[Remote] Lead Applied Scientist, Document Understanding

Note: The job is a remote job and is open to candidates in USA. Thomson Reuters is a global leader in providing trusted content and technology solutions. They are seeking a Lead Applied Scientist in Document Understanding to design and develop systems that enhance legal content processing, working on various advanced AI methodologies and collaborating with multiple product teams.

Responsibilities

• Design and deploy semantic chunking models for lengthy, non-uniformly structured legal documents with adjustable granularity across use cases
• Build document enrichment systems using legal and customer-defined taxonomies
• Develop LLM-based knowledge graph construction pipelines that extract and link citations, entities, and legal concepts across diverse legal content
• Lead knowledge distillation efforts to compress large models into latency-constrained, production-ready SLMs
• Design evaluation frameworks — component-level and end-to-end — using expert annotation and synthetic data
• Own technical decisions on architecture, chunking strategy, classification approach, and knowledge extraction methods
• Partner with engineering on delivery, reliability, and scale across multiple product lines
• Provide technical input to senior leadership on AI strategy and roadmap
• Mentor applied scientists and ML practitioners on the team

Skills

• PhD in Computer Science, AI, NLP, or a related field — required
• 8+ years of post-degree industry experience shipping document understanding, information extraction, or knowledge graph systems into production — not research-only experience
• Publications at ACL, EMNLP, ICLR, NeurIPS, SIGIR, KDD, or equivalent
• Production Python and experience with PyTorch, Hugging Face Transformers, and DeepSpeed
• Hands-on production depth required in: Document layout analysis and semantic chunking beyond fixed-size or paragraph-based methods
• Hierarchical, multi-label document classification with domain-specific and customer-defined schemas
• Entity recognition and linking, relation extraction, citation parsing, and knowledge graph construction from unstructured text
• LLM-based information extraction, few-shot and multi-task learning, and post-training
• Knowledge distillation, model compression, and SLM deployment under latency constraints
• Synthetic data generation and annotation workflow design
• End-to-end evaluation framework design for document understanding
• Legal document understanding, legal IE, or legal AI experience
• Complex document structures: nested hierarchies, cross-references, non-uniform formatting
• Retrieval or QA systems over large document collections
• RAG and agentic workflows in enterprise settings
• Knowledge graph frameworks for legal or enterprise applications
• AzureML or AWS SageMaker

Benefits

• Flex My Way is a set of supportive workplace policies designed to help manage personal and professional responsibilities, whether caring for family, giving back to the community, or finding time to refresh and reset.
• Flexible work arrangements, including work from anywhere for up to 8 weeks per year
• Grow My Way programming and skills-first approach
• Comprehensive benefit plans to include flexible vacation
• Two company-wide Mental Health Days off
• Access to the Headspace app
• Retirement savings
• Tuition reimbursement
• Employee incentive programs
• Resources for mental, physical, and financial wellbeing
• Two paid volunteer days off annually
• Opportunities to get involved with pro-bono consulting projects and Environmental, Social, and Governance (ESG) initiatives
• Market competitive health, dental, vision, disability, and life insurance programs
• Competitive 401k plan with company match
• Market leading work life benefits with competitive vacation, sick and safe paid time off, paid holidays (including two company mental health days off), parental leave, sabbatical leave
• Optional hospital, accident and sickness insurance paid 100% by the employee
• Optional life and AD&D insurance paid 100% by the employee
• Flexible Spending and Health Savings Accounts
• Fitness reimbursement
• Access to Employee Assistance Program
• Group Legal Identity Theft Protection benefit paid 100% by employee
• Access to 529 Plan
• Commuter benefits
• Adoption & Surrogacy Assistance
• Tuition Reimbursement
• Access to Employee Stock Purchase Plan
• Annual Bonus based on a combination of enterprise and individual performance

Company Overview

Company H1B Sponsorship