Tax Technology Intern - Summer 2027

Grant Thornton International Ltd; Bellevue (WA); Hybrid; USD 34,440 - 48,216; Full time

Benefits offered by this job

Healthcare benefits

Paid sick leave

401(k) savings plan

Job summary

A leading global professional services firm is looking for an intern in their Tax Technology team. This role involves implementing technological solutions for improving tax department efficiency, covering areas such as data automation and compliance processes. Candidates should be pursuing an Accounting degree or a related field and have strong problem-solving skills. This internship provides valuable exposure to modern platforms and offers opportunities for professional growth while working in a hybrid model.

Qualifications

• Minimum overall GPA of 3.0/4.0 preferred.
• Familiarity with automation & reporting tools like Alteryx and Tableau.
• Experience with web development techniques.

Responsibilities

• Support clients in streamlining data collection.
• Help with design and integration of tax engines.
• Engage in project management and time management.

Skills

General business knowledge

Technical writing skills

Project management

Attention to detail

Problem-solving skills

Ability to learn new technologies

Education

Accounting Major or Minor

Degree in Information Systems or Computer Science

Tools

Alteryx

Microsoft Power Platform

Tableau

SQL

Java

Job description

At Grant Thornton, we believe in making business more personal and building trust into every result – for our clients and you. Here, we go beyond your expectations of a career in professional services by offering a career path with more: more opportunity, more flexibility, and more support. It’s what makes us different, and we think being different makes us better.

In the U.S., Grant Thornton delivers professional services through two specialized entities: Grant Thornton LLP, a licensed, certified public accounting (CPA) firm that provides audit and assurance services ― and Grant Thornton Advisors LLC (not a licensed CPA firm), which exclusively provides non‑attest offerings, including tax and advisory services.

In 2025, Grant Thornton formed a multinational, multidisciplinary platform with Grant Thornton Ireland. The platform offers a premier Trans‑Atlantic advisory and tax practice, as well as independent American and Irish audit practices. With $2.7 billion in revenues and more than 50 offices spanning the U.S., Ireland and other territories, the platform delivers a singular client experience that includes enhanced solutions and capabilities, backed by powerful technologies and a roster of 12,000 quality‑driven professionals enjoying exceptional career‑growth opportunities and a distinctive cross‑border culture.

Grant Thornton is part of the Grant Thornton International Limited network, which provides access to its member firms in more than 150 global markets.

About the Team

The team you’re about to join is ready to help you thrive. Here’s how:

• Whether it’s your work location, weekly schedule, or flex time off, we empower you with the options to work in the way that best serves your clients and your life.
• Consistent with the firm’s hybrid work model, this position will require in‑person attendance at least two days per week, either at a GT office or client site.
• Here, you are supported to prioritize your overall well‑being through work‑life integration options that work best for you and those in your household.
• We understand that your needs, responsibilities and experiences are different – and we think that’s a good thing. That’s why we support you with personalized and comprehensive benefits that recognize and empower all the identities, roles and aspirations that make you, well, you.

See how at www.gt.com/careers

When it comes to inclusion, we are committed to doing more than checking boxes. Explore all the ways we’re taking action for diversity, equity & inclusion at www.gt.com/careers

Here’s what you can expect next:

If you apply and are selected to interview, a Grant Thornton team member will reach out to you to schedule a time to connect. We encourage you to also check out other roles that may be a good fit for you or get to know us a little bit better at www.gt.com/careers.

Benefits: We understand that your needs, responsibilities and experiences are different, and we think that’s a good thing. That’s why we support you with personalized and comprehensive benefits that recognize and empower all the identities, roles and aspirations that make you, well, you.

For an overview of our benefit offerings, please visit: https://www.grantthornton.com/careers/rewards-and-benefits

• Benefits for internship positions: Grant Thornton interns are eligible to participate in the firm’s medical, dental and vision insurance programs and the firm’s employee assistance program. Interns also receive a minimum of 72 hours of paid sick leave and are paid for firm holidays that fall within their internship period.
• Benefits for seasonal employee positions: Grant Thornton seasonal employees are eligible to participate in the firm’s medical, dental and vision insurance programs and the firm’s employee assistance program. Seasonal employees may also be eligible to participate in the firm’s 401(k) savings plan and employee retirement plan in accordance with applicable plan terms and eligibility requirements. Seasonal employees receive a minimum of 72 hours of paid sick leave.

