Job Title: LTE/5G Baseband Protocol Stack Engineer (Cloud RAN) Location: Mumbai
Experience: 3-7 Years

Job Description

We are looking for skilled LTE/5G Protocol Stack Engineers with hands-on experience in Baseband development, Layer 1 (L1), Layer 2 (L2), MAC, RLC, PDCP, Cloud RAN, Docker, Kubernetes, and IODT testing. The candidate will be responsible for protocol validation, feature testing, performance optimization, and troubleshooting of LTE/5G Radio Access Network solutions.

Key Responsibilities

- Work on LTE/5G Baseband protocol stack development and testing.
- Analyze and troubleshoot L1/L2 protocol issues.
- Validate MAC, RLC, and PDCP functionalities.
- Perform IODT (Inter-Operability Development Testing) and protocol testing.
- Execute feature, regression, and performance testing.




- Work with Cloud RAN architecture and virtualized network functions.
- Deploy and manage applications using Docker and Kubernetes (K8s).
- Analyze logs, traces, and network performance KPIs.
- Collaborate with development and integration teams for issue resolution.

Mandatory Skills

- LTE/5G Baseband
- Layer 1 (L1) & Layer 2 (L2)
- MAC, RLC, PDCP Protocols
- IODT Testing
- Cloud RAN
- Docker
- Kubernetes (K8s)
- Linux
- Telecom Wireless Domain

Preferred Skills

- 5G NR Protocol Stack
- Python/Shell Scripting
- Wireshark, QXDM, Protocol Analyzers
- CI/CD and Automation Testing

📌 LTE/5G Baseband Protocol Stack Engineer (Cloud RAN) (Mumbai)
🏢 Tata Consultancy Services
📍 Mumbai