continuous learning through collaboration with senior engineers and hands-on exposure across multiple areas of semiconductor development.