Lead Applied Scientist (NLPMLGenAI)

Eagan, MN - USA

Monthly Salary: Not Disclosed

Posted on: 14 hours ago

Vacancies: 1 Vacancy

Job Summary

Replacement: This position is open due to an existing vacancy to support our evolving business needs.

Are you excited about working at the forefront of applied research in an industry settingThomson Reuters Labsin Toronto is seeking scientists with a passion for solving problems usingstate-of-the-artgenerative AIinformation retrieval natural language processing.

What doesThomson Reuters Labsdo We experiment we build we deliver. We support the organization and our customers throughapplied research ingenerative AIinformational retrieval natural languageprocessingand machine learning. We work closely with product and domain experts toidentifycompelling solutions at the intersection of user needs and technical feasibility. Our teamis responsible fordesigning the next generation of tax accounting and audit compliance software for Tax Professionals and Corporates in the US and across the global markets. We own AI innovation for Thomson Reuters core tax products including CoCounsel for Tax Checkpoint Edge Cloud Audit Suite SurePrepand ONESOURCE.Our notablerecent agentic AIproduct launches include Ready to Adviseand Ready to Review.

About the Role:

LeadApplied Scientists are experts inGenerative AI(LLM agents)Machine Learning andNLP responsible for the design and delivery of AI solutions that enhance Thomson Reuters products. Theyleverageinformation retrieval techniquesagenticworkflows modeltrainingand evaluation design to build andoptimizesolutions. Their work ensures AI technologies are effectively aligned with businessobjectives driving product innovation and value.

As aLeadApplied Scientist you will:

Innovate and drive solution delivery as a technical leader

Be fully accountable for all research deliverables

Provide input to the business and Labs leadership on long term AI strategy.

Lead and drive stakeholder engagement with other functions (UX Product Tech)

Develop in-depth knowledge of customer problems and data

Design andoptimizemulti-agent systems including tool design complex tool calling context management and workflow orchestration for production deployment

Develop comprehensive evaluation frameworks leveraging LLM observability platforms to measure agent performance and end-to-end system quality

Maintain scientific and technicalexpertisein one or more relevant areas asdemonstratedthrough product deliverables published research and intellectual property.

Mentor and coach other scientists and engineers on best practices

Partner effectively with Engineering to ensure well-managed software delivery and co-design LLM Ops processes related to model monitoring evaluation and retraining.

Communicate research in peer-reviewed publications and develop patentable ideas ensuring competitiveness of the companys products and services.

About You:

Youre a fit for the role ofLeadApplied Scientist if your background includes:

PhD in a relevant discipline orMastersplus a comparable level of experience

7 years of hands-on experience building IR / NLP / LLM / Agentic Systems for commercial applications

Experience with agentic AI systems including tool use multi-agent orchestration context management strategies and agent observability and telemetry platforms (e.g. BraintrustLangfuse)

Experience writing production code ensuring well-managed software delivery andleveragingAI-assisted coding tools (e.g. Cursor Claude Code) for productivity

Demonstrable experience translating complex problems into successful AI applications

Professional experience scaling yourself and leading through others in an applied research setting

Outstanding communication problem-solving and analysis skills

Collaborating with Product Engineering and Business Stakeholders in an agile manner todemonstratevalue and iterate with customer feedback while proactively surfacing ideas and POCs driven by customer needs

Strong Python skills with experience inPydanticAI/Pydanticand familiarity with deep learning frameworks (e.g.PyTorch Hugging Face)

Publications at relevant venues such as ACL EMNLP NAACLNeurIPS ICLR SIGIR or KDD.

#LI-LP2

Whats in it For You

Flexibility & Work-Life Balance: 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. This builds upon our flexible work arrangements including work from anywhere for up to 8 weeks per year empowering employees to achieve a better work-life balance.
Career Development and Growth: By fostering a culture of continuous learning and skill development we prepare our talent to tackle tomorrows challenges and deliver real-world solutions. Our Grow My Way programming and skills-first approach ensures you have the tools and knowledge to grow lead and thrive in an AI-enabled future.
Industry Competitive Benefits: We offer 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 and resources for mental physical and financial wellbeing.
Culture: Globally recognized award-winning reputation for inclusion and belonging flexibility work-life balance and more. We live by our values: Obsess over our Customers Compete to Win Challenge (Y)our Thinking Act Fast / Learn Fast and Stronger Together.
Social Impact: Make an impact in your community with our Social Impact Institute. We offer employees two paid volunteer days off annually and opportunities to get involved with pro-bono consulting projects and Environmental Social and Governance (ESG) initiatives.
Making a Real-World Impact:We are one of the few companies globally that helps its customers pursue justice truth and transparency. Together with the professionals and institutions we serve we help uphold the rule of law turn the wheels of commerce catch bad actors report the facts and provide trusted unbiased information to people all over the world.

Our use of AI within the recruitment process Thomson Reuters utilizes Artificial Intelligence (AI) to support parts of our global recruitment process. Unless you opt-out our AI system will assess the information provided by you and compare it to the requirements listed for the role and present the result to our recruitment personnel for further review. The AI system acts as a supporting tool but there is always a human making the decision if you will be considered for the role.

In the United States Thomson Reuters offers a comprehensive benefits package to our employees. Our benefit package includes market competitive health dental vision disability and life insurance programs as well as a competitive 401k plan with company addition Thomson Reuters offers 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. These benefits meet or exceeds the requirements of paid time off in accordance with any applicable state or municipal laws. Finally Thomson Reuters offers the following additional benefits: 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; and access to Employee Stock Purchase Plan.

