Job Overview

We are looking for a skilled Technical Support Engineer with 2–4 years of experience in VoIP technologies. The candidate should have a good understanding of SIP protocols, Asterisk, FreeSWITCH, Linux and networking concepts. The role involves troubleshooting VoIP-related issues, providing technical support, and ensuring smooth communication services for clients.

Key Responsibilities

- Provide technical support and troubleshooting for VoIP-related issues.

- Diagnose and resolve SIP registration, call connectivity, call routing and audio-quality issues.

- Monitor and troubleshoot Asterisk and FreeSWITCH-based VoIP systems.

- Analyze SIP logs and call flows to identify technical issues.

- Troubleshoot RTP, UDP, TCP/IP and network-related problems.

- Work with Linux-based servers and perform basic system administration.

- Handle technical support tickets and ensure timely issue resolution.

- Coordinate with development and engineering teams to resolve complex issues.





- Provide technical assistance to international clients.

Required Skills & Qualifications

- 2–4 years of experience in Technical Support, preferably in VoIP/Telecom.

- Good knowledge of SIP protocols and VoIP architecture.

- Hands-on experience with Asterisk and/or FreeSWITCH.

- Strong understanding of Linux commands and troubleshooting.

- Knowledge of networking concepts, including TCP/IP, UDP, RTP and DNS.

- Experience with SIP debugging, call-flow analysis and troubleshooting.

- Familiarity with Wireshark, SIP logs and packet analysis tools.

- Positive analytical, communication and problem-solving skills.

Preferred Skills

- Experience with OpenSIPS or Kamailio.

- Knowledge of VoIP gateways, SIP trunks and SBC.

- Experience handling international clients and technical support tickets.

Location

- Ahmedabad

📌 Technical support Engineer (Ahmedabad)
🏢 Inextrix
📍 Ahmedabad