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Security Engineer - Member of Technical Staff

Simile· Engineering
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San Francisco$200k - $400kFull-timePosted 2mo ago

About the role

Security Engineer focusing on securing AI products, leading security roadmap, and ensuring platform resilience, compliance, and protection of customer data across multi-region environments.

Responsibilities

  • Customer Security & Trust: Partner with our largest enterprise customers to navigate the procurement process , leading technical discussions regarding security agreements, providing comprehensive posture overviews, and ensuring alignment on rigorous data handling requirements
  • Lead Secure Design: Conduct threat modeling and secure design reviews for new features, ensuring security is a core consideration from initial design through implementation.
  • Automate Defenses: Develop tooling and "paved paths" that allow our engineering and research teams to ship code safely without sacrificing velocity.
  • Own Vulnerability Management: Oversee our bug bounty program and internal vulnerability scanning, prioritizing fixes based on actual risk to our foundation models.
  • Secure AI/ML Pipelines: Build specific defenses against AI-novel risks, including protecting high-throughput inference systems and GPU-accelerated computing environments.
  • Champion GitOps Security: Manage security configurations via Terraform/Pulumi, ensuring "security-as-code" is the truth across all multi-region environments.

Qualifications

  • 5+ years of experience in application or infrastructure security within a high-growth environment
  • Deep expertise in securing AWS environments; experience with GCP or Azure is a major plus
  • Offensive Mindset: Ability to think like an attacker to anticipate risks, paired with a collaborative spirit to help engineers remediate them
  • Operational Mindset: Experience with modern observability and a "you build it, you run it" mentality toward security infrastructure
  • Agentic Security Tooling: Experience integrating agentic AI workflows into the developer lifecycle to provide real-time security feedback, enabling engineers to be "secure-by-design" as code is written rather than after the fact

Skills

Required:AWS securityThreat modelingVulnerability managementSecurity tooling & automation
Nice to have:GCP/Azure security

Benefits

  • Salary Range: $200,000 – $400,000 USD
  • Equity: Grants are available for eligible roles, subject to board approval
  • Health & Wellness: Comprehensive medical, dental, and vision coverage
  • Time Off: Flexible time off policies to support work-life balance
Last updated Oct 26, 2026. Interested? Apply on the company site.

About Simile

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