RAN Developer

Role & responsibilities

• Develop and maintain software components for LTE/5G RAN protocol stacks (RRC, PDCP, RLC, MAC, PHY).
• Implement features based on 3GPP standards for 4G/5G networks
• Experience in L2, MAC Scheduler implementation/enhancement, FAPI or Convergence Layer integration with Physical Layer (L1)
• Preferred hands on with integration of SDR (USRP) based L1 with 4G/5G L2
• Good understanding of L3 and NAS Protocols
• Good understanding of 4G, 5G SA and 5G NSA protocol procedure and network architecture
• Proficiency in tools like GDB, Valgrind, and Wireshark for debugging and performance analysis
• Strong programming skills in C/C++
• TCP/UDP socket programming for data exchange in Layer 3 protocols (e.g., S1AP, NGAP, X2AP)
• Multi-threading and concurrency (e.g., using POSIX threads).
• Memory management (dynamic allocation, pointers).
• Real-time programming.
• Performance optimization.
• Skills in containerization (e.g., Docker) for virtualized RAN and cloud-based deployments

Preferred candidate profile

Immediate Joiners, Telecom Industry

Perks and benefits