Senior Tech Lead, 4G/5G stack L2, with AI/ML expertise - SW DEV at Parallel Wireless (Bengaluru, India)
Parallel Wireless· Bengaluru, India·
Role details
Work type
Onsite
Employment
Full-Time
Level
Lead
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.
Why work at Parallel Wireless
- Pioneering, mission-driven work: Employees have the opportunity to help "disrupt, challenge, and lead the future of telecommunications" within the global Open RAN movement, developing products from 2G to 5G and beyond.
- Global, distributed culture: Workforce spans 17 countries, with major hubs in Israel, India, the US, and the UK — offering a genuinely international work environment and a global mobility program.
- Flexible/remote working: The company explicitly supports flexible and remote working arrangements, plus paid time off to rest and recharge, and time off to give back to the community.
- Career growth and development: Rapid career growth opportunities, tailored individual development plans delivered regionally, and a "Servant Leadership" philosophy where leadership is vested in employee success.
- Recognition and rewards: Spot Awards for celebrating wins; competitive total rewards package with long-term wealth creation opportunities described as "unmatched in the industry."
- Engineering culture: Heavily technical organization (~55% of employees in technical roles), with challenging assignments, collaborative teamwork, and an emphasis on innovation, openness, andamos customer success.
- ⚠️ Glassdoor/LinkedIn review caution: Employer rating is 3.5/5.0 based on 240 reviews, with Work-Life Balance 3.2, Compensation 3.3, Culture 3.2, and Career Development 3.0 — candidate should evaluate these areas carefully during interviews.
- Open roles (sample): Director of Solution Sales Engineering (Pacific), Principal Systems Engineer (RF Communications & Sensing), Account Manager OpenRAN (Africa), Junior Engineer RT 5G Stack, Sr. Engineer RT 5G Stack, 5G/LTE Network Engineer I, Sales Director / Customer Executive (Southeast Asia, Pacific) — see the Lever careers page for the full list.