Position Details
Position: 4G/5G Stack L1 & Radio Expert
Experience: 12+ Years
Location: Bangalore or Remote
Notice Period: Immediate joiners preferred; budget flexibility for immediate joiners

Job Description

Key Skills & Technical Expertise
Robust expertise in LTE/NR PHY Layer, DSP, RF, and Antenna Systems.
In-depth knowledge of modulation, channel coding, FEC, LDPC, Turbo Decoding, MIMO, and Beamforming.
Hands-on experience with I/Q sample processing, FFT/IFFT, channel estimation, equalization, modulation, and demodulation.
Proficiency in C/C++, MATLAB, and real-time embedded systems.
Experience with FPGA/ASIC/GPU programming and L1 acceleration.
Knowledge of fronthaul technologies such as CPRI/eCPRI.
Solid experience in 4G/5G PHY/RF software development and L1 delivery programs.

Roles & Responsibilities
Design, develop, and implement LTE/NR PHY layer algorithms and procedures.




Lead and mentor L1 engineering teams to optimize latency, throughput, and hardware utilization.
Collaborate with Radio/RF, L2, and fronthaul subsystem teams.
Debug and resolve PHY layer issues using logs, I/Q captures, and laboratory equipment.
Drive 4G/5G L1 product development, maintenance, and customer support.
Work across multiple eNodeB/gNodeB variants, including vRAN, O-RAN, and custom solutions.
Coordinate with internal and external stakeholders to ensure successful technical delivery.

Preferred Candidate Profile
12+ years of relevant experience in 4G/5G PHY Layer and Radio software development.
Robust technical leadership and team mentoring experience.
Proven experience in delivering large-scale L1 programs.
Strong communication and stakeholder management skills.

📌 4g/5g Stack& Radio Expert Bengaluru (India)
🏢 Techedge Inout Solution
📍 India