Associate Tech Solutionist

Job PurposeVoIP Engineer (Asterisk, Kamailio Years ExperienceDuties and ResponsibilitiesA- 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 Strong analytical and problem-solving skills.o Excellent communication and documentation abilities.o Ability to work collaboratively in a team environmentMajor Challenges• VoIP Expertise:o Strong hands-on experience with FreeSWITCH and Kamailio.o In-depth knowledge of SIP protocols, RTP, and VoIP troubleshooting.o Familiarity with codecs like G.711, G.729, Opus, etc.• Networking Proficiency:o Solid understanding of networking concepts such as NAT, RTP, and STUN/TURN.o Experience with firewall configurations and SBCs.• Development Skills:o Proficiency in programming languages like Golang, Lua, Python, C, and C++.o Experience with WebRTC for real-time communication.o Familiarity with database systems like MongoDB and PostgreSQL.o Experience with Redis for caching and RabbitMQ for asynchronous messaging.• Tools & Platforms:o Familiarity with monitoring tools like Homer, Grafana, or Nagios.o Hands-on experience with cloud platforms like AWS, Azure, or Google Cloud.o Proficiency in containerization tools like Docker and orchestration with Kubernetes.Required Qualifications and Experiencea) Qualifications• Graduates with relevant voip experience of 4-5 Years Experienceb) Work Experience• VoIP Infrastructure Design & Maintenance:o Configure, deploy, and maintain FreeSWITCH and Kamailio-based systems.o Design scalable and reliable 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.• Security & Compliance:o Implement 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.