Software Engineer, Host Assurance

The role

You will build and operate services, APIs, and host software to establish trust in compute infrastructure. This includes working on machine identity, certificate issuance, and host attestation across bare-metal and VM environments.

What you will do

• Design, build, and operate components of the Host Assurance platform.
• Ensure hosts are verifiably trustworthy from delivery through secure bootstrap.
• Build and improve systems for machine identity, certificate issuance, and host attestation.
• Validate delivered hardware and firmware against vendor claims.
• Eliminate insecure bootstrap patterns.
• Own software components through implementation, launch, and ongoing operation.
• Participate in production support via oncall rotation.
• Define observable, testable security properties for host platforms.
• Work across different deployment models and provider boundaries.

Required qualifications

• Strong software engineering experience building and operating reliable production systems at scale.
• Depth in distributed systems, backend or platform engineering, operating systems, or infrastructure security.
• Ability to reason across services, APIs, and host software.
• Experience writing production quality code.
• Experience supporting critical production systems at scale, such as being on-call.

Nice to have

• Experience with PKI, HSMs, machine identity, attestation, secure boot, or hardware security

Before you apply

• Background checks for applicants will be administered in accordance with applicable law.

About the company

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