Telecom Testing Engineer

Analyze 3GPP standards, architecture, and design documents to create comprehensive test plans for LTE EPC/UPF functionalities. Develop and execute test scripts using telecom testing tools and simulators. Build and configure test setups based on test case and environment requirements. Validate test execution results and ensure expected functionality and performance. Debug complex issues using system logs, Wireshark traces, and test tool logs to identify accurate root causes. Recreate field issues in lab environments for analysis and resolution. Drive improvements in testing methodologies, automation, and overall test coverage. Collaborate with development and integration teams for issue resolution and feature validation. Support virtualization and container-based deployment testing environments. Required Skills & Expertise Strong understanding of LTE Access and Core Network domains. Deep knowledge of 3GPP specifications including: S1AP NAS GTPv1 / GTPv2 Good understanding of Layer 2 and Layer 3 networking protocols.

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