Senior Security Engineer - Incident Response
Mozilla
Posted
Feb 19, 2026
Location
Remote (UK)
Type
Full-time
Compensation
£65000 - £87000
Mission
What you will drive
Core responsibilities:
- Identify and respond to security incidents on a global scale
- Act as an incident commander to drive incidents through the entire response lifecycle
- Design and maintain a portfolio of security alerts, automated actions, playbooks and escalation workflows
- Conduct threat hunting activities, anticipate future threats, and maintain forward-thinking strategies
Impact
The difference you'll make
This role ensures the integrity of Mozilla's products and keeps Mozilla's users safe within a company dedicated to building a more secure internet, helping to reclaim an internet built for people, not companies.
Profile
What makes you a great fit
Required skills and experience:
- 5+ years of demonstrated ability managing security incidents at a global scale and/or experience working in Security Operations Centers (SOC), Product Security Incident Response Teams (PSIRT), and Computer Security Incident Response Teams (CSIRT)
- Expertise with security information and event management (SIEM) systems (eg. ELK, Google BigQuery, Splunk, etc.)
- Expertise with endpoint detection and investigation and leading EDR tools
- Expertise with security orchestration and automation (SOAR) platforms such as Tines or Splunk SOAR
Benefits
What's in it for you
Benefits include:
- Generous performance-based bonus plans
- Rich medical, dental, and vision coverage
- Generous retirement contributions with 100% immediate vesting
- Quarterly all-company wellness days
- 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.)