Senior Application Security Engineer (AI & Product Security)

TL;DR

Senior Application Security Engineer (AI & Product Security): Designing and implementing secure SDLC guardrails and threat models for agentic and LLM-powered healthcare features with an accent on PHI/PII-handling workflows and AI-specific risks. Focus on building paved road tooling, integrating security gates into CI/CD pipelines, and defining security patterns for agent identity and prompt filtering.

Location: Must be based in the US, specifically in Seattle, WA (hybrid) or within designated Hiring Hubs (Boston, Chicago, Denver, Kansas City, LA, San Francisco, Seattle).

Salary: $146,000 - $175,000 per year

Company

hirify.global is a SaaS leader in digital health transforming patient experience with AI-powered virtual agents.

What you will do

• Threat-model agentic and LLM-powered features end-to-end, focusing on data ingress/egress, agent identity, and tool-use boundaries.
• Build secure SDLC paved road tooling, including prompt/agent identity patterns and PHI/PII redaction.
• Embed SAST, DAST, and SCA scanning directly into CI/CD pipelines as security gates.
• Identify and pilot AI monitoring tools to fill existing security visibility gaps.
• Manage AWS identity and access management (IAM) patterns and secrets management.
• Apply MITRE ATT&CK, MITRE ATLAS, and OWASP frameworks to architectural decisions.

Requirements

• 6–10 years of hands-on experience in Application Security.
• Must be currently authorized to work in the US (no visa sponsorship available).
• Demonstrable experience with LLM security, including prompt/output filtering and MITRE ATLAS.
• Significant cloud security depth, specifically with AWS.
• Experience working in regulated environments such as healthcare (HIPAA/HITRUST) or federal (FedRAMP).
• Ability to codify policy as infrastructure-as-code using Terraform.

Nice to have

• Direct experience threat modeling agentic AI systems.
• Exposure to AWS Agent Core, MCP, or similar agent platforms.
• Experience at a growth-stage company (50-500 people) that has adopted agentic AI.
• Background in fintech transitioning into agentic systems.

Culture & Benefits

• Full health benefits (medical, dental, vision), flexible spending accounts, and 401(k).
• Company equity and voluntary benefits.
• Generous time off including company holidays, winter and summer breaks, and flexible PTO.
• Career development via manager cohorts and employee development funds.
• Inclusive environment with active Employee Resource Groups (ERGs).