✦ Luna Orbit — Cybersecurity

Senior Security Engineer - Detection and Response

at Klaviyo

📍 San Francisco, CA Onsite Posted March 12, 2026
Type Not Specified
Experience senior
Exp. Years 5+ years
Education Not specified
Category Cybersecurity

Klaviyo is hiring a Senior Security Engineer to develop detection and response systems, focusing on security observability, automation, and threat mitigation.

  • Build detection and response systems
  • Develop AI-first security tools
  • Manage security logging and data analysis
  • Respond to security incidents
  • Automate detection workflows

The role involves building security detection systems using ML models, managing security logs, and automating incident response workflows with tools like SIEM, Python, and Go.

The ideal candidate is a senior security engineer with 5+ years of experience in detection, response, and security observability. They should be skilled in developing AI-driven security systems, threat hunting, and managing large-scale security data pipelines.

security detection and responsesecurity loggingML modelsincident responsedetection engineering
AI-first security systemsthreat huntinglarge-scale data analysisautomating detection workflows
SIEMdata lakesPythonGoCI/CDML deployment
security observabilitydetection engineeringML modelssecurity loggingincident responsethreat huntingPythonGoCI/CDSIEMdata pipelines
security observabilitydetection engineeringML modelssecurity loggingthreat responseincident responsePythonGoCI/CDSIEMdata pipelines
communicationteamworkproblem-solvingself-managementcontinuous learning
Industry SaaS
Job Function Enhance security detection, response, and observability capabilities
Senior Security Engineerdetection and responsesecurity observabilityML modelssecurity loggingincident responsethreat huntingdetection engineeringSIEMdata pipelinesPythonGoCI/CDAI-first security systemssecurity detection and response

Lack of experience with SIEM or data pipelines, No background in detection engineering, Insufficient knowledge of ML models in security, No experience with incident response

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