Staff Site Reliability Engineer, Tools & Systems
Core
Design, build, deploy, and operate software and systems supporting Firefox engineering, including developer tooling, CI/CD, workflow automation, and infrastructure.
Role type
Staff Site Reliability Engineer, Tools & Systems
Builds
Internal engineering systems, developer tooling, workflow automation, and infrastructure for Firefox engineering teams.
Domain
Cloud Engineering / Open Source / Browser Development
Required skills
Python, JavaScript/TypeScript, C++, Rust, Terraform, CI/CD, containers, orchestration, networking, databases, observability, data analysis, AI-assisted development tools
Preferred skills
None explicitly stated as preferred
Technologies
Python, JavaScript, TypeScript, C++, Rust, Terraform
Responsibilities
Design, build, deploy, and operate software and systems supporting Firefox engineering; Contribute to developer tooling, CI/CD, workflow automation, and AI-assisted development tools; Own complex technical problems end-to-end across software, cloud, and operational layers; Work with Firefox engineering, Cloud Engineering, IT, and other teams to solve problems that span technical and organizational boundaries; Use telemetry, metrics, and data analysis to investigate problems and guide engineering decisions; Contribute to architecture and technical strategy, identifying recurring problems and solutions that can be applied across teams.
Seniority
Staff, hands-on IC
