Role: IMS Test / QA Engineer
Experience: 5-8 Years

Location: Hyderabad | Bengaluru | Chennai | Delhi NCR
Job Description
We are looking for an experienced IMS Test/QA Engineer with strong expertise in telecom testing and validation. The role involves testing next-generation communication services across IMS-based technologies, ensuring high performance, reliability, and seamless user experience.
Key Responsibilities
• Execute functional, integration, regression, and performance testing for IMS-based services.
• Validate VoLTE, VoWiFi, and VoNR call flows and related telecom services.
• Design and execute test scenarios for feature validation, interoperability, and end-to-end service testing.
• Perform load, stress, and scalability testing using Spirent Landslide.
• Analyze SIP and Diameter signaling messages to troubleshoot issues and identify root causes.




• Conduct packet-level analysis using Wireshark and PCAP traces.
• Collaborate with development, network, and operations teams to resolve defects and improve product quality.
• Prepare test plans, test cases, execution reports, and defect tracking documentation.

Required Skills
• 5-8 years of experience in Telecom Testing / QA.
• Hands-on experience with Spirent Landslide.
• Solid knowledge of IMS, VoLTE, VoWiFi, and VoNR technologies.
• Good understanding of SIP and Diameter protocols.
• Experience in functional, integration, regression, load, and stress testing.
• Expertise in Wireshark, PCAP analysis, and troubleshooting signaling flows.
• Strong analytical and debugging skills.

Thanks & Regards,
Md Shahid, TCS

📌 IMS Test (India)
🏢 Tata Consultancy Services
📍 India