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  1. Home
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  5. Staff Security Engineer
Mozilla logo

Staff Security Engineer

Not Disclosed•Full-TimeRemote

location_on3716, Latimer Street, Dallas, Dallas County, Texas, 75215, United States

Apply Now

About Mozilla

Mozilla Corporation is a non-profit-backed technology company that has shaped the internet for the better over the last 25 years. We are the makers of pioneering brands like Firefox, the privacy-minded web browser. With more than 225 million people around the world using our products each month, we are shaping the next 25 years of technology and helping to reclaim an internet built for people, not companies.

Mozilla is wholly owned by the non-profit 501(c) Mozilla Foundation. This means we aren't beholden to any shareholders—only to our mission. Along with thousands of volunteer contributors and collaborators all over the world, Mozillians design, build, and distribute open-source software that enables people to enjoy the internet on their terms.

About the Role

Mozilla is looking for an Incident Responder to monitor and mitigate attacks across Mozilla's products and services. In this position, you will be a critical member of a flexible team responsible for handling security incidents. You will be someone Mozillians across the company depend on and trust to respond quickly and effectively in a crunch.

Your work will ensure the integrity of Mozilla's products and keep our users safe within a company dedicated to building a more secure internet. You will partner with diverse stakeholders to maintain a continuously improving feedback loop of preparation, identification, analysis, containment, and post-mortem activities. This role is vital to our mission of keeping the internet open and secure for everyone.

Equal Opportunity

Mozilla is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees.

Work location

Work model: Remote

location_on

3716, Latimer Street, Dallas, Dallas County, Texas, 75215, United States

Dallas, Texas

Key Responsibilities

  • check_circleIdentify and respond to security incidents on a global scale
  • check_circleAct as an incident commander to drive incidents through the entire response lifecycle
  • check_circleConduct threat hunting activities and anticipate future threats
  • check_circleResearch threat intelligence reports and triage resulting workflows
  • check_circleParticipate in on-call rotation
  • check_circleDesign and maintain security alerts, automated actions, playbooks, and escalation workflows
  • check_circlePartner with stakeholders to maintain feedback loops for incident preparation and post mortem activities

Requirements

  • verified5+ years managing security incidents at global scale or SOC/PSIRT/CSIRT experience
  • verifiedExpertise with SIEM systems (e.g., ELK, Google BigQuery, Splunk)
  • verifiedExpertise with threat intelligence integration for detection engineering
  • verifiedExpertise with SOAR platforms (e.g., Tines, Splunk SOAR)
  • verifiedReal-world experience in software development or engineering operations
  • verifiedB.S. in a technology-focused field (helpful)
  • verifiedPractical experience with cloud technologies (e.g., GCP, AWS, Azure, Heroku)

Nice to Have

Splunk proficiency. B.S. in a technology-focused field.

Benefits & Perks

check_circleRich medical, dental, and vision coveragecheck_circleGenerous retirement contributions with 100% immediate vestingcheck_circleQuarterly all-company wellness dayscheck_circleCountry specific holidays plus a day off for your birthdaycheck_circleOne-time home office stipendcheck_circleAnnual professional development budgetcheck_circleQuarterly well-being stipendcheck_circleConsiderable paid parental leavecheck_circleEmployee referral bonus programcheck_circleGenerous performance-based bonus plans
Mozilla cover image
Mozilla logo
Company

Mozilla

Industry

Software Development

Headquarters

San Francisco, CA

Open Roles

1

Feel good about your work again.

Mozilla Corporation, headquartered in San Francisco, CA, operates within the Software Development industry with a distinct mission to ensure the internet remains open and accessible. Unlike typical entities beholden to shareholders, the organization is wholly owned by the not-for-profit Mozilla Foundation, a structure that guarantees every strategic decision aligns with its core purpose. This unique corporate model allows the company to prioritize user freedom and digital rights above commercial interests. Staff members collaborate with a global community of over 20,000 contributors to design, build, and distribute software solutions that empower individuals to navigate the web on their own terms. The organization's flagship product, the Firefox browser, has evolved into a comprehensive family of tools. These offerings include robust security features, risk alerts, password protection, and a secure VPN service, all designed to safeguard user privacy and data. By maintaining a safe and open internet, the company serves hundreds of millions of users worldwide while supporting the professional growth of its relatively small team. The environment fosters a culture of exploration and mentorship, providing opportunities for employees to achieve personal and professional goals. This approach combines a commitment to humanity with a dedication to individual development, creating a workplace where technical innovation directly supports a healthier digital ecosystem.
View company profilearrow_forwardlanguageWebsitelinkLinkedIn
Quick Overview

Experience

5+ yrs (Senior)

Education

B.S. in a technology-focused field is helpful

Job Type

Full-Time

Skills Required

Security IncidentsSecurity Operations CentersSocProduct Security Incident Response TeamsPsirtComputer Security Incident Response Teams

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Recrutus

Curating the world's most innovative career opportunities. We bridge the gap between visionary talent and industry-leading companies.

Search roles by city, category, skill, or job type — explore verified employers, salary benchmarks, and remote-friendly teams across India and beyond.

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Job seekers
Browse jobsCompanies hiringRemote jobsJobs by locationJobs by cityJobs by categoryCareer guidesCareer blogSalary insights
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Jobs in TexasJobs in New YorkJobs in CaliforniaJobs in FloridaJobs in TennesseeJobs in VirginiaAll states →
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Recrutus helps candidates discover roles that match their skills and helps teams reach qualified applicants faster. Browse by metro, discipline, or work style — from internships to senior leadership.

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Csirt
Security Information And Event Management
Siem
Elk
Accessibility