Staff Operations Engineer

About this role

Lead the architecture, reliability, and evolution of Mozilla’s hybrid-cloud and workplace infrastructure. This hands-on staff-level role sets technical direction, delivers complex infrastructure projects across teams, and improves operational reliability and efficiency.

About the company

Mozilla builds open-source products and technologies, including Firefox, that prioritize privacy, security, and an open internet.

Stack

What you'll do

• Own and evolve architecture within an infrastructure domain.
• Lead complex infrastructure projects, migrations, and reliability improvements.
• Collaborate across IT, SRE, Security, and service-owner teams.
• Improve monitoring, alerting, capacity planning, and incident response.
• Automate infrastructure operations and reduce toil.
• Mentor engineers and maintain system documentation and runbooks.

What we're looking for

• 6+ years in systems engineering or infrastructure roles.
• Experience designing and operating production infrastructure.
• Expertise with VMware, Cisco UCS, and application or network load balancers.
• Knowledge of Linux/Unix, networking fundamentals, and data center environments.
• Demonstrated ability to lead complex technical work across teams.

Nice to have

• Infrastructure as Code experience, such as Puppet or Ansible.
• Python scripting experience.
• Familiarity with observability and reliability practices.
• Experience with containerization, modern platform tooling, or infrastructure security.
• GitHub Enterprise administration, including access management and SSO/SCIM.

Benefits

• Performance-based bonus plan.
• Medical, dental, and vision coverage.
• Retirement contributions with immediate vesting.
• Quarterly company wellness days and a birthday day off.
• Home office stipend and annual professional development budget.
• Quarterly well-being stipend and paid parental leave.