Senior Manager of Detection Engineering, Fastly

• The ideal candidate is hands-on and technical, with experience in security engineering, detection development, incident response, and who knows how to support and empower a team
• An empathetic and inclusive leader with experience in leading a team of security practitioners
• Strong communication and interpersonal skills; ability to effectively communicate security risks and recommendations to technical and non-technical stakeholders
• Technical understanding of attacker threats and exploitation techniques, and first-hand experience in investigating them
• Experience in scaling a detection engineering program and building high-fidelity detections-as-code
• Experience in serving as an Incident Commander or leading large, cross-functional security incidents
• Experience in securing, identifying threats, and responding to incidents in one major public cloud infrastructure, such as Amazon Web Services (AWS) or Google Cloud Platform (GCP)
• 7-10+ years of relevant experience; we are open to strong candidates with varying backgrounds who can demonstrate equivalent expertise and impact
• We’re always looking for humble, sharp, and creative folks to join the Fastly team. If you think you might be a fit please apply!

Desirable

• We’re looking for a Senior Manager to lead our Security Detection Engineering team
• In this role, you’ll grow and shape our detection engineering program and level up our security incident response processes
• You take a practical, risk-based approach to security—focusing on impact, driving automation wherever possible, and keeping things efficient without overcomplicating them
• Shape and execute the long-term strategy for detection engineering, security incident response, threat intelligence, and threat hunting
• Lead efforts to build detections, tools, automations, and integrations that strengthen our threat detection and response capabilities
• Mentor, grow, and support a team of security engineers
• Work with Fastly's Incident Management team to improve our security incident response processes, playbooks, and metrics
• Partner with engineering to implement security controls
• Lead security incidents for the company
• This position will require you to be available during core business hours and support an escalation-tier on-call rotation

• Anticipated Posting Close Date*: December 6, 2025
• Job posting may close early due to the volume of applicants
• A fully completed application and resume or CV are required when applying