Tax Intern - Summer 2027

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
• 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

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

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.

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 View email address on click.appcast.io. 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

Tax Intern

During your internship at Grant Thornton, you will be exposed to tax procedures including tax consulting and tax return preparation which will involve tax research, tax planning, and the preparation of supporting work papers on various tax returns and projects. You will have an opportunity to work alongside Partners, Senior Executives, and peers as a member of the engagement team. Additionally, you will have an opportunity to learn new skillsets, be involved in office community activities, and build lasting relationships with members of the Grant Thornton team.

ESSENTIAL DUTIES AND RESPONSIBILITIES

• Reviewing data input, identifying and resolving technical tax issues, and assisting in the review of tax preparations completed by our firm in India.
• Responding to inquiries from the IRS and other taxing authorities.
• Identifying, researching, and assessing various tax issues while also providing information to senior staff members.
• Identifying and carrying out other projects as assigned.
• Collaboratively working with client team members while building rapport and strong client relationships.
• Working on a variety of client engagements in varying industries.
• Networking with your peers.
• Meeting with your mentor for regular feedback and professional development discussions.
• Connecting with fellow interns and Grant Thornton staff at social events.
• Participating in team‑building exercises.
• Giving back to the community through outreach activities.
• Other duties as assigned.

QUALIFICATIONS

• Pursuing a Bachelor’s or Master’s degree in Accounting.
• Minimum major and overall GPA of 3.0/4.0 preferred.
• The willingness and ability to work additional hours, as needed, and travel to various client sites.
• Excellent analytical, communication (written and verbal), and interpersonal skills.
• Strong technical aptitude and skillset.
• 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.

SKILL REQUIREMENTS

• Excellent analytical, communication (written and verbal), and interpersonal skills.
• Strong technical aptitude and skillset.
• Demonstrated project management skillset, including project planning and time management. Ability to work efficiently and effectively in a complex team environment.

Job Info

• Job Identification 113054
• Job Category Tax Services
• Degree Level Bachelor's Degree
• Job Schedule Full time
• Locations Oklahoma City, OK, United States