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Senior Product Security Engineer - Mozilla - Remote Canada

Product Security Engineer

Posted: July 18, 2026
Posted today
Last seen in crawl: July 18, 2026 (1d ago)
Estimated Expiry: August 22, 2026
Remoteness
Role & Management
Role Level:Senior
Job Type
Required Languages

Job Description

Mozilla is hiring a Senior Product Security Engineer in Remote Canada, Firefox, New Products, Firefox, Core Services, Firefox, Mozilla Foundation, Core Services, to improve security and trust in the Firefox ecosystem. The role involves developing automated security tools, managing vulnerabilities, and collaborating with cross-functional teams to enhance platform safety. Technologies include Python/Django, React/TypeScript, and Google Cloud. Responsibilities include incident response, security architecture, and ecosystem moderation.

Company Information

Mozilla logo
Technology
Current open roles at Mozilla on JobCrawls
LocationActive listings
Remote Finland46
Remote Germany44
Remote Netherlands43
Remote UK42
Remote France41
Remote Belgium41
Remote Spain40
Remote Sweden38
Remote Poland35
Remote Canada32
Remote US19
Remote - Global15
Remote - France6
Remote - Belgium6
Remote - Germany6
Remote - Spain6
Remote - Netherlands6
Remote Denmark6
Remote - Finland6
Remote - Sweden6
Remote - Poland6
Remote - Canada5
Remote Australia5
Remote - UK5
Remote New Zealand5
Remote - US2
Current role mix at Mozilla on JobCrawls
Role typeActive listings
Software Engineer51
Product Manager2
Localization Technical Program Manager2
Social Media & Content Strategist1
Application Engineer1
Machine Learning Engineer1
Head of Global and Strategic Intelligence1
Security Engineer1
Fundraising Strategist1
Data Scientist1
Product Director1
Engineer1
Grassroots Engagement Director1
Senior Software Engineer1
Quantitative User Researcher1
Current role-level mix at Mozilla on JobCrawls
Role levelActive listings
Mid-Level17
Senior10
Mid-level1

Mozilla appears in 512 indexed job postings in JobCrawls' Finland dataset since October 2023. In that historical index, the strongest location signals for this employer are Remote Finland, Remote Germany, and Remote Netherlands.

Data shown is based on historical job postings from our database.

Job Details

Responsibilities

  • Developing automated security tools
  • Managing vulnerabilities and incident response
  • Collaborating with cross-functional teams to enhance platform safety

Requirements

  • Experience building modern web applications
  • Strong experience with Python/Django or similar backend frameworks
  • Understanding of web security principles and practices

Skills & Technologies

Python/DjangoReact/TypeScriptGoogle Cloud

Education Level

None required
1 day agoContent Complete

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