Telephony Engineer

About Happyrobot

HappyRobot is the AI-native operating system for the real economy—a system that closes the circuit between intelligence and action. By combining real-time truth, specialized AI workers, and an orchestrating intelligence, we help enterprises run complex, mission-critical operations with true autonomy.

Our AI OS compounds knowledge, optimizes at every level, and evolves over time. We’re starting with supply chain and industrial-scale operations, where resilience, speed, and continuous improvement matter most—freeing humans to focus on strategy, creativity, and other high-value tasks.

You can learn more about our vision in our Manifesto. HappyRobot has raised $62M to date, including our last $44M Series B in September 2025. Our investors include Y Combinator (YC), Andreessen Horowitz (a16z), and Base10—partners who believe in our mission to redefine how enterprises operate. We’re channeling this investment into building a world-class team: people with relentless drive, sharp problem-solving skills, and the passion to push limits in a fast-paced, high-intensity environment. If this resonates, you belong at HappyRobot.

About the Role:

We’re looking for a Senior Telephony Engineer to join our team and lead the design, integration, and management of enterprise-grade telephony and contact center solutions. You’ll work across platforms like NICE CXone, RingCentral, Genesys, and others to ensure seamless voice infrastructure and world-class communication experiences for both customers and internal teams.

Responsibilities:

• Design, implement, and maintain telephony infrastructure, including cloud-based and hybrid voice systems.

• Lead the integration of telephony platforms (NICE CXone, RingCentral, Genesys, etc.) with internal tools, CRMs, and workflow systems.

• Optimize call flows, IVRs, routing logic, and contact center performance metrics.

• Collaborate with IT, support, and engineering teams to ensure alignment between voice systems and business processes.

• Provide technical leadership and hands-on support for troubleshooting and issue resolution across telephony platforms.

• Manage vendor relationships and monitor service performance, SLAs, and escalations.

• Ensure compliance with regulatory, privacy, and security standards.

• Create and maintain documentation on infrastructure, integrations, and procedures.

Requirements:

• 5+ years of experience in telephony engineering or voice infrastructure roles.

• Strong hands-on experience with NICE CXone, RingCentral, Genesys Cloud, or similar platforms.

• Deep understanding of VoIP protocols (SIP, RTP), call routing, PBX systems, and contact center technologies.

• Experience with system integration via APIs, webhooks, and middleware platforms (e.g., Zapier, MuleSoft).

• Comfortable with scripting or automation tools (Python, PowerShell, etc.) for voice workflows or monitoring.

• Strong troubleshooting skills across networks, voice quality issues, and platform interoperability.

• Experience working in enterprise environments with high availability and scalability needs.

• Excellent communication and documentation skills.

Nice to Have:

• Familiarity with platforms like Twilio, Zoom Phone, Five9, Talkdesk, etc.

• Experience with CRM platforms (e.g., Salesforce, Zendesk) integration.

• Certifications in NICE, Genesys, or equivalent telephony solutions.

• Exposure to contact center analytics and reporting tools.

Why join us?

• Opportunity to work at a high-growth AI startup, backed by top investors.

• Fast Growth - Backed by a16z and YC, on track for eight figure ARR.

• Ownership & Autonomy - Take full ownership of projects and ship fast.

• Top-Tier Compensation - Competitive salary + equity in a high-growth startup.

• Work With the Best - Join a world-class team of engineers and builders

Our Operating Principles

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