Calix
Communication Service Providers
VoiceTestandAutomationEngineer
Neural analysis suggests this role is
optimal for Senior candidates.
“Voice Test and Automation Engineer at Calix. Skills: Voice protocol testing, Test automation, SIP, MGCP. Perform manual and automated testing. Develop and maintain test scripts”
What You'll Achieve.
Ensuring high-quality releases; Simplify operations; Collapse cost; Accelerate innovation; Deliver differentiated subscriber experiences; Driving acquisition, loyalty, and revenue growth; Simplify, innovate, and grow; Strengthening both their businesses and the communities they serve
Industry & Context.
analytical and problem-solving skills
What They're Looking For.
Must Have
Experience in voice protocol testing: SIP, MGCP, H. 248, Familiarity with IPTV (IGMP), SS7, DOCSIS, and network protocols, Hands-on experience with Wireshark, Jira, Bamboo, Abacus, Ameritec, Spirent, analytical and problem-solving skills, Comfortable working in Agile/Scrum environments, Minimum 10 years of experience in Networking and Voice technology
Nice to Have
ISTQB or equivalent testing certification, Leadership experience or interest in mentoring junior testers, Bachelor's degree in Telecommunications, Computer Science, or related field
What You'll Do.
Perform manual and automated testing
Develop and maintain test scripts
Write test cases and prepare test plans
Execute regression and release testing
Debug and validate issues
Contribute to continuous improvement
How You'll Work.
Team & Collaboration
Debug and validate issues in collaboration with development teams
Full Job Description
The Calix platform enables Communication Service Providers (CSPs) of all sizes to transform and future-proof their businesses. Through real-time data, automation, and actionable insights delivered via Calix One — our cloud-first, AI-powered platform — CSPs can simplify operations, collapse cost, and accelerate innovation. Calix One brings together the automation of everything and the experience of one, empowering customers to deliver differentiated subscriber experiences while driving acquisition, loyalty, and revenue growth. This is the Calix mission: to enable CSPs of all sizes to simplify, innovate, and grow, strengthening both their businesses and the communities they serve. We’re at the forefront of a once in a generational change in the broadband industry. Join us as we innovate, help our customers reach their potential, and connect underserved communities with unrivaled digital experiences. We are looking for a detail-oriented Automation Voice Test Engineer to lead and execute manual and automated testing of voice and data protocols. This role involves validating telecom features, writing test plans, and ensuring high-quality releases. ## **Key Responsibilities:** * Perform manual and/or automated testing of voice protocols on ONTs, OLTs, and modems. * Develop and maintain test scripts using Python, Robot Framework, or Abacus. * Write test cases, prepare test plans, and execute regression and release testing. * Debug and validate issues in collaboration with development teams. * Contributes to continuous improvement of test processes and tools. ## **Voice-Specific Technologies & Responsibilities:** * Manual & Automated Testing of SIP, MGCP, H.248: Validate voice protocol implementations on ONTs, OLTs, and modems. * IPTV (IGMP), SS7, DOCSIS: Testing legacy telephony, and cable modem technologies. * Test Automation Frameworks: Develop and maintain test scripts using Python, Robot Framework, and Abacus scripting. * Test Equipment: Use tools like Ameritec Fortis
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