Software Engineer, HSM Infrastructure Security, Consumer Devices

5+ years experience building secure embedded firmware for constrained environments

Deep programming experience in C, C++, or Rust.

You Might Thrive in This Role If You Have

A strong track record of designing, implementing, debugging, and shipping production systems software.

Hands-on experience developing security-critical software or firmware within, or directly adjacent to, an HSM, secure element, TEE, or hardware root of trust.

developing one or more of the following:

HSM firmware or trusted applications

Cryptographic mechanisms or hardware-accelerated cryptographic services

HSM device drivers, host libraries, SDKs, or middleware

PKCS#11 providers, mechanisms, or integrations

Secure key-provisioning or key-injection protocols

HSM-backed certificate authority or code-signing systems

Signing-policy enforcement within a hardware-backed trust boundary

Strong knowledge of applied cryptography, digital signatures, key hierarchies, secure key management, and cryptographic protocol design.

with PKI, X.509 certificates, certificate authorities, certificate issuance, and certificate lifecycle protocols.

Familiarity with secure boot, measured boot, device identity, remote attestation, or hardware-backed storage.

reasoning about concurrency, memory safety, privilege separation, hardware interfaces, failure modes, and side-channel or physical attack considerations.

The ability to evaluate security designs and personally implement the software required to realize them.

Clear communication skills and the ability to collaborate across hardware, firmware, backend, and product teams.

Firmware development for ARM TrustZone or another trusted execution environment.

with commercial or cloud HSM platforms such as Thales Luna, Entrust/nShield, Utimaco, Marvell LiquidSecurity, AWS CloudHSM, or comparable systems.

with PKCS#11, KMIP, OpenSSL providers or engines, secure-element APIs, or platform-native key-storage frameworks.

Device manufacturing, secure provisioning, factory restore, or silicon bring-up experience.

Secure boot ROM, bootloader, firmware-signing, anti-rollback, or authenticated-update development.

Developing trusted applications or cryptographic services inside an HSM or secure coprocessor.

Hardware/software co-design involving cryptographic accelerators, secure processors, or custom silicon.

Multi-party authorization, quorum-controlled deployments, tamper-resistant audit mechanisms, or attestable policy systems.

Secure or private storage systems based on hardware-protected keys.

sustaining high-assurance security software in production.

OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artificial intelligence benefits all of humanity.

We push the boundaries of the capabilities of AI systems and seek to safely deploy them to the world through our products.

AI is an extremely powerful tool that must be created with safety and human needs at its core, and to achieve our mission, we must encompass and value the many different perspectives, voices, and experiences that form the full spectrum of humanity.

We are an equal opportunity employer, and we do not discriminate on the basis of race, religion, color, national origin, sex, sexual orientation, age, veteran status, disability, genetic information, or other applicable legally protected characteristic.

For additional information, please see OpenAI’s Affirmative Action and Equal Employment Opportunity Policy Statement.

Background checks for applicants will be administered in accordance with applicable law, and qualified applicants with arrest or conviction records will be considered for employment consistent with those laws, including the San Francisco Fair Chance Ordinance, the Los Angeles County Fair Chance Ordinance for Employers, and the California Fair Chance Act, for US-based candidates. For unincorporated Los Angeles County workers: we reasonably believe that criminal history may have a direct, adverse and negative relationship with the following job duties, potentially resulting in the withdrawal of a conditional offer of employment: protect computer hardware entrusted to you from theft, loss or damage; return all computer hardware in your possession (including the data contained therein) upon termination of employment or end of assignment; and maintain the confidentiality of proprietary, confidential, and non-public information. In addition, job duties require access to secure and protected information technology systems and related data security obligations.

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We are committed to providing reasonable accommodations to applicants with disabilities, and requests can be made via this link.

At OpenAI, we believe artificial intelligence has the potential to help people solve immense global challenges, and we want the upside of AI to be widely shared.

Join us in shaping the future of technology.