Marketing Specialist

Mozilla
Full-time Toronto, Ontario Business Operations Specialists
Posted:
June 05, 2026
Location:
Toronto, Ontario, Canada

Job Description

Marketing Specialist

at MZLA/Thunderbird Locations: Remote US, Remote Canada

Why Thunderbird?


Thunderbird is one of the world’s most trusted open-source email applications, empowering more than 20 million people globally. At MZLA, the team behind Thunderbird, we build privacy-respecting communication tools that help people manage their digital lives while staying in control of their data.


We are open source by design. Our products are developed transparently and in collaboration with a global community of contributors, and that same spirit shapes how we work: collaboratively, inclusively, and with a shared commitment to putting users first.


Our small but growing distributed team includes 65+ people across seven countries. As Thunderbird evolves beyond a single desktop application, we are expanding across desktop, mobile, and paid services to build independent, privacy-respecting alternatives to big tech ecosystems.


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Job Overview

Job Type: Full-time
Location: Toronto, Canada
Posted: June 05, 2026
Deadline: July 15, 2026