Telephony Infrastructure Engineer

🎯 Now Hiring | Switch / Asterisk Developer – VoIP Engineering (VoIP, FreeSwitch, SIP & Call Routing)

💼 Experience : 6–8 Years

📍 Location : Pune, India

🏢 Work Mode : On-site (5 Days / Week) | 2nd & 3rd Saturdays Off | Other Saturdays – Half Day (WFH)

Are you an experienced VoIP Developer passionate about building high-performance, reliable voice systems?

We’re looking for a skilled Switch / Asterisk Developer with deep expertise in VoIP, FreeSWITCH, and SIP-based call routing to design, deploy, and maintain enterprise-level telephony infrastructure.

This role offers the opportunity to work on scalable communication platforms, collaborate across teams, and contribute to business-critical system stability and innovation.

🔧 Key Responsibilities

VoIP Infrastructure Design & Maintenance :

Configure, deploy, and maintain FreeSWITCH and Kamailio systems, design scalable and secure VoIP architectures.

SIP & Call Routing :

• Develop and manage SIP-based call routing for internal / external communications;

troubleshoot SIP signaling (Wireshark, sngrep) and optimize routing for LCR and high availability.

System Monitoring & Optimization :

implement RTCP / QoS tracking and ensure seamless call quality.

Integration & Support :

provide Level 2 / 3 technical support.

Security & Compliance :

Implement VoIP security measures, configure SBCs / firewalls, and ensure compliance with GDPR and HIPAA standards.

💡 Key Skills

✅ VoIP Development

✅ FreeSWITCH / Kamailio / Asterisk

✅ SIP & Call Routing / DID Management

✅ Linux, Wireshark, RTCP, LCR, SBC, QoS Monitoring

✅ VoIP Security & Compliance

🌟 Why Join

Work with a future-ready technology team developing next-gen VoIP and telephony systems that power large-scale communication networks.

You’ll have the opportunity to solve complex technical challenges, grow in a fast-paced environment, and make a real impact on enterprise-level systems.

📩 Interested? Apply Now