Job Overview
We are seeking a 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.
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.