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UPF Tester

UPF Tester

Rarr Technologies

3 - 12 years

4 - 7 Lacs

gurugram

Posted:8 hours ago| Platform:

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Skills Required

unix tcp linux test scripts architecture spirent debugging epc python wireshark

Work Mode

Work from Office

Job Type

Full Time

Job Description

Responsibilities for the position include but are not limited to:
Going through 3GPP standards, architectural and design documents to come up with thorough and in-depth test plans for testing LTE EPC node functionalities Creating test scripts using available test tools This will involve getting familiarized with the test tools and figuring out innovative ways of re-creating practically possible scenarios Ability to build test setups as per the requirements of the test case and environment Executing test cases and validating the test status based on the expectations for the test case Ability to fully understand system logs, test tool logs and use this understanding for debugging issues and identifying accurate root causes for the problems seen on the system under test or in the network Using the test expertise and identifying overall improvements and enhancements Debugging field data like logs, Wireshark traces and identifying potential problems and re-creating the same in the lab Other duties as assigned

In-depth knowledge of LTE Access and Core domain
Thorough understanding of 3GPP specs covering S1AP, NAS, GTPv1, GTPv2 protocols Good understanding and working knowledge of Layer 2 and Layer 3 protocols Strong skills on IP, TCP, Linux and UNIX Good working knowledge of RADIUS and DIAMETER protocols Good working knowledge of Gx, Gy and Gz Good working knowledge of PCRF, OCS and diameter based charging and policy control Good working knowledge of Layer 2 and Layer 3 protocols Hands on experience in using test tools including but not limited to o UE and Core Node Simulators like Spirent Landslide, EAST and NG4T o Application traffic generators like iPerf, IxLoad etc Knowledge of message flows and parameters used in the messages for LTE procedures Good understanding of open stack and container based virtualized environments Good understanding and working experience with scripting languages like Python and Tcl to write and debug scripts

Dpdk, Epc, Node Function, Testing, Upf, Vpp

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Rarr Technologies

Information Technology

San Francisco

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UPF Tester