Senior Staff Security Engineer (AI)

Location: San Francisco, CA, United States; in-office collaboration is expected 10+ days per month

Annual base salary: $232,000–$290,000 USD

Company

hirify.global builds crypto solutions for financial institutions, businesses, governments, and developers to improve the global financial system.

What you will do

• Define hirify.global’s AI Security technical strategy and roadmap across the agentic software development lifecycle.
• Design and implement controls for LLM-integrated and agentic AI systems, including sandboxing, identity and permission scoping, runtime monitoring, and action containment.
• Establish AI security guardrails, provenance standards, dual-review requirements, and audit trails for AI-assisted development.
• Lead security reviews and risk assessments for LLM APIs, SaaS copilots, AI code editors, agentic workflows, third-party MCP servers, and vendor-embedded AI.
• Build Shadow AI detection capabilities and ensure AI workflows remain within hirify.global’s auditable security perimeter.
• Translate emerging risks such as MCP server vulnerabilities, tool poisoning, prompt injection, and excessive agency into practical mitigations, while contributing to external standards and research.

Requirements

• 10+ years of Security Engineering experience with depth in at least two areas, such as Product Security, Cloud Security, or Security Operations.
• Hands-on experience with AI or ML security and a strong understanding of prompt injection, jailbreaks, data poisoning, model extraction, RAG manipulation, and agentic AI risks.
• Experience securing agentic AI systems through sandboxing, permission scoping, human-in-the-loop design, or runtime monitoring.
• Experience with cloud security on AWS, GCP, or Azure, as well as CI/CD pipeline security, containers, Kubernetes, IAM, and API security.
• Strong threat-modeling skills using STRIDE, MITRE ATLAS, OWASP LLM Top 10, or comparable approaches.
• Ability to influence Engineering, Product, and Security direction without direct authority and work effectively in ambiguous problem spaces.

Nice to have

• Experience in fintech, crypto, or highly regulated environments.
• Exposure to NYDFS, MAS, DORA, or SOC 2 frameworks as they relate to AI adoption.

Culture & Benefits

• Fast-paced startup environment with experienced industry leaders and opportunities to work with emerging technologies.
• Professional development budget and learning opportunities.
• Flexible manager- and team-led office collaboration, with 10+ in-office days per month for moments that matter.
• Healthcare, retirement, family-forming and family-support benefits, bonuses, equity, and a mobile phone stipend.
• Vacation, R&R days, wellness reimbursement, parental leave, family-planning benefits, catered lunches, and stocked kitchens.