Principal Implementation Consultant

Are you passionate about customer success and delivering outcomes through tax technology

This is a Principal Consulting role at Thomson Reuters focused on leading the implementation and optimization of ONESOURCE Direct Tax solutions for clients. The Principal Consultant will manage full project lifecycles from scoping and solution design to delivery while also mentoring junior team members and collaborating cross-functionally with Product Sales and Technology teams. The ideal candidate is a strategic client-focused professional who can serve as a trusted advisor identify expansion opportunities and drive best practices across engagements.

About the Role

• Partner with Product Sales and Customer teams to scope projects

• Lead customer engagements design solutions manage scope timeline and delivery

• Drive expansion opportunities

• Collaborate with internal partners (Product Technology Sales) for best-in-class outcomes

• Mentor and guide junior consultants fostering a culture of continuous learning and professional development.

• Identify opportunities for process improvements and contribute to the development of best practices.

• Conduct customer-facing Best Practice Reviews present recommendations and scope remediation efforts

• Build quick proofs-of-concept to illustrate future-state potential

• Develop tools processes and practices to improve efficiency and profitability

• Work on multiple projects concurrently.

• Develop and maintain strong relationships with clients acting as a trusted advisor and point of contact.

About You

• 10 years in professional services or similar implementing ONESOURCE Direct Tax solutions

• Expert-level knowledge in implementing:

  • ASC 740 tax provision processes

  • ONESOURCE Tax Provision Workpapers and Data Import

  • ONESOURCE DataFlow

  • ONESOURCE APIs

  • Alteryx KNIME Power Automate (or similar) for ONESOURCE and tax-centric automations

  • Power BI or similar API-enabled dashboards

  • Advanced Excel-based tax workbooks (with Power Query OData connections dynamic arrays Data Validation etc.)

• Excellent communication skills with experience working directly with large corporate clients

• Bachelors Degree in Taxation Accounting or equivalent; Advanced degree a plus

• Experience with the following is beneficial but not required:

  • ONESOURCE Data Hub or General Ledger Manager

  • ONESOURCE Data Query

  • ONESOURCE Income Tax and State Apportionment

  • ONESOURCE Workflow and Calendar

  • ASU 2023-09

#LI-DM1

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.

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 $100100 USD - $185900 USD. 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 04/30/2026.

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