Principal AI Security Engineer (AI)

TL;DR

Principal AI Security Engineer (AI/Cybersecurity): Securing hirify.global's AI-native platform infrastructure, including frontier model access and agent orchestration, with an accent on identity trust models and adversarial defense. Focus on designing secure data boundary topologies and protecting real-time location data within AI-powered systems.

Location: Remote (USA). Must be based in the US.

Salary: $239,500 – $351,500

Company

hirify.global is a category-leading mobile app and tracking device provider focused on keeping families and loved ones safe and connected.

What you will do

• Own the security strategy for frontier model access and MCP governance, defining risk frameworks and authorization architecture.
• Architect identity and trust models for non-human agents, covering service identities and least-privilege access patterns.
• Establish the adversarial defense posture, including prompt injection defense and behavioral monitoring.
• Design security architecture for the shared AI end-user platform, focusing on access controls and abuse detection.
• Secure the shared knowledge layer to ensure AI tools do not surface sensitive data inappropriately.
• Build AI supply chain integrity through model provenance and service vetting practices.

Requirements

• 15+ years in security engineering with depth in application security, cloud security, or IAM.
• Proven experience owning platform-level security architecture, trust models, and data boundary topologies.
• Hands-on fluency with LLMs and agentic systems, including RAG architectures and prompt pipelines.
• Deep expertise in IAM for non-human systems (OAuth, secrets management, RBAC/ABAC).
• Experience designing security observability and production telemetry strategies.
• Must be based in the USA.

Nice to have

• Experience with multi-agent orchestration frameworks like LangGraph, AutoGen, or CrewAI.
• Familiarity with vector stores and knowledge graph architectures.
• Expertise in red teaming, prompt injection, jailbreaks, or model inversion attacks.
• Background in consumer technology dealing with high-sensitivity personal data.

Culture & Benefits

• 100% company-paid medical, dental, vision, life, and disability insurance.
• 401(k) plan with company matching program.
• Flexible PTO and synchronized company-wide shutdowns during Winter and Summer.
• Mental Wellness and Employee Assistance Programs (EAP).
• Provision of equipment, tools, and reimbursement for a productive remote environment.
• Free hirify.global Platinum Membership and Tile products.