Principal Applied Scientist
@ Amazon Web Services (AWS)

Santa Clara, CA
$244,000
On Site
Full Time
Posted 11 hours ago

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XXXXXXXXXX XXXXXXXXXXX XXXXXXX******* @aws.amazon.com
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Job Description

Amazon Web Services (AWS) is seeking a Principal Applied Scientist for the Amazon Q team. In this role, you will lead research and development in generative AI and Agentic AI to build intelligent agents for complex reasoning, multi-step workflow automation, and enhanced productivity for enterprise users.

Key Responsibilities

  • Design and develop foundational models and intelligent agent architectures.
  • Partner with engineering, product, and UX teams to integrate generative AI.
  • Drive experiments improving model accuracy, safety, latency, and cost-efficiency.
  • Mentor scientists and engineers to elevate technical expertise.
  • Publish research or file patents on novel AI/ML contributions.

About the Team

The Amazon Q team builds a generative AI-powered assistant that assists employees by answering questions, summarizing data, generating content, and automating workflows using enterprise data. This role is part of AWS’s broader Agentic AI initiative.

Basic Qualifications

  • PhD in Machine Learning, Computer Science, Electrical Engineering or related field OR Master's with 5+ years experience.
  • Industry experience in developing machine learning models for practical applications.
  • Experience with generative AI and building systems with foundation models.
  • Proficiency in Python or similar programming languages.
  • Expertise in NLP, LLMs, computer vision, or Agentic AI.

Preferred Qualifications

  • Application of generative AI in enterprise or multi-modal tasks.
  • Understanding of agentic architectures and autonomous systems.
  • Experience with scalable ML infrastructure and distributed training.
  • Knowledge of AI safety and retrieval-augmented generation techniques.
  • Proven leadership, strategic thinking, and mentoring abilities.

Key skills/competency

  • Generative AI
  • Agentic AI
  • Machine Learning
  • LLMs
  • Python
  • Research
  • Enterprise Systems
  • Scaling
  • Mentorship
  • Innovation
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How to Get Hired at Amazon Web Services (AWS)

🎯 Tips for Getting Hired

  • Customize your resume: Highlight AI research and publication achievements.
  • Tailor your cover letter: Emphasize experience with generative or agentic AI.
  • Prepare examples: Discuss scalable ML projects and team mentorship.
  • Research AWS culture: Understand their mission and innovation focus.

📝 Interview Preparation Advice

Technical Preparation

Review generative AI model fundamentals.
Practice Python coding challenges.
Study scalable ML infrastructure basics.
Learn LLM fine-tuning techniques.

Behavioral Questions

Describe a challenge with team collaboration.
Explain your mentorship approach.
Discuss handling high-pressure deadlines.
Share experience with cross-functional projects.

Frequently Asked Questions