Site Reliability Engineer

Job description

Why Mozilla?

Mozilla Corporation is the non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We make pioneering brands like Firefox, the privacy-minded web browser, and Pocket, a service for keeping up with the best content online. Now, with more than 225 million people around the world using our products each month, we’re shaping the next 25 years of technology and helping to reclaim an internet built for people, not companies. Our work focuses on diverse areas including AI, social media, security and more. And we’re doing this while never losing our focus on our core mission – to make the internet better for people.

The Mozilla Corporation is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren’t beholden to any shareholders — only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build and distribute open-source software that enables people to enjoy the internet on their terms.

About this team and role:

Mozilla’s SRE Team is looking for an engineer to aid in constructing and maintaining infrastructure supporting Mozilla products. This role involves blending Site Reliability Engineering and Software Development skills to influence product architecture and evolution by crafting reliable cloud-based infrastructure for internal and external services. Working with engineering and product teams, this SRE position involves significant engineering projects across the company, collaborating with diverse engineers, focusing on system enhancements, building new architecture, tool assessment, and removing toil.

What you’ll do:

  • Automate tasks and processes using scripting languages and configuration management tools
  • Spot and raise potential issues to the team, typically focused on Reliability
  • Participate in on-call for production reliability and services
  • Demonstrate ownership and accountability in the delivery of work
  • Be trusted to help resolve unclear but urgent tasks
  • Assist in monitoring, troubleshooting, and resolving incidents
  • Document processes, configurations, and procedures

What you’ll bring:

  • Bachelor's degree in Computer Science, Information Technology or a related field, or 1-2 years of experience in related field
  • Demonstrated experience with Google Cloud Platform (GCP), infrastructure as code (e.g. Terraform), and containerization (e.g. Docker containers and Kubernetes). Experience with other clouds (AWS and Azure), when combined with GCP certification, is a plus.
  • Knowledge of networking concepts and protocols (TCP/IP, DNS, HTTP/HTTPS, load balancing)
  • Experience in programming languages such as: Python, Go, Node.js, Rust, Ruby
  • Curiosity and interest in learning new things and solving problems
  • Strong written and verbal communication skills
  • Ability to work collaboratively across diverse groups in a remote setting
  • Commitment to our values:
    • Welcoming differences
    • Being relationship-minded
    • Practicing responsible participation
    • Having grit

Bonus points for…

  • Google Cloud Certifications
  • Experience with Infrastructure As Code and Configuration as Code tooling (Puppet, Chef, Ansible, Salt, Terraform, Amazon Cloudformation or Google Cloud Deployment Manager)
  • Experience running services in a cloud environment
  • Experience with CI/CD orchestration (Jenkins, CircleCI, or Github Actions)
  • Understanding of web servers such as Nginx and Apache
  • Knowledge of Observability, including monitoring and logging tools
  • Open source software involvement

What you’ll get:

  • Generous performance-based bonus plans to all regular 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)

About Mozilla

When you work at Mozilla, you give yourself a chance to make a difference in the lives of web users everywhere. And you give us a chance to make a difference in your life every single day. Join us to work on the web as the platform and help create more opportunity and innovation for everyone online.  We’re not a normal tech company. The things we create prioritize people and their privacy over profits. We exist to make the internet a healthier,  happier place for everyone


Developer of Internet-related applications such as the Firefox browser