International Tax Senior Associate

As the International Tax Senior Associate, a national business line role, you’ll be responsible for the review and delivery of U.S. international tax services for clients across various industries and market segments. You’ll collaborate closely with managers, associates, and other teammates from around the globe to help clients identify and solve complex business problems through deploying a wide range of Grant Thornton solutions in a collaborative manner, ensuring quality above all, because together is how we succeed.

From day one, you’ll be empowered by formal training opportunities, experiential (on the job) training and access to industry leading expertise to help you develop a broad and deep technical skill set along with increased business acumen to help you achieve more, confidently.

Your day-to-day may include :

Providing international tax services that provide measurable value and advising clients from a range of different industries on international tax matters

Supervising, training, and mentoring associates and interns on international tax projects and assessing performance of associates for engagement reviews; performing in-charge role as needed

Reviewing complex business returns with international complexities and making recommendations on return preparation regarding accuracy and tax savings opportunities; gain increasing responsibility in the review process

Researching and analyzing international and domestic tax issues; utilizing tax-related software to prepare and process returns and research tax matters

Writing and reviewing tax advice for clients

Responding to inquiries from the IRS and other tax authorities

Other duties as assigned

You have the following technical skills and qualifications :

Bachelor's degree in Accounting required

Minimum two years’ experience of progressive tax consulting, preferably with at least one year focused on international taxation

Experience with a large accounting firm, law firm, or corporate tax department of a multinational company

CPA or JD / active law license required

Advanced analytical, technical, and tax accounting / technology skills with proficiency in U.S. tax compliance and consulting

Ability to supervise staff and lead projects

Exceptional client service skills with a demonstrated ability to develop and maintain outstanding client relationships

Computer expertise including knowledge of tax software and technology

Excellent verbal and written communication skills

Can travel as needed

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About Us

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 :

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 HR@us.gt.com.

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.