Thomson Reuters complies with local laws that require upfront disclosure of the expected pay range for a position. The base compensation range varies across locations. For any eligible US locations unless otherwise noted the base compensation range for this role is $147600 USD - $274200 USD. For Ontario Canada the base compensation range for this role is $140000 CAD - $175000 CAD. Base pay is positioned within the range based on several factors including an individuals knowledge skills and experience with consideration given to internal equity. Base pay is one part of a comprehensive Total Reward program which also includes flexible and supportive benefits and other wellbeing programs. This role may also be eligible for an Annual Bonus based on a combination of enterprise and individual performance.

This job posting will close 04/18/2026.

About Us

Thomson Reuters informs the way forward by bringing together the trusted content and technology that people and organizations need to make the right decisions. We serve professionals across legal tax accounting compliance government and media. Our products combine highly specialized software and insights to empower professionals with the data intelligence and solutions needed to make informed decisions and to help institutions in their pursuit of justice truth and transparency. Reuters part of Thomson Reuters is a world leading provider of trusted journalism and news.

We are powered by the talents of 26000 employees across more than 70 countries where everyone has a chance to contribute and grow professionally in flexible work environments. At a time when objectivity accuracy fairness and transparency are under attack we consider it our duty to pursue them. Sound exciting Join us and help shape the industries that move society forward.

As a global business we rely on the unique backgrounds perspectives and experiences of all employees to deliver on our business goals. To ensure we can do that we seek talented qualified employees in all our operations around the world regardless of race color sex/gender including pregnancy gender identity and expression national origin religion sexual orientation disability age marital status citizen status veteran status or any other protected classification under applicable law. Thomson Reuters is proud to be an Equal Employment Opportunity Employer providing a drug-free workplace.

We also make reasonable accommodations for qualified individuals with disabilities and for sincerely held religious beliefs in accordance with applicable law. More information on requesting an accommodation here.

Learn more on how to protect yourself from fraudulent job postings here.

More information about Thomson Reuters can be found on

Required Experience:

Replacement: This position is open due to an existing vacancy to support our evolving business needs.Are you excited about working at the forefront of applied research in an industry settingThomson Reuters Labsin Toronto is seeking scientists with a passion for solving problems usingstate-of-the-art...

Replacement: This position is open due to an existing vacancy to support our evolving business needs.

As aLeadApplied Scientist you will:

Innovate and drive solution delivery as a technical leader

Be fully accountable for all research deliverables

Provide input to the business and Labs leadership on long term AI strategy.

Lead and drive stakeholder engagement with other functions (UX Product Tech)

Develop in-depth knowledge of customer problems and data

Design andoptimizemulti-agent systems including tool design complex tool calling context management and workflow orchestration for production deployment

Develop comprehensive evaluation frameworks leveraging LLM observability platforms to measure agent performance and end-to-end system quality

Maintain scientific and technicalexpertisein one or more relevant areas asdemonstratedthrough product deliverables published research and intellectual property.

Mentor and coach other scientists and engineers on best practices

Partner effectively with Engineering to ensure well-managed software delivery and co-design LLM Ops processes related to model monitoring evaluation and retraining.

Communicate research in peer-reviewed publications and develop patentable ideas ensuring competitiveness of the companys products and services.

About You:

Youre a fit for the role ofLeadApplied Scientist if your background includes:

PhD in a relevant discipline orMastersplus a comparable level of experience

7 years of hands-on experience building IR / NLP / LLM / Agentic Systems for commercial applications

Experience with agentic AI systems including tool use multi-agent orchestration context management strategies and agent observability and telemetry platforms (e.g. BraintrustLangfuse)

Experience writing production code ensuring well-managed software delivery andleveragingAI-assisted coding tools (e.g. Cursor Claude Code) for productivity

Demonstrable experience translating complex problems into successful AI applications

Professional experience scaling yourself and leading through others in an applied research setting

Outstanding communication problem-solving and analysis skills

Collaborating with Product Engineering and Business Stakeholders in an agile manner todemonstratevalue and iterate with customer feedback while proactively surfacing ideas and POCs driven by customer needs

Strong Python skills with experience inPydanticAI/Pydanticand familiarity with deep learning frameworks (e.g.PyTorch Hugging Face)

Publications at relevant venues such as ACL EMNLP NAACLNeurIPS ICLR SIGIR or KDD.

#LI-LP2

Whats in it For You

Flexibility & Work-Life Balance: 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. This builds upon our flexible work arrangements including work from anywhere for up to 8 weeks per year empowering employees to achieve a better work-life balance.
Career Development and Growth: By fostering a culture of continuous learning and skill development we prepare our talent to tackle tomorrows challenges and deliver real-world solutions. Our Grow My Way programming and skills-first approach ensures you have the tools and knowledge to grow lead and thrive in an AI-enabled future.
Industry Competitive Benefits: We offer 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 and resources for mental physical and financial wellbeing.
Culture: Globally recognized award-winning reputation for inclusion and belonging flexibility work-life balance and more. We live by our values: Obsess over our Customers Compete to Win Challenge (Y)our Thinking Act Fast / Learn Fast and Stronger Together.
Social Impact: Make an impact in your community with our Social Impact Institute. We offer employees two paid volunteer days off annually and opportunities to get involved with pro-bono consulting projects and Environmental Social and Governance (ESG) initiatives.
Making a Real-World Impact:We are one of the few companies globally that helps its customers pursue justice truth and transparency. Together with the professionals and institutions we serve we help uphold the rule of law turn the wheels of commerce catch bad actors report the facts and provide trusted unbiased information to people all over the world.