Staff Site Reliability Engineer, Tools & Systems (Fully Remote)

Mozilla Corporation; United States; Remote; USD 130,000 - 190,000; Full time

Job summary

Mozilla Corporation is seeking a versatile software engineer to design, build, deploy, and operate critical systems supporting Firefox engineering. You will contribute to developer tooling, CI/CD, workflow automation, and AI-assisted tools.

The role emphasizes ownership across projects and collaboration across technical domains, with a focus on reliability, performance, and scalable infrastructure in a fast-paced environment.

Qualifications

• Experience with Terraform, CI/CD pipelines, containerization, networking, databases, and observability.

Responsibilities

• Design, build, deploy, and operate software and systems supporting Firefox engineering.
• Contribute to developer tooling, CI/CD, workflow automation, and AI-assisted tools.

Skills

Terraform

CI/CD

Containers

Networking

Databases

Observability

Job description

• Broad software engineering role spanning internal systems, developer tooling, and infrastructure.
• Work across projects and technical domains, taking on focused ownership when needed.

What you'll do:

• Design, build, deploy, and operate software and systems supporting Firefox engineering.
• Contribute to developer tooling, CI/CD, workflow automation, and AI-assisted tools.

What you'll bring:

• Experience with Terraform, CI/CD, containers, networking, databases, and observability.