Staff Security Engineer (AI Security & Platforms)

Location: San Ramon, CA or Reno, NV; must be authorized to work in the United States without employer sponsorship

Salary: $205,000–$256,000 per year

Company

hirify.global builds a public-cloud industry platform for investment management, with a focus on security, agility, and usability.

What you will do

• Architect and build secure-by-default AI platforms, guardrails, and reusable security frameworks.
• Identify and mitigate AI-specific risks including prompt injection, data leakage, unsafe inputs and outputs, and trust-boundary violations.
• Secure agentic and tool-use systems, including function calling and MCP server integrations, using least-privilege patterns.
• Threat model AI features and infrastructure, define security requirements, and partner with engineering and product teams on secure implementation.
• Build AI-augmented security tooling and pipelines while maintaining low false-positive rates.
• Set organizational standards for responsible AI use, model and vendor evaluation, risk acceptance, and secure AI development.

Requirements

• 8+ years of experience in application security, cloud security, or security-focused software engineering, including complex cross-functional initiatives.
• Depth in secure code review and product security, cloud and infrastructure security, or production software development with a strong security focus.
• Advanced proficiency in a high-level programming language; Python is strongly preferred.
• Hands-on daily use of AI/LLM tooling and the ability to build and validate AI-powered systems for correctness and risk.
• Applied experience securing or building AI/LLM-powered systems, or a demonstrated ability to quickly master new technical domains.
• Strong architectural judgment, risk calibration, and written and verbal communication skills.

Nice to have

• Experience with prompt-injection prevention, LLM input/output sanitization, agent and tool-use security, or MCP security.
• Experience building developer platforms or organization-wide security guardrail frameworks.
• Contributions to AI security research, open-source security tooling, or emerging AI security standards.
• Familiarity with AWS cloud-native security and infrastructure-as-code such as Terraform.

Culture & Benefits

• Ownership, transparency, bias toward action, and collaborative problem-solving.
• Opportunities for career advancement and meaningful product impact.
• Company stock plan, subject to the applicable agreement.
• Unlimited vacation, educational and wellness reimbursements, and no-cost employee insurance plans.