Job Purpose
VoIP Engineer (Asterisk, Kamailio) - 5-7 Years ExperienceDuties and Responsibilities
A- Minimum required Accountabilities for this role

• VoIP Infrastructure Design & Maintenance:
o Configure, deploy, and maintain FreeSWITCH and Kamailio-based systems.
o Understanding of VoIP architectures to support business needs.
o Implement call routing, DID management, and trunk configurations.
• SIP & Call Routing:
o Develop and manage SIP-based call routing for internal and external communication.
o Troubleshoot SIP signaling issues using tools like Wireshark or sngrep.
o Optimize routing rules for least-cost routing (LCR) and high availability.
• Monitoring & Performance Optimization:
o Monitor VoIP systems for performance, security, and uptime.
o Conduct capacity planning and optimize system resources.
o Implement call quality monitoring tools (e.g., RTCP, QoS metrics).
• Collaboration & Support:
o Work with cross-functional teams to integrate VoIP systems with CRM and other platforms.
o Provide Level 2/3 support for VoIP-related issues.




o Train team members on VoIP best practices and system usage.

B- Additional Accountabilities pertaining to the role
• Security & Compliance:
o Ensure VoIP security measures to prevent fraud and mitigate risks.
o Ensure compliance with industry standards and regulations (e.g., GDPR, HIPAA).
o Configure firewalls and SBCs for secure SIP trunking.
• Database & Messaging Integration:
o Integrate VoIP systems with databases like MongoDB and PostgreSQL.
o Leverage Redis for caching and RabbitMQ for messaging queues.
o Ensure efficient data storage and retrieval mechanisms to support VoIP services.
• Programming & Scripting:
o Develop custom VoIP features and modules using languages like Golang, Lua, Python, C, and C++.
o Automate repetitive tasks and processes through scripting.
o Understanding of WebRTC solutions for real-time communication.Key Decisions / Dimensions
• Soft Skills:
o Robust analytical and problem-solving skills.
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