Grant Thornton employees may be eligible for a discretionary, annual bonus based on individual and firm performance, subject to the terms, conditions and eligibility criteria of the applicable bonus plan or program. Interns and seasonal employees are not eligible for bonus compensation.

Additional Details:

It is the policy of Grant Thornton to promote equal employment opportunities. All personnel decisions (including, but not limited to, recruiting, hiring, training, working conditions, promotion, transfer, compensation, benefits, evaluations, and termination) are made without regard to race, color, religion, national origin, sex, age, marital or civil union status, pregnancy or pregnancy-related condition, sexual orientation, gender identity or expression, citizenship status, veteran status, disability, handicap, genetic predisposition or any other characteristic protected by applicable federal, state, or local law. Consistent with the Americans with Disabilities Act (ADA) and applicable state and local laws, it is the policy of Grant Thornton to provide reasonable accommodation when requested by a qualified applicant or employee with a disability, unless such accommodation would cause an undue hardship. The policy regarding requests for reasonable accommodation applies to all aspects of employment, including the application process. To make an accommodation request, please contact [e-mail]. For Los Angeles Applicants only: We will consider for employment all qualified Applicants, including those with Criminal Histories, in a manner consistent with the requirements of applicable state and local laws, including the City of Los Angeles’ Fair Chance Initiative for Hiring Ordinance. For Massachusetts Applicants only: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability. Grant Thornton does not require or administer lie detector tests as a condition of employment or continued employment.

Job Description

Why Join our Tax Technology Team as an Intern?

At Grant Thornton, our Tax Technology team works with large, complex organizations to improve how tax departments operate by implementing scalable technology solutions and driving meaningful process improvements.

Our work spans a range of areas, including the design, configuration, and integration of tax engines for both direct and indirect taxes. We help clients automate and streamline calculation, compliance, and reporting activities, building long‑term efficiency and accuracy into their operations.

Beyond tax engines, we work with a variety of modern platforms outside of traditional tax software. This includes enterprise systems, data automation tools, workflow tracking solutions, and visualization platforms. We support clients in streamlining data collection, implementing workflow automation, enhancing tax data management, and integrating emerging technologies like AI to solve complex tax challenges.

These efforts all align to a common goal: helping tax departments operate more efficiently, with greater visibility, and reduced risk. Our team plays a key role in shaping how leading organizations transform their tax operations through technology.

Essential Requirements and Responsibilities

• General business knowledge with a strong preference for Accounting Major or Minor.
• Minimum overall and major GPA of 3.0/4.0 preferred.
• Familiarity with small-automation & reporting tools (e.g. Alteryx, MSFT Power Platform, Tableau).
• Familiarity with system infrastructure and application design.
• Database architecture; creating queries and tables using, e.g., Oracle or SQL server.
• Project management/project life-cycle knowledge and experience with systems/business analysis.
• Technical/advanced writing skills.
• Demonstrated project management skillset including project planning and time management.
• Ability to work efficiently and effectively in a complex team environment.
• Ability to travel on short notice and work additional hours as necessary.
• Must be authorized to work in the U.S. without the need for employment-based visa sponsorship now or in the future. No visa sponsorship is available for this position.

Advanced Requirements

• Experience with web development techniques.
• Experience working with back end databases and database management systems.
• Experience with Microsoft Fabric or Google Cloud technologies, including their respective data and analytics tools
• Knowledge of multiple ERP systems and databases (e.g. SAP, Oracle, MSFT).
• Transaction tax engine experience (e.g., Vertex, Thomson Reuters, Avalara).
• Familiarity with Artificial Intelligence/ Machine Learning, Robotics Process Automation and Blockchain and their impact on the regulatory environment.
• Programming related coursework.
• Java, C++ or .NET (C# or VB), R, Python proficiency.

Candidate Characteristics

• Intellectually curious.
• Strong attention to detail and problem-solving skills.
• Dynamic thinker who challenges conventional wisdom.
• Willingness to learn and adopt new technologies.
• Ability to function within a geographically-distributed team.
• Good listening skills and the ability to grasp business trends and needs.

Applicable Majors

• Accounting degree with Data Science, Analytics, or Information Systems minor.
• Information Systems or Computer Science degree with Accounting or Business minor.
• Data Science or Analytics degree with Accounting or Business minor.