? Hiring: 4G/5G L1 & Radio Architect / Technical Lead
? Location: Bangalore / Recent Delhi
? Experience: 12+ Years in PHY/RF Software Development

We are looking for a senior 4G/5G Layer-1 / PHY professional with deep hands-on experience in LTE/5G NR Physical Layer development and technical leadership.

Mandatory Expertise
• Strong experience in LTE / 5G NR PHY / Layer-1
• Strong DSP and signal processing background
• Hands-on experience in C/C++, MATLAB and real-time embedded systems
• Strong knowledge of MIMO, Beamforming, Modulation/Demodulation
• Experience with FEC, LDPC, Turbo decoding
• Hands-on exposure to FFT/IFFT, Complex I/Q processing, Channel Estimation & Equalization
• Experience with FPGA / ASIC / DSP / GPU-based PHY implementation or optimization
• Strong experience with CPRI/eCPRI, Fronthaul and L1 acceleration
• Experience with eNodeB/gNodeB, vRAN/O-RAN or custom RAN platforms

Role
You will drive architecture, development and delivery of large-scale 4G/5G L1 products,



optimize PHY performance for latency/throughput, mentor high-performance L1 teams, interface with RF/L2/Fronthaul teams, and support complex customer deployments.
Leadership Requirement

We are specifically looking for candidates who have:
• Led senior L1/PHY engineering teams
• Driven end-to-end 4G/5G product programs
• Handled customer/product delivery and technical stakeholders

⚠️ Please apply only if your core experience is in LTE/5G NR L1/PHY development. Profiles primarily from L2/L3, RF optimization, drive testing, network operations or telecom testing may not be suitable for this position.

Interested candidates can share their updated CV or DM me directly.
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📌 4G/5G (Bengaluru)
🏢 Radiansys
📍 Bengaluru