Senior Security Engineer — AI-Powered Defense at Scale

Amazon; Bellevue (WA); On-site; USD 178,400 - 226,700; Full time

Job summary

Amazon Ads Security is seeking a Senior Security Engineer to help secure web applications and services powering Amazon Advertising. You will build AI-powered security automation, design defensible architectures, and drive secure AI/ML practices at scale across teams.

You will lead threat modeling, incident response, and secure system design while collaborating with cross-functional partners to deliver secure, reliable services for customers and partners.

Qualifications

• 5+ years of security experience across application security, cloud security, threat modeling, and incident response.
• 2+ years of experience using AI/ML in security use cases, including prompt engineering or ML pipeline development.
• Strong programming in Python and experience with Java, Go, Rust, or TypeScript.
• Experience designing secure, scalable distributed systems with high availability.
• Proven ability to influence technical strategy and drive alignment across teams.
• Bachelor's degree in CS, Cybersecurity, or related field (or equivalent).

Responsibilities

• Design and build AI powered security automation solutions at scale.
• Develop and maintain agentic AI workflows for faster issue resolution.
• Build evaluation frameworks to measure AI tool accuracy, reliability, and safety.
• Partner with teams to fine tune models for AWS Ads use cases like anomaly detection and log analysis.
• Define technical roadmaps for security automation and align with partner teams.
• Review technical designs, threat models, and architecture proposals for security automation services.
• Mentor engineers in secure AI/ML system development and security automation patterns.
• Establish operational excellence standards including monitoring, alerting, and human-in-the-loop safeguards.
• Participate in on-call rotations to ensure rapid incident response.
• Provide leadership updates on project status, risks, and strategy.
• Contribute to OP planning and team growth through coaching and reviews.
• Support ad-hoc security initiatives as needed.

Skills

AI security

Threat modeling

Secure system design

Vulnerability analysis

Incident response

Defensive architecture

Python

Java

Go

Rust

TypeScript

Education

Bachelor's degree in Computer Science, Cybersecurity, or related field

Tools

AWS security services

SageMaker

Bedrock

IAM

VPC

KMS

Job description

Amazon Ads Security is seeking a Senior Security Engineer to help secure web applications and services powering Amazon Advertising. You will build AI-powered security automation, design defensible architectures, and drive secure AI/ML practices at scale across teams.

You will lead threat modeling, incident response, and secure system design while collaborating with cross-functional partners to deliver secure, reliable services for customers and partners.