Telephony Engineer

About the opportunity

This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Telephony Engineer based in India. Join a fast-growing voice AI environment where you’ll help build and maintain the telephony infrastructure powering next-generation customer interactions. You’ll own complex telephony integrations and play a critical role in ensuring reliable, high-quality voice experiences for enterprise customers. The role combines hands-on SIP and VoIP troubleshooting with customer-facing technical support and integration ownership. You’ll investigate challenging call failures using network traces, PCAP analysis, and carrier-level diagnostics to identify and resolve issues. Your technical insights will also influence product improvements and help shape the future of AI-powered voice infrastructure. You’ll work closely with customers, engineers, and cross-functional teams in a fast-paced, remote environment where technical ownership and initiative are highly valued. This is an opportunity to make a direct impact on call quality, reliability, and the evolution of modern AI voice platforms. Accountabilities: Own the technical delivery and ongoing success of complex SIP and telephony integrations with CCaaS/CPaaS platforms such as NICE, Five9, Avaya, Genesys, Amazon Connect, Twilio, and Telnyx. Work directly with customers to design, implement, troubleshoot, and optimize telephony integrations and help support future platform integrations. Act as the primary technical point of contact for enterprise customers following onboarding, ensuring issues are resolved efficiently and customer experiences remain seamless. Investigate complex call failures and voice-quality issues using PCAP analysis, SIP traces, carrier logs, Wireshark/TShark, and other diagnostic tools. Identify the root causes of call reliability, connectivity, signaling, and media issues and implement effective technical solutions. Partner with engineering and product teams to communicate recurring customer challenges, technical friction points, and opportunities for platform improvements. Help establish best practices and technical standards for reliable AI voice infrastructure and telephony integrations. Automate repetitive troubleshooting and diagnostic activities through lightweight scripting and tooling where appropriate. Support customers through complex technical configurations while clearly explaining issues, solutions, and recommended next steps. Requirements: 5+ years of experience as a Telephony Engineer, VoIP Engineer, or in an equivalent low-latency networking or communications engineering role. Deep understanding of the SIP protocol, including RFC 3261, call signaling, SIP troubleshooting, and common telephony failure scenarios. Strong expertise in RTP and voice-media troubleshooting, including the ability to analyze PCAPs and network traces using tools such as Wireshark or TShark. Solid networking fundamentals covering TCP/IP, TLS, DNS, firewalls, connectivity, and network diagnostics. Experience with modern CPaaS/cloud communications platforms, such as Twilio, Plivo, or Telnyx. Ability to write or modify basic scripts using Python, Bash, JavaScript, or similar languages to automate routine troubleshooting tasks. Strong analytical and problem-solving skills, with the ability to diagnose complex technical issues methodically and work effectively under pressure. Excellent customer-facing communication skills and the ability to guide enterprise clients through sophisticated technical configurations. Ability to translate highly technical problems into clear explanations and actionable solutions for both technical and non-technical stakeholders. Familiarity with Asterisk, FreeSWITCH, Kamailio, or other SIP proxies and SIP servers is a plus. Comfortable working independently in a fast-paced, remote environment, with a strong sense of ownership and urgency. Willingness to work some overlapping hours with teams and customers operating in Pacific Time. Benefits: Competitive compensation: USD $6,000–$7,500 per month, depending on experience. Remote work from India. Flexible engagement through a full-time or part-time 1099 contractor arrangement. Opportunity to work on cutting-edge AI voice and telephony infrastructure. Direct exposure to complex enterprise integrations and modern CCaaS/CPaaS platforms. High-impact role where your technical work directly influences call quality, reliability, and customer experience. Opportunity to collaborate closely with engineering, product, and enterprise customers. Fast-paced environment with significant ownership and opportunities to shape technical and product standards. How Jobgether works: We use an AI-powered matching process to ensure your application is reviewed quickly, objectively, and fairly against the role's core requirements. Our system identifies the top-fitting candidates, and this shortlist is then shared directly with the hiring company. The final decision and next steps (interviews, assessments) are managed by their internal team. We appreciate your interest and wish you the best! Why Apply Through Jobgether? Data Privacy Notice: By submitting your application, you acknowledge that Jobgether will process your personal data to evaluate your candidacy and share relevant information with the hiring employer. This processing is based on legitimate interest and pre-contractual measures under applicable data protection laws (including GDPR). You may exercise your rights (access, rectification, erasure, objection) at any time. #LI-CL1 We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.

Qualifications

• : 5+ years of experience as a Telephony Engineer, VoIP Engineer, or in an equivalent low-latency networking or communications engineering role.
• Deep understanding of the SIP protocol, including RFC 3261, call signaling, SIP troubleshooting, and common telephony failure scenarios.
• Strong expertise in RTP and voice-media troubleshooting, including the ability to analyze PCAPs and network traces using tools such as Wireshark or TShark.
• Solid networking fundamentals covering TCP/IP, TLS, DNS, firewalls, connectivity, and network diagnostics.
• Experience with modern CPaaS/cloud communications platforms, such as Twilio, Plivo, or Telnyx.
• Ability to write or modify basic scripts using Python, Bash, JavaScript, or similar languages to automate routine troubleshooting tasks.
• Strong analytical and problem-solving skills, with the ability to diagnose complex technical issues methodically and work effectively under pressure.
• Excellent customer-facing communication skills and the ability to guide enterprise clients through sophisticated technical configurations.