OpenAI

Principal Security Engineer, Infrastructure Security

OpenAI
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6 months ago
Remote, United States +3 moreStaff+
H1B sponsor

Base Salary

$278k - $490k/yr

Responsibilities

  • Own the architecture and roadmap for core security services such as authentication and authorization, policy enforcement, secure proxies, and key management from design through long-term operation.
  • Design and implement planet-scale security systems spanning hardware, operating systems, Kubernetes, networks, and CI/CD while balancing security, reliability, latency, and developer ergonomics.
  • Lead cross-functional launches with infrastructure and research engineering teams, including interface design, migration planning, and safe fleet-wide rollouts.
  • Build and evolve security primitives for identity, attestation, authorization, encryption key lifecycle, and access mediation.
  • Use frontier models and agents to develop automation and detection tooling for identifying and mitigating risks across cloud and on-premises environments.
  • Lead design reviews and threat models for major initiatives and drive closure of systemic issues.
  • Mentor InfraSec and partner-team engineers while improving engineering quality, operational readiness, and secure-by-default practices.

Requirements

  • Strong software engineering skills and a track record of shipping and operating reliable distributed systems in production.
  • Experience building or operating critical infrastructure, particularly security infrastructure such as authentication services, service-to-service proxies, certificate systems, or key-management systems, at planet scale.
  • Deep understanding of security principles, best practices, and common vulnerabilities.
  • Demonstrated ability to lead cross-team technical initiatives by setting direction, aligning stakeholders, driving execution, and delivering measurable outcomes.
  • Expertise and curiosity in using frontier models and agents to solve security challenges.
  • Expertise securing large-scale cloud platforms, including Azure, AWS, and GCP, with experience in multi-cloud networks and cloud-agnostic system design.
  • Proactive ability to identify and address security gaps or inefficiencies through automation and tooling.
  • Strong analytical and problem-solving skills with the ability to critically and objectively assess risks.
  • Excellent communication skills for conveying complex security concepts to executive, technical, and non-technical stakeholders.
OpenAI

About OpenAI

10,000+ employees

OpenAI builds and deploys large-scale AI models and tools—including ChatGPT, GPT-4–class models, DALL·E, and Whisper—sold via APIs and enterprise subscriptions to developers and businesses. It monetizes through usage-based API pricing and ChatGPT Plus/Team/Enterprise, and also reaches customers via Microsoft’s Azure OpenAI Service. Founded in 2015 and headquartered in San Francisco, it operates as a private partnership.

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