Senior Tech Lead, 4G/5G stack L2, with AI/ML expertise - SW DEV
parallelwireless
Bangalore
Posted Jul 21, 2026
- Full-time
- 399-Development
Job description
Parallel Wireless is a U.S.-based pioneer in Open RAN innovation, transforming how mobile networks are built, optimized, and powered. Through our GreenRAN™ portfolio, we enable operators to deliver next-generation connectivity with unmatched energy efficiency, automation, and flexibility. ### Qualifications & required skills- - Understanding of end-to-end solutions for 4G/5G network architecture. - Familiar with 3GPP RAN and O-RAN specifications and functionality. - Development experience on Cellular Radio products complying with 3GPP specifications for E-UTRA (LTE) and NR. - Familiar with communication interfaces: Ethernet / TCP/IP / UDP. - Good knowledge of RAN protocols and interfaces: - LTE/5G AS protocol layers — PHY, MAC, RLC, PDCP, RRC. - Expert-level proficiency in the MAC and RLC layers is required - Knowledge of AI/ML concepts and their application to RAN (e.g., network optimization, ML frameworks); hands-on experience applying AI/ML in a telecom/RAN context is a strong plus. - Excellent log analysis and debugging skills. - Must be strong in C/C++ programming and Linux OS. - Hands-on experience debugging in a Linux environment with tools like GDB, QXDM, TM500, QCAT, etc. - 8 - 10 years of work experience. **Good to Have / Advantageous** - Experience with Git. - Knowledge of the O-RAN E3 interface and dApp development. ### Key responsibilities - - You will be responsible for the full development process of L2/L3 embedded protocol stack including design, coding, unit testing, debugging, and integration. - As a stack SW developer, you will develop new features/environment for Parallel Wireless future products and debug existing solutions which are used by our customers around the world.