Staff Site Reliability Engineer Tools

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Remote Canada opportunity for a Staff Site Reliability Engineer skilled in software development, production systems, and operational problem-solving. Support Firefox engineering through reliable tools and systems.

Mozilla seeks an experienced, versatile software engineer for internal engineering systems, developer tooling, workflow automation, and infrastructure. You will deploy and operate production systems while helping teams establish sustainable standards, patterns, and automation. Open-source contribution is an important part of the work.

Key Responsibilities:

Design, build, deploy, and operate Firefox engineering systems
Develop CI/CD, workflow automation, and AI-assisted tools
Improve reliability, performance, observability, and cost efficiency
Use telemetry and metrics to guide engineering decisions
Shape architecture and technical strategy across teams

Requirements:

Strong programming skills in Python or JavaScript/TypeScript
Production systems experience in cloud environments
Infrastructure as code experience, including Terraform
Experience across CI/CD, containers, networking, or observability
Familiarity with modern AI-assisted development tools

Bring software engineering, cloud operations, automation, and systems thinking to Mozilla’s Firefox engineering infrastructure in Remote Canada.

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Vacancy posted 13 hours ago

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