Senior Data Scientist - Nashua, Nh

Motion Recruitment Partners LLC; Nashua (NH); Hybrid; USD 140,000 - 190,000; Full time

Job summary

Motion Recruitment Partners LLC in Nashua, NH seeks a Senior Data Scientist to join a hybrid team. You will turn AI research into trusted capabilities for legal and regulatory research platforms.

The role emphasizes enterprise NLP, language models, retrieval systems, and agent-based workflows, with emphasis on rigorous evaluation and measurable outcomes. Ties to cross-functional collaboration and measurable model quality.

Qualifications

• 8+ years in data science, ML, NLP, or applied AI.
• Experience with large language models and natural language data.
• Experience implementing retrieval-augmented generation and vector-based information access.
• Background in autonomous AI task flows.
• Knowledge of enterprise-scale AI architectures.

Responsibilities

• Frame product challenges as measurable data science problems.
• Build retrieval experiments to improve document retrieval.
• Develop NLP/LLM methods to extract and organize information
• Design evaluation datasets and scoring for generative/agent systems
• Document findings and operating thresholds for partners

Skills

Data science

NLP

LLMs

RAG

Experimentation

AI architecture

Hypothesis testing

Education

Bachelor's degree

Graduate degree

Job description

Position Summary

A large-scale knowledge and analytics business is searching for a Senior Data Scientist to join a hybrid team in Nashua, New Hampshire. The successful candidate will help turn emerging AI research into trusted capabilities for legal and regulatory research platforms.

This assignment emphasizes scientific development of enterprise AI experiences built around language models, retrieval systems, and intelligent agents. You will explore how data preparation, retrieval design, prompting, evaluation, and workflow logic can be combined to produce accurate and useful results from extensive professional content libraries.

Essential Experience

• 8 or more years working in data science, statistical machine learning, NLP, or applied artificial intelligence
• Expertise in developing solutions with large language models and natural language data
• Experience implementing retrieval-augmented generation and vector-based information access
• Background designing autonomous or semi-autonomous AI task flows
• Knowledge of architecture patterns used for distributed, enterprise-grade AI systems
• Strong ability to formulate hypotheses, run experiments, interpret results, and recommend product decisions

Helpful Background

• Knowledge of legal research, regulatory analysis, publishing, or another content-centric field
• Bachelor's degree required in a related field; graduate education is preferred
• Experience working with cross-functional teams to productionize advanced analytical methods

What You Will Own

Key Deliverables

• Frame ambiguous product challenges as measurable data science problems
• Build retrieval experiments that improve how models locate and use relevant source documents
• Develop NLP and LLM methods for extracting, condensing, and organizing complex information
• Design evaluation datasets and scoring approaches for generative and agent-based systems
• Guide implementation partners by documenting findings, limitations, and recommended operating thresholds

Assignment Structure

6-month contract with an opportunity for permanent conversion

Additional information

• Hybrid work model in Nashua, New Hampshire
• Opportunity to work on enterprise-scale AI for research and knowledge discovery
• Emphasis on measurable model quality, responsible deployment, and user-centered outcomes
• Close collaboration with applied AI, data engineering, product, and software teams

Further details regarding compensation and benefits will be supplied during the selection process

Applicants must be eligible to work full-time in the United States without current or future interruption.