VOIP QA Automation Engineer

Vonage

1d•Remote

About The Position

Join Vonage and help us innovate cloud communications for businesses worldwide! Our Applications business unit focuses on delivering a suite of advanced communication tools designed to enhance customer engagement. From cloud contact centers to feature-rich unified communications solutions, our Applications team is dedicated to providing businesses with the tools they need to streamline operations and improve customer experiences. You'll be the quality champion for our mission-critical voice platform—working 70% on automation and 30% on creative manual testing. This is a technical, hands-on role where you'll build test frameworks, support engineers, and ensure our SIP/voice systems work flawlessly. Perfect for someone eager to grow in automation, AWS, and voice technologies.

Requirements

SIP protocol knowledge (call flows, signaling)
3+ years QA experience (manual + automation)
2+ years test automation framework development
Network troubleshooting tools (Wireshark, tcpdump, VoipMonitor)
AWS basics and cloud platform familiarity

Nice To Haves

Python or another programming language
Ribbon SBC/SLB/PSX, OpenSIPs, or SIPp platforms
Docker, Grafana, GitHub Actions
RTP, SRTP, VOIP protocols
MySQL, DevOps tools (Ansible, Terraform)

Responsibilities

Build & evolve automation (your main focus)
Design and maintain Python/SIPssert/SIPP-based test frameworks for voice platform validation
Create CI/CD pipelines with GitHub Actions for continuous testing
Write automated test suites for SIP protocols, call flows, and carrier integrations
Develop monitoring automation with AWS and Grafana to catch issues early
Improve test infrastructure—speed, reliability, and coverage
Participate in early system design, providing valuable input on early architectural decisions phases
Own, triage, investigate and help with resolution and validation of production defects or early stage malfunctions during development
Test what automation can't
Manually validate complex voice scenarios and call quality
Run exploratory and chaos testing to find edge cases
Analyze SIP call flows using Wireshark, VoipMonitor etc
Perform performance testing under real-world conditions
Collaborate & support the team
Partner with developers on test strategies and code reviews
Investigate production issues using logs, traces, and packet captures
Champion quality best practices and shift-left testing
Document findings and share knowledge with the team