Senior Security Engineer (Foundational Security Lead) - AI Infrastructure

Prime Intellect • United State

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AI Summary

Shape Prime Intellect’s security posture as the first dedicated security hire, defining threat models, secure architecture, and compliance for frontier AI infrastructure. Own end-to-end security for multi-tenant GPU training platforms, AI-native threats, and customer trust. Drive incident response, external audits, and security program growth in a high-stakes, high-growth environment.

Key Highlights

First dedicated security hire at a frontier AI infrastructure company with existential security stakes

Own threat modeling, secure architecture, and compliance for multi-tenant GPU training platforms and AI-native risks

Define security strategy, incident response, and external audits while embedding security into engineering workflows

Key Responsibilities

Own threat modeling and secure architecture for multi-tenant training infrastructure, sandboxed execution environments, and API surfaces

Design and implement zero-trust networking, identity, and access control across distributed GPU clusters and cloud infrastructure

Develop AI-native security frameworks for model weight protection, training data isolation, and RL training loop security

Manage external penetration tests and internal red-teaming practices to validate defenses and drive vulnerability remediation

Build security monitoring, alerting, incident response playbooks, and forensic capabilities for distributed systems

Lead SOC 2 Type II readiness and compliance frameworks for enterprise customers

Partner with engineering, research, and leadership to embed security into product development and GTM strategies

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Technical Skills Required

Cloud Security (GCP preferred) Kubernetes Security Secure Software Development Lifecycle

Benefits & Perks

Cash Compensation Range of $180-350k+ with significant equity incentives

Full visa sponsorship and relocation support

Professional development budget for courses and conferences

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Nice to Have

Experience securing GPU infrastructure or ML training pipelines

Background in offensive security (CTFs, bug bounties, red team engagements)

Familiarity with AI-specific threat models (model extraction, training data poisoning, sandbox escape)

Experience building security programs from scratch at high-growth startups

SOC 2, ISO 27001, or FedRAMP compliance experience

Open-source security tooling contributions

Familiarity with eBPF, Falco, or runtime security tools

Job Description

Prime Intellect is building the open superintelligence stack: the infrastructure frontier AI labs build internally, made available to every ambitious AI team.

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