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Sr. Software Engineer, SRE, Thunderbird

at Mozilla Corporation
Remote US, Remote Canada

The Company

MZLA Technologies Corporation (MZLA) is a wholly-owned subsidiary of Mozilla Foundation which runs the Thunderbird project. Thunderbird is a global, free, and open source email client that has grown significantly in donations, staff, and aspirations over the last few years. It is looking to mature and expand its business practices to ensure future operational success. This new role is an opportunity for an experienced engineer who is excited to design and implement infrastructure & automation to support Thunderbird’s ongoing growth.

The Opportunity

Thunderbird is looking for a multi-skilled self-starter to work on site reliability engineering. You will be working in close cooperation with our current web developers, other staff, and community members and reporting to the Director of Infrastructure and Services.

This is a remote, full time position. You are expected to have excellent written communication skills and coordinate your work over email, video conferencing, Matrix, and GitHub issues.

What You’ll Do

  • Set up and deploy the infrastructure for Thunderbird Sync.
  • Design and develop the CI/CD systems developers use and the infrastructure for all current and future websites and services.
  • Diagnose and debug production incidents and then improve systems to prevent the problem from recurring.
  • Collaborate with web developers to ship and maintain new builds of our websites and services.
  • Occasionally assist with Thunderbird desktop CI/CD and releases.
  • Work with a geographically-distributed development team.

What You’ll Bring

  • 5+ years of experience in a senior DevOps or SRE role and demonstrated experience acting as a team lead or line manager.
  • Ability to self-direct work, handle less structured environments, and communicate effectively with staff and community members in many different roles.
  • Professional experience programming in Python, shell scripting, etc.
  • Experience setting up reliable infrastructure-as-code deployments in one of the major cloud platforms such as AWS or GCP, using tools like Terraform, Helm, Cloudformation, or Ansible.
  • Experience with industry standard web development CI/CD tools such as Jenkins, CircleCI, TeamCity, GitHub Actions, etc.
  • Excellent English written and verbal communication, with the ability to clearly and concisely interact with an international audience.
  • Dedication to open source and open standards.
  • Proven track record of scoping and finishing projects.
  • A mission of making a concrete positive impact on the day to day communication experience for tens of millions of users.
  • Reside in the US or Canada; Eastern time zone a plus.

Bonus points for

  • Experience with database administration and performance optimization.
  • Experience with data science & analytics software such as Redshift, Presto, EMR, Kinesis, etc.
  • Experience with web development.
  • Knowledge of email protocols and/or experience running email servers( SMTP, IMAP).
  • Previous experience with an Open Source project, or participation in an Open Source community.

Applicants must reside in and have work authorization for one of the countries specified. We are unable to consider applicants outside of these markets or provide visa sponsorship.

Compensation & Benefits

We benchmark our base salaries to local markets and target the 60th percentile of the peer market. The salary ranges for this role are:

  • US: $120,000 - $144,000 USD
  • Canada:  $96,000 - $115,000 CAD

In addition to competitive salaries, we offer a comprehensive benefits package designed to support your whole self.

Work & Career

  • Fully remote work & schedule flexibility
  • Latest Laptop
  • Annual Remote Work Stipend
  • Monthly Internet Stipend
  • Professional Development Opportunities
  • Industry Conferences
  • Annual Team Onsite

Health & Family

  • 401k/Pension Contributions
  • Health, Dental, & Vision Insurance
  • Disability/Income Protection Insurance
  • Life Insurance
  • Employee Assistance Program 
  • Paid Parental Leave
  • Paid Sick Days 

Rest & Play

  • 24 days PTO per year (prorated) 
  • Your Birthday Off
  • Year-end Company Shutdown
  • Public Holidays
  • Wellbeing Stipend for Personal / Family Activities

Benefits are subject to change at any time at the discretion of MZLA Technologies Corp.

MZLA Technologies Corporation (MZLA) Hiring Practices

Mozilla understands that valuing diverse creative practices and forms of knowledge are crucial to and enrich the company’s core mission. We encourage applications from everyone, including members of all equity-seeking communities, such as (but certainly not limited to) women, racialized and Indigenous persons, persons with disabilities, and persons of all sexual orientations and gender identities and expressions.

We are an equal opportunity employer and value diversity. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.

Group: C


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Why Mozilla?

At Mozilla, we’re serving humanity—by maintaining a safe, open internet—while also helping the individual humans employed here to reach their personal and professional goals. With a relatively small team serving hundreds of millions of people, a culture of exploration, and a commitment to mentorship, opportunities abound to learn and grow at Mozilla.

Our values drive our actions

  • Purpose is built into our work, with our mission driving every decision
  • We challenge assumptions, the status quo, ourselves, and each other
  • We are transparent: in our code, our business partnerships, and our everyday interactions
  • We seek out people from diverse backgrounds and with perspectives different from our own
  • We pair purpose with performance and put people ahead of profit

Our impact is global

  • 700+ paid staff from over 30 countries
  • Thousands of volunteer contributors across six continents
  • 5 global offices: San Francisco, Toronto, Paris, Berlin, and Beijing
  • Hundreds of home offices globally

Our benefits are world-class

  • Flexible work environment (nearly half of Mozillians work remotely)
  • Industry-leading paid parental leave (up to 26 weeks of fully paid leave for childbearing parents and up to 12 weeks for non-childbearing parents)
  • Reimbursement for professional development (up to $3,000/year)
  • A work setup including the latest hardware and software of your choice