Senior Security Engineer - Threat Intelligence Systems, ACTI Engineering

Description

The Amazon Cyber Threat Intelligence (ACTI) organization is responsible for investigating, analyzing, and defending against sophisticated cyber threats targeting Amazon's global businesses and customers. ACTI combines technical expertise, strategic analysis, and advanced tooling to identify emerging threats, track adversary activities, and provide actionable intelligence across Amazon's security ecosystem.

As a Senior Security Engineer within ACTI Engineering, you will architect and lead the development of mission-critical distributed systems that power Amazon's threat intelligence capabilities. You will make key technical decisions that shape our platform's architecture, designing scalable solutions that process, analyze, and correlate vast amounts of security data across Amazon's global infrastructure. Your technical leadership will directly influence ACTI's ability to detect, analyze, and respond to emerging security threats at scale.

US citizenship is required for this position.

Key job responsibilities

* Own and architect critical components of ACTI's threat intelligence platforms,  making key technical decisions that impact system scalability, performance, and reliability

* Design  and implement distributed systems that process petabytes of security data

* Lead  the development of service-oriented architectures that integrate complex  threat intelligence workflows

* Drive  technical decisions around data modeling, storage solutions, and  processing frameworks

* Own  the full software development lifecycle, from design through deployment  and operational excellence

* Mentor  junior engineers on system design, coding practices, and architectural  patterns

* Partner  with threat intelligence analysts to translate complex requirements into  scalable technical solutions

* Building some of the largest scale intelligence tooling on earth to defend against evolving security threats

* Production incidents and being part of an on-call rotation

Technical Requirements:

* Strong  experience designing and implementing distributed systems at scale

* Deep  expertise in service-oriented architecture design patterns

* Proven  track record of leading technical projects and making architectural  decisions

* Strong proficiency in Python and Typescript

* Experience building production-grade applications

* Experience  with AWS services and cloud-native architectures

* Demonstrated  ability to optimize and scale data processing pipelines

* Experience  with monitoring, troubleshooting, and optimizing distributed systems

A day in the life

Threat Intelligence (TI) protects Amazon and its subsidiaries by proactively analyzing new security threats, identifying malicious actors, and researching the evolving threat landscape. ACTI Engineering partners with teams throughout Amazon to facilitate information sharing and increase security resilience through cross-functional collaboration. We share actionable cyber threat information and focus on continually developing collaboration and partnerships with security & intelligence teams throughout Amazon and the security industry.

TI drives and enhances our ability to emulate threat actors, respond to security incidents, and to stay one step ahead of our adversaries.

About the team

Diverse Experiences

Amazon Security values diverse experiences. Even if you do not meet all of the qualifications and skills listed in the job description, we encourage candidates to apply. If your career is just starting, hasn't followed a traditional path, or includes alternative experiences, don't let it stop you from applying.

Why Amazon Security?

At Amazon, security is central to maintaining customer trust and delivering delightful customer experiences. Our organization is responsible for creating and maintaining a high bar for security across all of Amazon's products and services. We offer talented security professionals the chance to accelerate their careers with opportunities to build experience in a wide variety of areas including cloud, devices, retail, entertainment, healthcare, operations, and physical stores

Inclusive Team Culture

In Amazon Security, it's in our nature to learn and be curious. Ongoing DEI events and learning experiences inspire us to continue learning and to embrace our uniqueness. Addressing the toughest security challenges requires that we seek out and celebrate a diversity of ideas, perspectives, and voices.

Training & Career Growth

We're continuously raising our performance bar as we strive to become Earth's Best Employer. That's why you'll find endless knowledge-sharing, training, and other career-advancing resources here to help you develop into a better-rounded professional.

Work/Life Balance

We value work-life harmony. Achieving success at work should never come at the expense of sacrifices at home, which is why flexible work hours and arrangements are part of our culture. When we feel supported in the workplace and at home, there's nothing we can't achieve.

Basic Qualifications

- 4+ years of…