Tata Elxsi - VoIP Architect - SIP/IMS

Key Responsibilities :

- Design, configure, and implement VoIP/SIP/IMS systems for enterprise and carrier-grade solutions.

- Integrate open-source VoIP platforms such as FreeSWITCH, Asterisk, or similar.

- Work closely with cross-functional teams to develop and maintain robust communication infrastructures.

- Optimize system performance, perform load testing, and ensure high availability and scalability.

- Debug and resolve complex issues using advanced debugging tools and techniques for embedded systems.

- Collaborate on kernel and user-space programming in Linux environments.

- Maintain code quality and manage source control using tools like Git.

- Provide technical guidance and mentorship to junior team members.

- Stay updated with the latest trends in VoIP and IMS technologies and propose innovative solutions.

Must-Have Skills :

- Hands-on expertise with FreeSWITCH or other open-source VoIP tools.

- Strong understanding of VoIP architecture, signaling protocols, and media handling.

- Excellent knowledge of Linux OS, including kernel-level development and user-space programming.

- Proficiency with debugging tools for embedded and real-time systems.

- Solid experience with version control systems, especially Git.

- Strong analytical, problem-solving, and troubleshooting skills.

- Excellent communication and team collaboration abilities.

Preferred Qualifications :

- Previous experience working with telecom operators, system integrators, or OEMs.

- Familiarity with IMS architecture, SIP Trunking, and RTP handling