Mozilla
Senior Security Engineer, Bug Bounty
Remote Infrastructure role with clear candidate location fit.
PostedRecently added
Eligible countries1 accepted country
Seniority signalSenior
Work settingRemote
Accepted candidate locations
USA
Role overview
Senior Security Engineer, Bug Bounty
Requirements and responsibilities
Readable role content extracted into sections for faster review.
Details
- 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
- Perform targeted code reviews (primarily JavaScript and Python) during investigations and high-risk changes
- Develop or leverage tooling to improve triage efficiency, signal quality, and program insights
- 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 (eg. Amazon Web Services, Google Cloud Platform, Heroku, Microsoft Azure, etc.)
- Experience analyzing code and systems to move from vulnerability → root cause → prevention
- Real-world experience in software development and/or engineering operations
- Ability to develop your own tools as needed in a variety of programming languages (eg. Python, Go, Rust, Javascript, etc.) is a plus, but not required.
- 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.
- Generous performance-based bonus plans to all eligible employees - we share in our success as one team
- Rich medical, dental, and vision coverage
- Generous retirement contributions with 100% immediate vesting (regardless of whether you contribute)
- Quarterly all-company wellness days where everyone takes a pause together
- Country specific holidays plus a day off for your birthday
- One-time home office stipend
- Annual professional development budget
- Quarterly well-being stipend
- Considerable paid parental leave
- Employee referral bonus program
- Other benefits (life/AD&D, disability, EAP, etc. - varies by country)
Similar roles
Keep a backup shortlist.
Stack
Use these tags to compare similar remote roles.
Location eligibility
Candidates should apply only when their profile country is listed here.
Your profileCountry not setSign in to check your country against this role.
Hiring flow
WithMira shows the role, then sends candidates to the company application.
1Check role fit, stack, and location eligibility in WithMira.
2Open the company application page from the tracked apply link.
3Save the role or subscribe for similar opportunities before leaving.