Software Security Architect, Operating Systems | Consumer Devices

OpenAI
San Francisco
Workplace: OnsiteFull timeUSD 268,000 - 342,000 annuallyFunction: CybersecuritySkills: ["Threat modeling","Security architecture review","Cross-functional collaboration","Prototyping","Security tradeoff communication"]

Define the security architecture for a next-generation consumer operating system, shaping trust boundaries, privilege models, and protections for sensitive user data. Partner with hardware security, silicon, firmware, privacy, and product teams to integrate roots of trust, secure boot, code signing, attestation, and secure updates. Establish isolation across the kernel, apps, system services, and AI workloads, and lead threat modeling and architecture reviews while guiding security-critical engineering.

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FursaFursa
OpenAI
OpenAI
2 days ago

Software Security Architect, Operating Systems | Consumer Devices

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI
Last checked: 13 hours agoStatus: Live

Job Summary

Define the security architecture for a next-generation consumer operating system, shaping trust boundaries, privilege models, and protections for sensitive user data. Partner with hardware security, silicon, firmware, privacy, and product teams to integrate roots of trust, secure boot, code signing, attestation, and secure updates. Establish isolation across the kernel, apps, system services, and AI workloads, and lead threat modeling and architecture reviews while guiding security-critical engineering.
Location: San Francisco
Workplace: Onsite
Employment Type: Full time
Job Function: Cybersecurity
Seniority: Mid level

Key Responsibilities

  • •Define the operating system’s security architecture, trust boundaries, privilege model, and protections for sensitive user data.
  • •Integrate hardware-backed protections into the operating system, including roots of trust, secure elements, trusted execution environments, and processor security capabilities.
  • •Design foundational platform defenses such as secure boot, code signing, attestation, secure updates, key protection, and device recovery.
  • •Establish isolation and access controls across the kernel, applications, system services, and AI workloads.
  • •Lead threat modeling and architecture reviews across the platform, translating emerging threats into enforceable requirements.

Pay and Benefits

Salary: USD 268,000 - 342,000 annually
Equity and Bonus:Equity

Key Requirements

  • •Deep experience designing or securing operating systems, kernels, embedded platforms, hypervisors, or other privileged systems software.
  • •Strong understanding of operating system internals including memory protection, process isolation, executable loading, device drivers, and privilege boundaries.
  • •Experience building security architectures spanning hardware, firmware, operating systems, applications, and cloud services.
Experience:Operating systemsEmbedded platformsPrivileged systemsConsumer operating systemsMobile platformsConnected devices
Skills:Threat modelingSecurity architecture reviewCross-functional collaborationPrototypingSecurity tradeoff communication
Tech Stack:Operating systemsKernelsEmbedded platformsHypervisorsTrusted execution environmentsSecure bootCode signingAttestationSecure updatesKey protectionDevice recoveryKernel hardeningMemory-safety mitigationsVirtualization-based securitySecure enclave integrationCC++RustProcess isolationMemory protection

Company Brief

OpenAI
Develops and deploys advanced generative AI models (including ChatGPT and DALL·E) and AI infrastructure, providing APIs and consumer products to accelerate safe AGI for broad benefit.
Industry: AI & Machine Learning
Company Size: Enterprise (1,001+ employees)
Revenue: USD 1B+
Growth: Scaleup
Valuation: Hectocorn (USD 100B+)
Funding: Series E+
Headquarters: San Francisco, United States
Founded: 2015
Glassdoor
Glassdoor: 4.4
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