QA Test Engineer - Contract Role
Job Overview
We are seeking a skilled QA Test Engineer with expertise in telecom testing, particularly in IMS, SIP protocol, and 5G Core network validation. The ideal candidate will have experience in testing and troubleshooting IMS architectures, SIP-based applications, and multimedia services. This role involves ensuring the quality and performance of next-generation communication solutions through rigorous testing, automation, and network analysis.
Key Responsibilities
* Test Strategy & Execution: Develop, execute, and maintain test plans and test cases for IMS, SIP, and 5G Core network components.
* SIP & IMS Testing: Perform functional, integration, and regression testing on IMS architectures, SIP-based applications, and multimedia services like VoLTE and VoWiFi.
* Automation & Scripting: Design and implement automated test scripts using tools like Python, Robot Framework, or similar.
* Troubleshooting & Debugging: Analyze SIP signaling traces, log files, and network packet captures to identify and resolve defects.
* Interoperability & Performance Testing: Validate IMS and SIP service interoperability with legacy systems (e.g., PSTN) and measure network performance under various conditions.
* 5G Core Validation: Conduct testing on 5G Core network protocols and service-based architecture (SBA) components.
* Containerized Testing: Support testing and deployment of containerized applications using Docker, Kubernetes, and Helm.
* Security & Compliance: Ensure telecom software meets security best practices and industry standards.
Required Skills & Expertise
* Strong experience in QA testing within telecom/IMS environments.
* Deep understanding of SIP protocol for signaling and session management.
* Hands-on experience with network troubleshooting tools (e.g., Wireshark, tcpdump).
* Knowledge of VoLTE, VoWiFi, and multimedia service enablement.
* Familiarity with automation frameworks such as Robot Framework, Selenium, or similar.
* Experience with 5G Core network testing and validation.
* Understanding of network security principles in IMS and 5G.
* Exposure to containerized application testing using Docker, Kubernetes, and Helm.
* Scripting skills in Python, Bash, or similar languages for test automation.
Preferred Qualifications
* Bachelor's or Master's degree in Telecommunications, Computer Science, or a related field.
* Experience working with Tier 1 Telecom providers.
* Industry certifications in IMS, SIP, or 5G networking are advantageous.