Senior Data Scientist

Senior Data Scientist - Worcester, MaAn international developer of professional information products is seeking a Senior Data Scientist for its hybrid Worcester, Massachusetts team. This role will help define the analytical foundations of AI tools that assist users with research, interpretation, and document-driven decision making.The position calls for a senior practitioner who can connect data, algorithms, and product behavior. You will develop data science approaches for retrieval-grounded generation, intelligent agents, legal document analysis, and scalable language-model applications while establishing evidence that these systems perform consistently in demanding enterprise settings.Minimum of 8 years of relevant experience in data science, machine learning, computational linguistics, or applied AIDemonstrated skill applying LLMs and NLP to complex text-based problemsExperience developing retrieval, embedding, and ranking components for RAG applicationsExperience with agentic architectures that plan, retrieve information, and complete structured tasksUnderstanding of large-scale AI platforms and distributed system considerationsAbility to create rigorous offline and online evaluation plans for AI-enabled productsFamiliarity with legal, policy, regulatory, or business-information datasetsRelevant bachelor's degree required; master's-level education is preferredHistory of leading technically complex data science work in an enterprise product environmentSet the analytical direction for AI features from initial discovery through performance reviewDevelop data and retrieval strategies that help generative models remain grounded in trusted materialsApply NLP techniques to classification, synthesis, summarization, and interpretation of long-form documentsBuild evaluation suites for RAG and agentic systems, including failure analysis and quality monitoringWork with engineers and architects to translate validated methods into scalable product capabilities6-month contract-to-hire arrangementHybrid schedule in Worcester, MassachusettsSenior-level influence over AI research methods, model evaluation, and product experimentationWork on systems serving complex legal and regulatory information needsPartnership with multidisciplinary teams responsible for data, infrastructure, applications, and user experienceCompensation and benefit specifics will be reviewed with candidates during the interview processApplicants must be authorized for full-time employment in the United States now and in the future.You will receive the following benefits:Medical Insurance - Four medical plans to choose from for you and your familyDental & Orthodontia BenefitsVision BenefitsHealth Savings Account (HSA)Health and Dependent Care Flexible Spending AccountsVoluntary Life Insurance, Long-Term & Short-Term Disability InsuranceHospital Indemnity Insurance401(k) including match with pre and post-tax optionsPaid Sick Time LeaveLegal and Identity Protection PlansPre-tax Commuter Benefit529 College Saver PlanMotion Recruitment Partners (MRP) is an Equal Opportunity Employer. All applicants must be currently authorized to work on a full-time basis in the country for which they are applying, and no sponsorship is currently available. Employment is subject to the successful completion of a pre-employment screening. Accommodation will be provided in all parts of the hiring process as required under MRP's Employment Accommodation policy. Applicants need to make their needs known in advance.