[Remote] Staff Operations Engineer

Note: The job is a remote job and is open to candidates in USA. Mozilla Corporation is a non-profit-backed technology company that aims to improve the internet experience for users worldwide. They are seeking a Staff Operations Engineer to lead the design and evolution of their hybrid-cloud and workplace infrastructure, ensuring systems are scalable, secure, and efficient while collaborating across teams.

Responsibilities

• Own and evolve architecture within a defined infrastructure domain
• Design and implement scalable, reliable systems spanning multiple teams or environments
• Establish and promote best practices, patterns, and standards within the domain
• Contribute to medium- and long-term technical strategy (typically 6-18 months)
• Lead delivery of ambiguous, high-impact infrastructure projects
• Break down elaborate system problems into implementable solutions
• Drive migrations, re-architectures, and performance/reliability improvements
• Remain hands-on with critical systems and implementations
• Work across teams (IT, SRE, Security, Service Owners) to unify solutions
• Influence technical decisions through design reviews and collaboration
• Ensure systems integrate cleanly across infrastructures (office, DC, cloud)
• Improve system reliability through monitoring, alerting, and operational design
• Contribute to defining SLIs/SLOs and capacity planning within the domain
• Participate in and lead root cause analysis for complex incidents
• Decrease operational toil through automation and system improvements
• Design and support core infrastructure components (compute, DNS, networking, identity, etc.)
• Drive improvements in performance, scalability, and dependability
• Contribute deep expertise in at least one area (e.g., DNS, network architecture, cloud infra)
• Build and improve automation using scripting and Infrastructure as Code
• Contribute to internal tooling and platform improvements
• Promote repeatable, standardized approaches to system management
• Mentor engineers and guide system design and troubleshooting
• Raise the technical quality of the team through reviews and shared practices
• Act as a go-to resource within the domain
• Maintain clear documentation, diagrams, and runbooks for systems owned
• Ensure systems are understandable and operable by others
• Contribute to knowledge sharing across teams

Skills

• 6+ years of experience in systems engineering or infrastructure roles
• Strong experience designing and operating production infrastructure
• Solid expertise in: VMware, Cisco UCS, Application/Network Loadbalancers, Linux/Unix Operating Systems, Networking fundamentals (DNS, TCP/IP, routing, firewalls), Data center environments
• Demonstrated ability to lead complex technical work across teams
• Experience with Infrastructure as Code (Puppet/Ansible/etc, Python)
• Familiarity with observability tooling and reliability practices
• Experience with containerization and modern platform tooling
• Exposure to security best practices in infrastructure design

Benefits

• Generous performance-based bonus plans for all eligible employees - we share in our success as one team
• Rich medical, dental, and vision coverage
• Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute)
• Quarterly all-company wellness days where everyone takes a pause together
• Country-specific holidays plus a day off for your birthday
• One-time home office stipend
• Annual professional development budget
• Quarterly well-being stipend
• Considerable paid parental leave
• Employee referral bonus program
• Other benefits (life/AD&D, disability, EAP, etc. - varies by country)

Company Overview

Company H1B Sponsorship