Sr.Engineer, Development
Parallel Wireless22 days ago
Bengaluru, IndiaSenior
Responsibilities
- Develop, design, debug, and analyze Cellular RAN software across PHY, MAC, RLC, PDCP, and RRC protocol layers.
- Resolve complex customer and field issues using end-to-end, cross-layer root-cause analysis and log analysis.
- Build AI-powered automation frameworks and intelligent agents for automated log analysis, bug triaging, root-cause analysis, and cross-layer issue correlation.
- Work with 2G/3G/4G/5G Radio Access Technologies, with emphasis on LTE and 5G NR.
- Develop internal engineering tools, automation frameworks, and CI/CD pipelines.
- Support software development and debugging in a Linux environment.
Requirements
- Hands-on Cellular RAN software development experience, preferably with LTE and 5G NR.
- Strong understanding of 4G/5G network architecture and 3GPP RAN specifications.
- Extensive experience across multiple RAN protocol layers and the complete protocol stack.
- Experience with multiple Radio Access Technologies, including 2G, 3G, 4G, and 5G.
- Strong debugging and log analysis skills, including complex cross-layer issue resolution.
- Hands-on experience using AI/LLMs for software development, debugging, and engineering productivity.
- Strong understanding of networking and telecom interfaces including TCP/IP, UDP, SCTP, Ethernet, F1, E1, Xn/X2, NG, and FAPI/SCF.
- Experience with GDB, Wireshark, QXDM, TM500, QCAT, protocol analyzers, and custom log analysis utilities.
- Strong C/C++ programming skills and extensive Linux-based software development and debugging experience.
- Bachelor's or master's degree in a relevant field from a reputable university is required or preferred as stated.
- Advantageous experience includes O-RAN architecture, DU/CU software, scheduler development, Open RAN ecosystems, AI/ML for RAN optimization and network analytics, Git, Gerrit, Jenkins, Docker, and Kubernetes.