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Principal Data Scientist - Gen AI

Xometry· Data Science and Engineering
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Hybrid (North Bethesda, MD / Waltham, MA)$200k - $230kfull-timePosted 4mo ago

About the role

Principal Data Scientist leading the Generative AI team, focusing on fine-tuning generative and language models, multimodal document understanding, and structured data extraction. Technical leader for high-stakes initiatives (e.g., DFM AI + IQE integration with Siemens) with a 12-month technical roadmap and long-term AI strategy.

Responsibilities

  • Own and drive an 18-24 month technical roadmap for generative AI initiatives
  • Develop and deploy generative AI models and large language models for multimodal document processing and data extraction
  • Lead exploration and development of text and image-based data processing solutions, including training and fine-tuning models
  • Provide technical leadership, set direction, define best practices for the Generative AI team
  • Influence roadmaps, priorities, and resourcing with partner engineering, product, and business teams
  • Serve as technical architect for the embedded DFM AI + IQE track with Siemens (Designcenter and Teamcenter) including real-time manufacturability feedback
  • Design and implement data preparation, cleaning, and augmentation workflows; use cloud platforms (e.g., AWS) for large-scale processing, training, and deployment
  • Mentor scientists and engineers; stay updated with the latest research in generative AI, deep learning, and multimodal data processing

Qualifications

  • Typically 10+ years of experience with applied ML and data science, or PhD with 6+ years relevant experience
  • Bachelor’s degree required; advanced degree (MS/PhD) preferred in CS/ML/AI or related field
  • Expert-level proficiency in Python and scientific computing; production-grade ML systems experience
  • Proficiency with Python libraries (PyTorch, TensorFlow, pandas, numpy)
  • Depth in ML/statistical methodology; experience with large-scale language and vision models and multimodal data processing
  • Strong background in probability, statistics, and optimization for generative modeling
  • Ability to drive 18-24 month technical initiatives delivering business impact
  • Familiarity with cloud resources for training/deployment (e.g., AWS SageMaker) and software engineering practices (version control, reproducibility, CI)
  • Excellent communication and stakeholder alignment skills
  • Domain experience in manufacturing/supply chain a plus

Skills

Required:Technical roadmap ownershipGenerative AI model developmentMultimodal data processingLeadership and mentorship

Benefits

  • 401(k) match
  • medical, dental and vision insurance
  • life and disability insurance
  • generous paid time off including vacation, sick leave, floating and fixed holidays, maternity and bonding leave
  • EAP and wellbeing resources
  • other competitive benefits
Last updated Jul 15, 2026. Interested? Apply on the company site.

About Xometry

Where Big Ideas Are Built | Production Parts and Prototypes | Xometry

Xometry is a leader in high-precision production part and prototyping manufacturing on demand. Get instant quotes on CNC machining, 3D printing, sheet metal fabrication, laser cutting, and more.

CNC Machining3D PrintingSheet Metal FabricationLaser CuttingPrototypingInjection MoldingMetal Part ProductionHigh-Volume Metal Production
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