Bug Bounty Security Engineer: Protect the Open Web

Mozilla Corporation; United States; Remote; USD 116,000 - 183,000; Full time

Benefits offered by this job

Performance bonus

Medical, dental, and vision coverage

Retirement contributions with 100% v2

Wellness days

Holidays + birthday

Home office stipend

Well-being stipend

Parental leave

Employee referral program

Life/AD&D, EAP

Job summary

Mozilla Corporation seeks a Security Engineer to own and manage the Web Bug Bounty program, working with product and SIRT teams to mitigate security risks. You will lead triage and validation of reports from HackerOne, Bugzilla, and email, and drive end-to-end remediation with engineering partners.

Ideal candidates bring 3+ years in security engineering, bug bounty program experience, and strong cloud skills.

Qualifications

• 3+ years of demonstrated ability in a security engineering role.
• Experience operating bug bounty programs, including enhancements, automation and scaling, and/or bug hunting.
• Practical experience working with modern cloud technologies (AWS, GCP, Heroku, Azure, etc.)
• Experience analyzing code and systems to move from vulnerability > root cause > prevention.
• Real-world experience in software development and/or engineering operations.
• Strong communication, collaboration, and problem-solving skills, with the ability to influence and guide cross-functional teams.
• Formal credentials are great, but real-world experience, curiosity, passion and a growth mindset matter more.

Responsibilities

• Own and scale Mozilla’s web bug bounty program, including strategy, prioritization, KPIs, and continuous improvement
• Act as the primary interface with external researchers and platforms (e.g., HackerOne), fostering a high-quality and trusted research community
• Lead triage and technical validation of incoming reports across multiple intake channels (HackerOne, Bugzilla, email)
• Drive end-to-end vulnerability remediation, partnering with engineering teams to ensure timely, effective fixes
• Identify root causes and systemic issues, and influence long-term improvements in secure development practices
• Collaborate with the Security Incident Response Team (SIRT) on active incidents and post-incident reviews
• Develop or leverage tooling to improve triage efficiency, signal quality, and program insights

Skills

Security engineering

Bug bounty programs

Cloud technologies

Code & systems analysis

Software development

Communication & collaboration

Growth mindset

Job description

Mozilla Corporation seeks a Security Engineer to own and manage the Web Bug Bounty program, working with product and SIRT teams to mitigate security risks. You will lead triage and validation of reports from HackerOne, Bugzilla, and email, and drive end-to-end remediation with engineering partners.

Ideal candidates bring 3+ years in security engineering, bug bounty program experience, and strong cloud skills.