Principal Engineer: AI-Scale Infra & Co-Design

Amazon; Arlington (VA); On-site; USD 200,000 - 271,000; Full time

Job summary

Amazon’s AWS Compute and ML Services team is hiring Principal Engineers and Senior Principal Engineers to shape the next era of AI-scale infrastructure, hardware-software co-design, and confidential computing. You will architect and deliver systems spanning compute platforms, ML infrastructure, serverless runtimes, security foundations, and silicon integration.

You will lead cross-team initiatives, influence roadmaps, mentor engineers, and own critical architectural decisions with impact across

Qualifications

• 10+ years of non-internship professional software development experience.
• Experience owning technical architecture, end-to-end delivery, and partnering with senior leadership.
• Track record of leading multiple concurrent technical initiatives and driving decisions that stuck.

Responsibilities

• Own the technical architecture and hands-on delivery of critical systems.
• Drive end-to-end system design decisions across the full stack, from hardware interfaces to customer-facing APIs.
• Lead cross-team initiatives spanning multiple AWS organizations to deliver cohesive systems.
• Author and champion technical vision documents, influence product roadmaps, and represent AWS Compute and ML Services in executive-level architectural reviews.
• Make hard architectural calls at the hardware-software boundary where tradeoffs are permanent and impact is measured in billions of customer-hours.
• Mentor and develop senior engineers - raising the technical bar through design reviews, code reviews, and hands-on technical leadership.

Job description

Amazon’s AWS Compute and ML Services team is hiring Principal Engineers and Senior Principal Engineers to shape the next era of AI-scale infrastructure, hardware-software co-design, and confidential computing. You will architect and deliver systems spanning compute platforms, ML infrastructure, serverless runtimes, security foundations, and silicon integration.

You will lead cross-team initiatives, influence roadmaps, mentor engineers, and own critical architectural decisions with impact across