Senior Security Engineer, Corporate Services Security

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

The Senior Security Engineer is a senior individual contributor responsible for independently driving security initiatives across multiple services and teams. This role requires deep technical expertise and leadership in application security, threat modeling, and secure system design, combined with the ability to influence engineering teams and deliver high-impact security outcomes with minimal guidance.

Key job responsibilities

• Security Reviews & Assessments: Lead end-to-end security reviews for complex, high-priority services including design reviews, threat modeling, and penetration testing scoping and readout
• Technical Leadership: Serve as a subject matter expert for assigned affinity teams, providing architectural guidance and security consultation to service teams throughout the development lifecycle. Provide guidance and advise to senior leaders, including providing ideas for team goals, contributing to Operational Planning and newsletters.
• Threat Modeling: Independently perform and guide threat modeling exercises for complex distributed systems, identifying risks and recommending mitigations
• Manual Code Review: Conduct targeted manual code reviews of security-critical components, identifying vulnerabilities and insecure patterns that automated tools miss
• Penetration Testing: Scope, coordinate, and oversee penetration testing engagements; analyze results and drive remediation with service teams
• Findings Management: Identify, document, and track security findings to resolution; elevate critical issues to leadership when appropriate
• Mentorship & Influence: Mentor junior engineers, contribute to team processes and tooling improvements, and raise the security bar across the organization. Demonstrated ability to communicate clearly across organization levels including ttechnical and non technical audience
• Design & Build Security Tooling: Design and build security automation, tooling, and processes that improve operational efficiency and scale the team's impact
• AI-Powered Security Automation: Leverage generative AI and machine learning to build intelligent security automations that streamline review workflows, enhance vulnerability detection, and reduce manual toil. Ability to write code for security automation.
• Builder Engagement: Partner with service teams to improve security posture proactively, including developing self-service guidance, documentation, and readiness frameworks
• Metrics & Reporting: Define and track security metrics that measure risk reduction, operational efficiency, and builder experience improvements

A day in the life

As a Senior Security Engineer, you will collaborate with application development teams to ensure we keep our customers safe while developing novel services using GenAI. In a given day, you might be inspecting an application's code for security issues, building a new framework to help our software developers build faster and more securely, or fine-tuning the design for a new service. The ideal candidate combines technical acumen with an ability to lead by influence and communicate clearly.

The ideal candidate combines technical acumen with an ability to lead by influence and communicate clearly. Technically, this person will be a security specialist with one or more areas of deep expertise within application security. They will clearly articulate risks to technical and non-technical audiences alike. Successful candidates will effectively harmonize disparate opinions while effectively prioritizing risks to guide their partners towards secure solutions.

About the team

The Corporate Services Security (CPSS) Finance and Communication Security (FCS) Team is responsible for securing the applications, infrastructure and data developed across Finance & Global Business Services (FGBS) and Communications and Corporate Responsibility (CCR). We partner with builder teams to minimize security risks across their applications while being a business enabler. Our team is responsible for the following:

1. 1.Security consultations and guidance - Provide security subject matter expert advice on security best practices and implementation strategies.
2. 2.Application security reviews and threat modeling -Comprehensive security assessments for new features and applications using GenAI
3. 3.Security architecture decisions - Design reviews and architectural guidance to build security in from the start of the software development lifecycle
4. 4.Issue remediation - Support for addressing security findings, vulnerabilities, and compliance gaps
5. 5.Security backlog management - Prioritization and tracking of security improvements and technical backlog
6. 6.Compliance and security standards questions - Guidance on meeting organizational security policies and industry standards
7. 7.Security tooling and automation - Help with integrating security tools into your development workflows

Basic Qualifications:

• - 5+ years of non-internship background in troubleshooting systems issues, analyzing logs, or automating complex tasks using command line tools experience
• - 5+ years of work in identifying security issues and risks, and d