Senior Engineering Manager

Twilio is a remote-first company shaping the future of communications. We are seeking an experienced, technically strong Engineering Manager to lead our Voice Media team. This role drives technical strategy for core media infrastructure powering Twilio's Voice services at global scale, building systems that process billions of media streams with industry-leading reliability, quality, and performance.

• Lead a team of senior engineers developing Twilio's next-generation media processing stack.
• Drive technical architecture decisions for low-latency, high-throughput media systems.
• Collaborate with product, platform, and engineering teams to define technical roadmaps.
• Establish engineering excellence through code quality, testing, and operational reliability.
• Mentor engineers on complex media processing challenges.
• Balance technical debt reduction with feature development while maintaining service reliability.
• Build and evolve systems handling real-time media processing at scale.
• Own service performance metrics, reliability targets, and continuous improvement.
• Partner with engineering leaders to align media platform capabilities with broader Voice strategy.
• Make key technology stack decisions impacting media processing capabilities.

• 5+ years of engineering management experience leading teams building distributed systems.
• Understanding of Voice/VoIP infrastructure and media handling challenges.
• Strong technical background architecting and building backend services at scale with high reliability under strict SLOs.
• Deep understanding of systems design, microservice architecture, and cloud infrastructure.
• Experience managing complex technical tradeoffs between reliability, scalability, and feature development.
• Track record of delivering critical infrastructure projects with significant technical complexity.
• Experience improving developer velocity using AI tools.
• Strong knowledge of performance optimization, reliability engineering, and operational excellence.
• Excellent communication skills.
• Experience with at least one of: real-time communications systems, media processing, streaming technologies, or related fields.

• Experience with SIP, RTP/RTCP or other communications protocols.
• Familiarity with media codecs, transcoding, packet loss concealment, and audio processing.
• Background in building low-latency, globally distributed systems.
• Experience with Rust, Java, C/C++, or other systems programming languages and platforms like Asterisk or gStreamer.
• Experience in building Voice AI products.
• Knowledge of cloud infrastructure on AWS or similar platforms.
• Prior experience in telecommunications or communications platforms.

This role will be remote and based in Ontario or Alberta, Canada. Occasional travel may be required for project or team in-person meetings.

Estimated pay range: CAD 194,000.00 (Developing Minimum) - CAD 242,500.00 (Mid). Target Bonus Percentage 17.5%.

Twilio offers competitive pay, generous time off, ample parental and wellness leave, healthcare, a retirement savings program, and more. Based on role, employees may also be eligible for incentive programs, commissions, equity grants, health and wellness benefits, retirement contributions, and paid time off.