Location:Bangalore (Hybrid)
Experience: 10–20 Years
Domain: 5G RAN / Small Cells / Protocol Stack
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.
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Perform load and stability testing using TM500 in real multi-UE environments
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Work on 4G, 5G, IoT, CBRS, and containerized OAM (O1) for indoor and outdoor small cell deployments
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Lead test strategy, planning, estimation, testbed setup, and execution
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Conduct end-to-end testing with real UE and network elements, including L3 signaling
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Analyze and optimize RAN performance parameters across L1, MAC, and RLC layers
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Support mobility and RF testing using attenuators and RF chambers
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Strong experience in TM500 for load and performance testing
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Deep understanding of 5G SA/NSA architecture and LTE networks
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Knowledge of 3GPP interfaces: S1, NG, X2/Xn
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Proficiency in 3GPP protocols: RRC, RLC, MAC
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Expertise in 5G throughput calculations and frame structures
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Hands-on experience with real UE/NE lab testing and mobility testing
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Experience in small cell deployments (indoor/outdoor)
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Exposure to programmable attenuators and RF lab environments
