Senior Security Engineer - Threat Detection

The role

You will build and operate signals, pipelines, and tooling to discover threats against Samsara and its customers. You will manage the full detection lifecycle and advance the detection-as-code platform.

What you will do

• Build, deploy, and improve MITRE ATT&CK–aligned detections
• Own the full detection lifecycle from hypothesis to retirement
• Advance detection-as-code platform through version control and CI/CD
• Identify emerging threat surfaces and build integrations
• Evaluate AI-powered security capabilities
• Turn threat intelligence into actionable detection and retrospective scanning
• Partner with Security Operations during investigations and incidents
• Embed Samsara’s cultural principles

Required qualifications

• 6+ years in security engineering, detection engineering, or a related technology discipline
• Strong Python and SQL skills
• Experience analyzing large datasets to build and validate detections
• Hands-on experience with detection-as-code, Git-based workflows, automated testing, and CI/CD deployment
• Deep experience with modern SIEM platforms
• Working knowledge of AWS, Linux, containers, and EDR
• Ability to build systems from scratch
• Ability to lead projects independently
• Ability to learn new technologies quickly
• Ability to communicate technical concepts clearly through documentation, RFCs, and presentations

Nice to have

• Experience with data orchestration platforms such as Airflow or Databricks
• Applied experience with LLMs, agentic frameworks, and MCP integrations
• Experience with behavioral analytics, anomaly detection, feature engineering, and model evaluation
• Familiarity with risk-based alerting, ChatOps, distributed alerting, and attack simulation
• Additional experience with Go, Terraform, malware analysis, digital forensics, or FedRAMP environments

Benefits

• Flexible, employee-led remote model
• Professional development stipend
• Comprehensive health plans
• Parental leave plans

Before you apply

• Must reside in the US except the San Francisco Bay Metro Area, NYC Metro Area, and Washington, D.C. Metro Area
• Must secure and maintain the legal right to work in the specified work location
• Applications are validated using Tofu, a fraud detection tool

About the company

Samsara is the pioneer of the Connected Operations Cloud, a platform that enables organizations to harness Internet of Things (IoT) data. The company helps improve the safety, efficiency and sustainability of physical operations.