Senior RAN Engineer

Senior RAN Engineer

Bangalore, Karnataka, India Information Technology

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Job Openings Senior RAN Engineer

About the job Senior RAN Engineer

Job Title: Senior RAN Engineer (TM500)

Location: Bangalore (Hybrid)

• Experience: 10–20 Years
• Domain: 5G RAN / Small Cells / Protocol Stack

Job Summary

We are looking for a Senior RAN Engineer with strong expertise in TM500-based load and performance testing in multi-UE environments. The candidate will work on advanced 4G/5G RAN technologies, focusing on testing, performance optimization, and protocol stack validation.

Key Responsibilities

Perform load and stability testing using TM500 in real multi-UE environments
Work on 4G, 5G, IoT, CBRS, and containerized OAM (O1) for indoor and outdoor small cell deployments
Lead test strategy, planning, estimation, testbed setup, and execution
Conduct end-to-end testing with real UE and network elements, including L3 signaling
Analyze and optimize RAN performance parameters across L1, MAC, and RLC layers
Support mobility and RF testing using attenuators and RF chambers

Required Skills

• Strong experience in TM500 for load and performance testing
• Deep understanding of 5G SA/NSA architecture and LTE networks
• Knowledge of 3GPP interfaces: S1, NG, X2/Xn
• Proficiency in 3GPP protocols: RRC, RLC, MAC
• Expertise in 5G throughput calculations and frame structures
• Hands-on experience with real UE/NE lab testing and mobility testing

Preferred

• Experience in small cell deployments (indoor/outdoor)
• Exposure to programmable attenuators and RF lab environments

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