VoIP Application Support Engineer

VOIP Application Support Engineer

Location : Chennai / Hyderabad

Experience : 3- 6 Years

We are looking for a VOIP Application Support Engineer with strong experience in Linux environments and Asterisk-based VOIP platforms. The ideal candidate will be responsible for L2/L3 production support, troubleshooting SIP/RTP issues, and maintaining high availability of VOIP systems.

Key Responsibilities :

- Provide L2/L3 production support for VOIP applications and telephony platforms.

- Troubleshoot SIP signaling, RTP media flow, and call quality issues.

- Monitor and maintain VOIP servers for performance, availability, and stability.

- Perform log analysis, packet capture analysis, and root cause identification using tools like Wireshark and TCPdump.

- Manage and support Asterisk-based telephony systems.

- Work closely with network, infrastructure, and development teams to resolve issues.

- Perform incident management, problem management, and system maintenance activities.

- Ensure high availability and uptime of VOIP platforms.

Required Skills :

- Strong experience with Asterisk-based VOIP platforms such as Asterisk, Elastix, FreePBX, Vicidial.

- Good hands-on experience in Linux (RHEL / CentOS / Ubuntu).

- Strong understanding of SIP, RTP, and VOIP call flows.

- Experience with network troubleshooting tools like Wireshark, TCPdump.

- Knowledge of system monitoring, log analysis, and production support processes.

Good to Have :

- Exposure to cloud environments (AWS / Azure).

- Understanding of networking concepts TCP/IP, NAT, Firewall, Load Balancers.

- Experience with high-availability VOIP deployments.

Qualification :

- Bachelors degree in Computer Science, IT, Electronics, or related field.