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Software Engineer, HSM Infrastructure Security, Consumer Devices
Openai
San Francisco, California, United StatesPosted Sep 4, 2026 · 13h ago$347k – $445k
Full-time$347k – $445kSeniorOn-siteConsumer Tech
About this role
Design and implement hardware-backed security foundations for OpenAI's device ecosystem, focusing on hardening the boundary between policy systems and HSMs. This hands-on role involves developing security-critical software and firmware, debugging across hardware and software, and carrying projects from requirements to deployment.
What we are looking for
6- Design and implement security-critical software and firmware for HSMs and secure elements
- Build and harden the policy-to-HSM boundary for authorizing operations
- Develop HSM trusted applications, firmware components, and host interfaces
- Implement cryptographic interfaces like PKCS#11 and OpenSSL providers
- Build firmware and software to enforce cryptographic key policies
- Threat-model hardware and software trust boundaries and implement improvements