The Telephony Engineer is a subject‑matter expert responsible for architecting complex telephony integrations, optimizing SBC behavior, guiding customer design decisions, and ensuring Sycurio’s voice platform maintains secure, resilient, PCI‑compliant performance. This engineer leads large customer delivery efforts, resolves advanced SIP/RTP/TLS issues, establishes best practices, and mentors junior team members.

Responsibilities
Design & Implementation

Support the design and implementation of SIP trunking, call routing logic, and resilient configurations
Assist in building secure and reliable call delivery flows in line with business and customer requirements
Configure DTMF masking, RTP/SRTP handling, SIP header manipulation, and failover routing
Work with internal teams to validate routing across carriers, CCaaS platforms, and customer IP PBXs

SBC Configuration & Support

Configure, maintain, and troubleshoot SBC platforms (e.g. Oracle, AudioCodes)
Support SIP routing, topology hiding, and header manipulation tasks
Troubleshoot SIP call flows,



including common issues with re-INVITEs, session refreshes, and media handling
Perform basic to intermediate packet and RTP analysis (e.g. jitter, latency, packet loss)

Delivery & Operations

Support customer deployments, testing, and implementation activities
Assist with telephony cutovers and configuration changes
Contribute to documentation, including configuration templates and support guides
Act as an escalation point for operational telephony issues where required

Cross-Functional Collaboration

Work with Network and Cloud teams on connectivity, routing, and infrastructure setup
Support product and engineering teams with telephony-related input
Communicate effectively with internal teams and customers to resolve issues and explain solutions

Required Skills

2–5 years’ experience in SIP, VoIP, or telephony engineering roles
Solid understanding of:
SIP fundamentals (call flows, messaging, basic troubleshooting)
RTP

📌 Telephony Engineer (Bengaluru)
🏢 Sycurio
📍 Bengaluru