Senior Security Engineer: Threat Modeling & Automation Lead

Amazon; Austin (TX); On-site; USD 178,000 - 227,000; Full time

Benefits offered by this job

Health insurance

401(k) matching

Paid time off

Parental leave

Job summary

Amazon is seeking a Senior Security Engineer in Austin, TX to drive security initiatives across multiple services. The role demands deep expertise in application security, threat modeling, and secure system design, with the ability to influence engineering teams and deliver high-impact outcomes.

You will lead security reviews, mentor engineers, and build tooling to automate security tasks while pushing for continuous risk reduction across the organization.

Qualifications

• 4+ years in troubleshooting, security issue analysis, or automating complex tasks using command line tools.
• 5+ years identifying security issues, risks, and mitigations.
• Experience in at least two languages: Scala, Java, Python, C/C++, or Go.
• Experience as a mentor, tech lead, or engineering team lead.

Responsibilities

• Lead end-to-end security reviews for high-priority services, including threat modeling.
• Provide architectural security guidance to service teams.
• Independently perform threat modeling for distributed systems and mitigations.
• Conduct targeted manual code reviews to find vulnerabilities.
• Scope and oversee penetration testing engagements with teams.
• Identify, document, and track security findings to resolution.
• Mentor junior engineers and influence team processes.
• Design and build security tooling to increase efficiency and scale.
• Leverage AI to automate review workflows and improve detections.
• Partner with service teams to improve security posture with self-service guidance.
• Define and track security metrics for risk reduction and builder experience.

Skills

Security reviews

Threat modeling

Manual code review

Penetration testing

Scripting & programming

Mentorship/leadership

Security tooling

AI security automation

Security architecture

Communication

Job description

Amazon is seeking a Senior Security Engineer in Austin, TX to drive security initiatives across multiple services. The role demands deep expertise in application security, threat modeling, and secure system design, with the ability to influence engineering teams and deliver high-impact outcomes.

You will lead security reviews, mentor engineers, and build tooling to automate security tasks while pushing for continuous risk reduction across the organization.