Sr. Software Engineer, SRE, Thunderbird at Mozilla

Posted on:
November 6, 2023

🔭 Our mission & vision

Job Description

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


Responsibilities & tasks

Ideal candidate

Skills & qualifications

About the team

How to apply

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