Senior Test Engineer, IMS & AI Communication Products Role Summary We are looking for a highly skilled Senior Test Engineer with 5-6 years of experience in testing IMS-based telecom products and next-generation AI-powered communication applications, including Voice Translation, Speech Processing, Conversational AI, and Real-Time Media platforms

Key Responsibilities
IMS & Telecom Testing
• Perform functional, integration, system, performance, and regression testing of IMS-based products.
• Validate end-to-end call flows across IMS network elements.
• Analyze and troubleshoot telecom signaling and media issues.
• Execute interoperability testing with various IMS components and network elements.
• Perform capacity, load, scalability, failover, resiliency, and soak testing. AI Product Testing
• Test AI-powered communication products such as:
• Voice Translation
• Speech-to-Text (STT)
• Text-to-Speech (TTS)
• Conversational AI / Voice Bots
• Real-time Media Processing
• Validate AI inference accuracy, latency, scalability, and multilingual capabilities.
• Develop test scenarios for AI model validation and user experience verification. Automation & Cloud-Native Testing
• Design and implement automation frameworks using Python.




• Develop test scripts for validating APIs, SIP call flows, and media scenarios.
• Execute testing in Kubernetes/OpenShift environments.
• Validate deployment, upgrade, rollback, and high-availability scenarios. Protocol & Media Validation
• Analyze SIP traces using Wireshark, HOMER, or equivalent tools.
• Validate RTP, SRTP, RTCP media flows.
• Debug signaling and media issues across distributed systems. Review logs, packet captures, and KPIs to identify product defects Job Requirements
• Telecom / IMS: IMS Architecture, SIP, SDP, RTP/SRTP, RTCP, Diameter, HTTP/REST APIs, WebRTC
• IMS Network Elements: SBC, TAS/Application Server, MRF, IMS Core Components
• Cloud & Containerization: Kubernetes (K8s), Docker, Helm, Microservices, Cloud-Native Deployments, OpenShift (Plus)
• Automation: Python (Mandatory), API Automation, PyTest/Robot Framework, CI/CD (Jenkins, GitLab, GitHub Actions)
• Testing & Monitoring Tools: Spirent Landslide, Spirent Abacus, Ixia, Wireshark, HOMER, SIPp, Prometheus/Grafana (Preferred)
•

Experience:
5
- 8 years of relevant experience
• Candidates available to join immediate and currently working in Bangalore are preferred

📌 Senior Test Engineer (Bengaluru)
🏢 Mavenir
📍 Bengaluru