Role: IMS Test / QA Lead
Experience: 9-11 Years
Location: Hyderabad | Bengaluru | Chennai | Delhi NCR
Job Description
We are looking for an experienced IMS Test / QA Lead to drive end-to-end testing activities for IMS-based communication services. The ideal candidate will lead test strategy, planning, execution, defect management, and stakeholder coordination while ensuring high-quality delivery across VoLTE, VoWiFi, and VoNR platforms.
Key Responsibilities
• Lead end-to-end testing for IMS, VoLTE, VoWiFi, and VoNR solutions.
• Define test strategy, test plans, and quality governance processes.
• Drive functional, integration, interoperability, regression, and performance testing.
• Perform SIP and Diameter protocol analysis and troubleshooting.




• Validate multi-vendor interoperability scenarios.
• Execute load and stress testing using Spirent Landslide.
• Manage defects, root cause analysis (RCA), and quality metrics.
• Mentor QA teams and collaborate with development and network teams.

Required Skills
• IMS, VoLTE, VoWiFi, VoNR Testing
• SIP & Diameter Protocols
• Spirent Landslide
• Functional, Integration & Performance Testing
• Wireshark & PCAP Analysis
• Test Strategy & Governance
• Defect Management & RCA
• Multi-vendor Validation

Thanks & Regards,
Md Shahid, TCS

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