Senior Security Engineer: GenAI & Secure Systems Lead

Amazon.com Services LLC; Boston (MA); On-site; USD 150,000 - 210,000; Full time

Job summary

Senior Security Engineer at Amazon.com Services LLC in Boston collaborates with application development teams to drive security initiatives across multiple services, applying deep expertise in threat modeling, secure design, and automated security tooling.

The role involves leading security reviews, coordinating penetration testing, mentoring engineers, and influencing leadership with clear risk guidance while leveraging GenAI to enhance security workflows and outcomes.

Qualifications

• 5+ years of experience troubleshooting systems, analyzing logs, or automating complex tasks.
• 5+ years of experience identifying security issues and risks.

Responsibilities

• Lead end-to-end security reviews for complex, high-priority services including design reviews, threat modeling, and scoping readouts.
• Provide architectural security guidance to service teams and leadership.
• Independently perform threat modeling for distributed systems and recommend mitigations.
• Conduct targeted manual code reviews of security-critical components.
• Scope, coordinate, and oversee penetration testing engagements and drive remediation.
• Identify, document, and track security findings to resolution and escalate critical issues.
• Mentor junior engineers and contribute to security tooling and best practices.
• Design and build security automation, tooling, and processes to scale impact.
• Leverage GenAI to build intelligent security automations and improve review workflows.
• Partner with service teams to improve security posture and readiness frameworks.
• Define and track security metrics measuring risk reduction and builder experience.

Skills

Security reviews

Threat modeling

Code review

Security tooling

Tools

GenAI tooling

Job description

Senior Security Engineer at Amazon.com Services LLC in Boston collaborates with application development teams to drive security initiatives across multiple services, applying deep expertise in threat modeling, secure design, and automated security tooling.

The role involves leading security reviews, coordinating penetration testing, mentoring engineers, and influencing leadership with clear risk guidance while leveraging GenAI to enhance security workflows and outcomes.