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LiveKitLiveKitUnited States

Staff Security Engineer

Staff Security Engineer owns security across applications, infrastructure, and workflows at LiveKit. Requires 6+ years software engineering experience, hands-on security expertise in cloud/container environments, threat modeling, and incident response.

150k – 250k
Remote6+ YOESecurity Engineering

About the role

Responsibilities

  • Own security across the stack—applications, services, infrastructure, and developer workflows.
  • Proactively identify, assess, and mitigate risks in both infrastructure and application codebases.
  • Lead secure code reviews, architecture discussions, and threat modeling sessions.
  • Build tooling and automations that help prevent security issues before they reach production.
  • Harden authentication and access control across internal and external surfaces.
  • Partner closely with engineers across teams to design secure-by-default APIs, workflows, and deployments.
  • Investigate vulnerabilities, respond to security incidents, and manage disclosure processes when needed.
  • Stay current with security research, tooling, and threats—then put that knowledge into action.

Requirements

  • Hands-on engineer who understands security from first principles.
  • 6+ years of experience as a software engineer with an interest in security engineering.
  • Led or heavily contributed to security engineering efforts across applications, infrastructure, or both.
  • Analyze systems for weaknesses—whether they’re in business logic, configuration, or code.
  • Experienced with threat modeling, secure coding practices, and vulnerability management.
  • Worked with CI/CD systems, cloud platforms (AWS, GCP, etc.), and containerized environments.
  • Translate security concerns into engineering action without being the “no” person.
  • Excellent communicator and collaborator who can document and evangelize best practices.
  • Responded to real-world security incidents, led postmortems, or driven remediation efforts.

Nice-to-Haves

  • Experience with security reviews of WebRTC, media pipelines, or real-time systems.
  • Contributions to open-source security tooling or research.
  • Hands-on experience with static and dynamic analysis tools, fuzzing, or sandboxing.

Compensation

  • Competitive salary and equity package.
  • Health, dental, and vision benefits.
  • Flexible vacations.
  • Remote-friendly work environment, with equipment provided.

Skills

AWSGCPCI/CDKubernetesThreat ModelingSecure CodingVulnerability ManagementWebrtcStatic AnalysisDynamic AnalysisFuzzingSandboxing
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