Jobs / Mozilla Corporation
Staff Site Reliability Engineer, Tools & Systems
Mozilla Corporation · Home Office, Deutschland
Home Office, Deutschland81,000-108,000 EUR/yearlyRemote
Remuneration
Performance-based bonus plan
Location
Home Office, Deutschland
Visa sponsorship
Not specified
Job summary
Build and operate the software, developer tools, and infrastructure that support Firefox engineering. The role spans CI/CD, workflow automation, cloud operations, and AI-assisted development tools, with responsibility for solving production challenges and improving reliability, performance, observability, and cost efficiency. Work across engineering teams and use telemetry and metrics to guide technical decisions; relevant technologies include Python, JavaScript/TypeScript, Terraform, and containers.
Benefits
Performance-based bonus planMedical, dental, and vision coverageRetirement contributions with immediate vestingQuarterly wellness daysCountry-specific holidaysBirthday day offHome office stipendProfessional development budgetWell-being stipendPaid parental leaveEmployee referral bonusLife and accidental death and dismemberment insuranceDisability coverageEmployee assistance program
Qualifications
- Strong programming skills in Python or JavaScript/TypeScript
- Experience building, deploying, and operating production systems in cloud environments
- Experience with infrastructure as code, such as Terraform
- Experience in several areas such as CI/CD, containers and orchestration, networking, databases, observability, or developer tooling
- Experience using data, telemetry, and metrics to investigate technical problems
- Familiarity with modern AI-assisted development tools, including their capabilities and limitations
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 problems across software, cloud, and operational layers
- Improve system reliability, performance, observability, and cost efficiency
- Collaborate with engineering, Cloud Engineering, IT, and other teams
- Use telemetry, metrics, and data analysis to investigate problems and guide decisions
- Contribute to architecture and technical strategy
- Build tools and automation that help teams operate systems effectively
- Contribute to the open-source ecosystem
Skills
C++JavaScriptPythonRustTerraformTypeScript
Industry
TechnologyOpen-source softwareWeb browser engineering
Relocation
No