Security Engineer, Infrastructure Security

Design and deploy security controls across OpenAI's GPU clusters, multi-cloud infrastructure, and critical AI systems.
- Build security controls spanning hardware, firmware, OS, Kubernetes, networks, and CI/CD to defend against sophisticated threats.
- Lead high-impact projects including checkpoint encryption, network isolation, secret management, and machine identity.
- Requires deep security expertise, cloud platform experience (AWS, Azure), and on-premises datacenter security knowledge.
- Requires container security, orchestration, and authentication/authorization familiarity plus strong analytical and communication skills.

OpenAI is a frontier AI research and product company, with teams working on alignment, policy, and security. We post specific opportunities at OpenAI that we think may be high impact. We do not necessarily recommend working at other positions at OpenAI. You can read concerns about doing harm by working at a frontier AI company in our career review on the topic, including concerns about OpenAI in particular. Note that there have also been concerns around OpenAI's HR practices.