Principal Security Engineer, Infrastructure Security (AI)

TL;DR

Principal Security Engineer (AI): Safeguarding hirify.global's research and production environments, including GPU supercomputing clusters and multi-cloud infrastructure, with an accent on authentication systems, egress/ingress proxies, and key management platforms. Focus on designing and implementing planet-scale security systems and leveraging frontier models for automation and risk mitigation.

Location: Remote (US, New York City, Seattle, and San Francisco)

Salary: $277.6K – $490K

Company

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

What you will do

• Own the architecture and roadmap for core security services, from design to rollout to long-term operation.
• Design and implement planet-scale security systems that provide strong guarantees across hardware, operating systems, Kubernetes, networks, and CI/CD.
• Lead cross-functional launches with infrastructure and research engineering teams, shaping interfaces, migration plans, and safe rollout strategies.
• Build or evolve security primitives (identity, attestation, authorization, encryption key lifecycle, access mediation) that become platform building blocks for hirify.global.
• Leverage frontier models and agents to develop automation and detection tooling to continuously identify and mitigate risks in large-scale cloud and on-prem environments.
• Lead design reviews and threat models for major initiatives, and drive closure on systemic issues.

Requirements

• Strong software engineering skills with a track record of shipping and operating reliable distributed systems in production.
• Experience building or operating critical infrastructure, especially security infrastructure, at planet scale.
• Deep understanding of security principles, best practices, and common vulnerabilities.
• Demonstrated ability to lead cross-team technical initiatives.
• Expertise and curiosity about using frontier models and agents to effectively solve security challenges.
• Expertise in securing large-scale cloud platforms (e.g., Azure, AWS, GCP), including multi-cloud networks and cloud-agnostic system design.

Culture & Benefits

• 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.
• Committed to providing reasonable accommodations to applicants with disabilities.
• Shaping the future of technology.