Senior Software Engineer, Amazon Foundational Security Services - Identity

Key job responsibilities

Lead the REGAL regionalized architecture: read/write fleet split, Regal Replicator, and ORR through full partition coverage
Own 389DS software lifecycle: upgrade train, master fleet replication, schema management across commercial, GovCloud, ADC, China, and MVP
Drive pipeline-driven automated region builds, eliminating manual ceremony from partition expansion
Lead schema evolution discipline: document every attribute, analyze consumer impact end-to-end before every change
Architect and evolve the LDAP Read Proxy: schema-routed access, expansion to BRASS and additional backends, transparent to existing callers
Own GSAM as the system-account control plane across LDAP, POSIX, ANT : lifecycle management, credential rotation, ANT auto-provisioning, and the path to passwordless system accounts
Own LDAP Time Machine and the Identity Data Lake: snapshot pipelines, S3 vending, cross-region log analytics, and IdP security intelligence
Set the observability standard across every access path -direct, proxied, historical, analytical, consistent telemetry, uniform authorization
Serve as Tier-1 on-call anchor for directory availability and replication health
Mentor engineers and raise the technical bar across both teams

A day in the life

You'll start by reviewing system metrics and addressing any operational issues affecting our Identity services. Throughout the day, you'll collaborate with Identity and Access Management service teams to design features, participate in architecture reviews for scalability improvements, and write high-performance code to handle authentication and authorization requests across Amazon's services. You'll also mentor team members through code reviews and contribute to strategic planning for next-generation identity systems.

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.

Basic Qualifications

5+ years of non-internship professional software development experience
5+ years of programming with at least one software programming language experience
5+ years of leading design or architecture (design patterns, reliability and scaling) of new and existing systems experience
Experience as a mentor, tech lead or leading an engineering team

Preferred Qualifications

5+ years of full software development life cycle, including coding standards, code reviews, source control management, build processes, testing, and operations experience
Bachelor's degree in computer science or equivalent