
501 - 1000 employees
Founded 1998
👥 B2C
🔒 Cybersecurity
B2C • Cybersecurity • Software
Mozilla is a non-profit organization dedicated to promoting an open and accessible internet. They are the makers of the popular Firefox browser, which emphasizes user privacy, speed, and control. Mozilla also offers a range of products that focus on internet security and privacy, including Mozilla VPN, Firefox Relay, and Mozilla Monitor. Additionally, the organization is involved in open-source projects, AI innovation, and advocating for digital rights. Mozilla aims to empower users with trustworthy technology and policies that protect privacy, support open-source AI development, and foster accountability for tech companies.
🔥 15 hours ago
🇬🇧 United Kingdom – Remote
💵 £66k - £87k / year
⏰ Full Time
🟠 Senior
👮♂️ Cybersecurity / Security Engineer
👻 Ghost score 0%
Improve your chances of getting an interview by checking your resume score before you apply.

501 - 1000 employees
Founded 1998
👥 B2C
🔒 Cybersecurity
B2C • Cybersecurity • Software
Mozilla is a non-profit organization dedicated to promoting an open and accessible internet. They are the makers of the popular Firefox browser, which emphasizes user privacy, speed, and control. Mozilla also offers a range of products that focus on internet security and privacy, including Mozilla VPN, Firefox Relay, and Mozilla Monitor. Additionally, the organization is involved in open-source projects, AI innovation, and advocating for digital rights. Mozilla aims to empower users with trustworthy technology and policies that protect privacy, support open-source AI development, and foster accountability for tech companies.
• 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 security alerts, automated actions, playbooks, and escalation workflows supporting a high-performing 24/7 incident response capability • Conduct threat hunting activities and anticipate future threats • Maintain forward-thinking strategies for tools, technology, and processes that combat sophisticated threat actors • Research threat intelligence reports and manage resulting workflows • Partner with key stakeholders across preparation, identification, analysis, containment, and post-mortem activities • Participate in an on-call rotation
• 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, such as ELK, Google BigQuery, and Splunk; Splunk proficiency is preferred • Expertise with endpoint detection and investigation • Hands-on experience with leading EDR tools and ability to leverage endpoint telemetry to find root cause • Expertise with security orchestration and automation (SOAR) platforms such as Tines or Splunk SOAR • Superb communication and leadership capacity; ability to partner effectively with diverse company stakeholders • Real-world experience in software development and/or engineering operations for consumer products and services • Practical experience working with cloud technologies such as Google Cloud Platform, Amazon Web Services, Heroku, and Microsoft Azure
• 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)
Apply Now🔥 20 hours ago
Senior Product Security Architect securing Axonius’s cyber asset intelligence platform and AI capabilities. Designing cloud security architecture, threat models, and incident-response strategies.
🇬🇧 United Kingdom – Remote
💰 $200M Series E on 2022-03
⏰ Full Time
🟠 Senior
👮♂️ Cybersecurity / Security Engineer
🕒 Yesterday
Senior Security Engineer operating endpoint security and zero trust systems for Samsara’s Connected Operations Cloud. Automating enterprise security workflows and supporting incident response across the UK.
🇬🇧 United Kingdom – Remote
💰 Seed Round on 2014-08
⏰ Full Time
🟠 Senior
👮♂️ Cybersecurity / Security Engineer
🇬🇧 UK Skilled Worker Visa Sponsor
🕒 Yesterday
Senior Cloud Security Engineer securing Psychiatry UK’s digital mental health services across AWS, Azure and Microsoft 365. Building cloud guardrails, DevSecOps controls, threat detection and assurance evidence.
🕒 4 days ago
Cloud security field seller building Tenex’s Wiz-led CNAPP business. Partnering with Wiz and Google Cloud to sell AI-native MDR services across EMEA.
🕒 6 days ago
Senior Product Security Engineer securing AlphaSense’s AI-native market intelligence platform. Leading AI/ML security, threat modeling, secure architecture, and customer assurance.
🇬🇧 United Kingdom – Remote
💵 £90k - £122k / year
💰 Debt Financing on 2022-06
⏰ Full Time
🟠 Senior
👮♂️ Cybersecurity / Security Engineer
🇬🇧 UK Skilled Worker Visa Sponsor