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Senior Security Engineer

Location: Remote
Compensation: To Be Discussed
Reviewed: Tue, Sep 29, 2026
This job expires in: 30 days

Job Summary

To ensure the integrity of Mozilla's products and keep users safe, the full-time Senior Security Engineer will monitor and mitigate security incidents, act as an incident commander, and design security alert systems while working remotely from the Netherlands.

Key responsibilities
  • Identify and respond to security incidents on a global scale
  • Drive incidents through the entire response lifecycle as an incident commander
  • Design and maintain security alerts, automated actions, and escalation workflows for a 24/7 incident response capability
Required qualifications
  • 5+ years of experience managing security incidents at a global scale or in Security Operations Centers (SOC)
  • Expertise with security information and event management (SIEM) systems, preferably Splunk
  • Hands-on experience with endpoint detection and investigation using leading EDR tools
  • Experience with security orchestration and automation (SOAR) platforms such as Tines or Splunk SOAR
  • Practical experience with cloud technologies like Google Cloud Platform or Amazon Web Services

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