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Principal Machine Learning Scientist

Amazon
Birmingham
5 days ago
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DESCRIPTION Advertising at Amazon is a rapidly expanding multi-billion dollar business operating across desktop, mobile, and connected devices. Our reach extends through Amazon's platforms and a vast network of third-party publishers worldwide. Traffic Quality is a crucial component of our business, where we safeguard advertising integrity by identifying and filtering out invalid and low quality traffic. We achieve this through high scale distributed and big data engineering, machine learning and ad forensics. We are seeking a Principal Applied Scientist to lead the Traffic Quality science strategy, focusing on protecting the integrity of our advertising ecosystem by detecting invalid and low quality traffic. You will lead research in machine learning while delivering production-grade solutions that process billions of daily events with near-zero tolerance for errors. Establish scientific standards and review mechanisms across traffic quality teams. - Mentor scientists and influence ML best practices across Amazon Advertising. - Partner with research organizations to advance state-of-the-art detection techniques. - Author technical publications and represent Traffic Quality at leading ML conferences. PhD in Computer Science, Machine Learning, or related technical field - Broad research experience after a PhD degree - Experience mentoring scientists and driving technical initiatives Past experience with with ad fraud detection. - Familiarity with online advertising systems and infrastructure. - Strong publication history in top-tier ML conferences/journals Protecting your privacy and the security of your data is a longstanding top priority for Amazon. Please consult our Privacy Notice ( to know more about how we collect, use and transfer the personal data of our candidates. Amazon is an equal opportunity employer and does not discriminate on the basis of protected veteran status, disability, or other legally protected status. If you have a disability and need a workplace accommodation or adjustment during the application and hiring process, including support for the interview or onboarding process, please visit for more information.

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National AI Awards 2025

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