Principal Software Engineer, Infrastructure Security
OpenAI · Remote · US - Remote · New York City · Seattle · San Francisco ·
COMPENSATION
$401k – $510k
Listed on the employer's job board (Ashby)
- Principal level role
- Fully remote
- Infrastructure Security
- Multi-cloud expertise
- AI-driven security
Join the Infrastructure Security team to safeguard OpenAI’s research and production environments, including GPU supercomputing clusters and multi-cloud infrastructure. You will set technical direction for foundational services like authentication, proxies, and key management, ensuring robustness under intense scale and adversarial pressure.
The role requires designing secure-by-default platforms that balance security, reliability, and developer ergonomics. You will lead cross-functional initiatives, mentor engineers, and leverage frontier AI models to automate risk detection and mitigation across large-scale cloud and on-premises systems.
What you'll do
- Own architecture and roadmap for core security services such as authN/Z and key management
- Design planet-scale security systems across hardware, OS, Kubernetes, and networks
- Lead cross-functional launches with infrastructure and research engineering teams
- Build security primitives like identity, attestation, and encryption key lifecycle tools
- Leverage frontier models to develop automation and detection tooling for risk mitigation
- Conduct design reviews and threat models for major initiatives
- Mentor engineers to raise standards in engineering quality and operational readiness
What you'll need
- Strong software engineering skills with experience shipping reliable distributed systems
- Experience building or operating critical security infrastructure at planet scale
- Deep understanding of security principles, best practices, and common vulnerabilities
- Proven ability to lead cross-team technical initiatives and drive execution
- Expertise in using frontier models and agents to solve security challenges
- Expertise in securing large-scale cloud platforms like Azure, AWS, or GCP
- Proactive mindset to identify and address security gaps through automation
- Strong analytical skills to critically assess risks and solve complex problems
- Excellent communication skills for conveying concepts to diverse stakeholders
Stack
- Kubernetes
- Azure
- AWS
- GCP
How you'll work
- Fully remote position