Posted on:July 21, 2026

Senior Tech Lead, 4G/5G stack L2, with AI/ML expertise - SW DEV at Parallel Wireless

Parallel Wireless is hiring a Senior Tech Lead, 4G/5G stack L2, with AI/ML expertise - SW DEV in Bengaluru, India. On-site.

About Parallel Wireless

Parallel Wireless provides cloud-native Open RAN (Open Radio Access Network) solutions for mobile operators, supporting 2G, 3G, 4G, and 5G networks. Its hardware-agnostic architecture supports indoor and outdoor deployments from rural to dense urban areas, including macro, Massive MIMO, and small cell configurations. The company's customers include over 60 global mobile operators.

Senior Tech Lead, 4G/5G stack L2, with AI/ML expertise - SW DEV 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.

Apply now

Applications go straight to Parallel Wireless. We never sit between you and the employer.

Apply now ↗