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Samsara (NYSE: IOT) is the pioneer of the Connected Operations Cloud, a platform enabling organizations in physical operations (agriculture, construction, field services, transportation, manufacturing) to harness IoT data for actionable insights. The company helps improve safety, efficiency, and sustainability across industries representing over 40% of global GDP.
The Senior Security Engineer – Enterprise Security role involves co-owning the day-to-day operation of Samsara's security environment at enterprise scale. You will maintain and evolve a modern zero-trust program, working in partnership with a global Enterprise Security team spanning the US, EMEA, and India. The role balances policy design with real-time triage for escalations, emphasizing low-friction solutions built collaboratively.
Key responsibilities include:
- Co-own endpoint security environment operations, responding to escalations, investigating anomalies, and resolving issues
- Continuously improve endpoint visibility tools and workflows based on real usage patterns and incident learnings
- Write clear documentation and runbooks for enterprise security workflows
- Collaborate across Engineering, IT, and Security teams to ensure proper implementation of security tools and policies
- Act as technical subject matter expert during security investigations
- Partner with engineering teams on vulnerability triage and remediation support
- Mentor Security team engineers to grow domain knowledge and communication abilities
- Champion Samsara cultural principles
You will bring an automation mindset to repetitive work, using Python, SOAR platforms, or AI-assisted tools. Leadership is hands-on and technical. The on-call rotation for highest-severity incidents is spread evenly across the team (one week per ten). This is a fully remote position open to UK residents; relocation assistance is not provided.
REQUIREMENTS:
Minimum:
- 5+ years of relevant experience in an Enterprise Security role with demonstrated impact
- Hands-on experience operating and maintaining endpoint security and visibility tools at enterprise scale (e.g., Crowdstrike, osquery, or similar)
- Exposure to at least one additional enterprise security tool stack beyond endpoint security, such as SASE, zero trust systems, email security, DLP, or IAM
- Automation mindset with experience scripting and debugging code with Python (with or without AI assistance) and using SOAR platforms
- Strong familiarity with common security challenges and ability to independently evaluate severity and business impact
- Track record of delivering impactful work across multiple quarters and collaborating effectively across teams
Ideal:
- Significant breadth across endpoint security ecosystem, including designing layered controls with EDR tools, passive telemetry, threat intelligence integration, and operation in cloud/containerized environments
- History building security programs using modern SaaS platforms (Crowdstrike, Mimecast Incydr, Splunk)
- Experience with infrastructure as code deployments using Terraform
- Experience with AI-driven automations
