5G Verification Engineer/ 5G LTE Engineer

L&T Technology Services Limited
Published
January 7, 2021
Location
Santa Clara, CA
Category
Job Type

Description

L&T Technology Services Limited (LTTS) is a listed subsidiary of Larsen & Toubro Limited focused on Engineering and R&D (ER&D) services. We offer consultancy, design, development and testing services across the product and process development life cycle. Our customer base includes 52 Fortune 500 companies and 51 of the world’s top ER&D companies, across industrial products, medical devices, transportation, telecom & hi-tech, and the process industries. Headquartered in India, we have over 14,700 employees spread across 17 global design centers, 27 global sales offices and 48 innovation labs as of December 31, 2018. For additional information about L&T Technology Services log on to www.LntTechservices.com

Excellent knowledge of 5G NR/LTE 3GPP standards, from physical layer through the protocol stack and core network design  
End to end call flow and protocol understanding of LTE/5G NSA and SA network architecture.
Perform detailed analysis of GG Wireless Protocols L1/L2 protocol understanding of 5G SA architecture, e.g. Open loop/closed loop power control, PHR, HARQ, BLER, CRC, scheduling (RR, PR), etc.  
Excellent understanding of MU-MIMO, beamforming, channel estimation.
Ability to correlate data from multiple logs/components in order to identify the failing component.
Excellent knowledge of Ethernet networking technologies (802.3Qbv, 802.1AS, 802.1Q, TSN, Industrial Ethernet).
Proficient in generating test plans with detailed test cases based on 3GPP specifications or project design documents.
Highly proficient with test equipment in the lab, such as Vector Signal Analyzers, Spectrum Analyzers, Oscilloscopes, Waveform Generators, Traffic Generators.
Proficient in debugging end to end TCP/IP performance issues over wireless connections.
Knowledge and experience with Linux name spaces and containerization frameworks (Docker).
Highly proficient with Linux and real time operating systems.
Experience with software development and configuration management process, testing methodologies, and tools (GIT).
Experienced in creating scripts for automating test tasks.
Basic knowledge of JIRA tool to report HW/SW incidents/bugs and track progress of the issues

Job Description:

Excellent knowledge of 5G NR/LTE 3GPP standards, from physical layer through the protocol stack and core network design  

End to end call flow and protocol understanding of LTE/5G NSA and SA network architecture.

Perform detailed analysis of GG Wireless Protocols L1/L2 protocol understanding of 5G SA architecture, e.g. Open loop/closed loop power control, PHR, HARQ, BLER, CRC, scheduling (RR, PR), etc.  

Excellent understanding of MU-MIMO, beamforming, channel estimation.

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