Transaction Tax Senior Manager

Grant Thornton is seeking a Transaction Tax Senior Manager to join our team in Manhattan, NY. Additional approved locations are Melville, NY and Iselin, NJ.

As the Transaction Tax Senior Manager, you will lead innovative tax planning, consulting, and compliance skills on M&A projects for your multiple clients – all with the resources, environment, and support to help you excel. You’ll collaborate with the Transaction Tax team and assist leading on planning, execution, and direction of engagements because together is how we succeed.

From day one, you will be empowered by high quality tools and resources to thrive in their role to meet client needs and help you achieve more confidently.

Your day-to-day may include :

Manage, develop, train, and mentor Mangers, Senior Associates, and Staff on M&A projects and assess performance for engagement and year-end reviews

Maintain active communication during engagement to manage expectations, ensure satisfaction, make sure deadlines are met, and lead change efforts effectively and efficiently

Work closely with our Transaction Services colleagues, focusing on the tax aspects of mergers and acquisitions and other transactions-related work

Assist in conducting buy-side and sell-side tax due diligence, advising on tax efficient acquisitions and divestments, advising clients on tax efficient restructurings, reviewing taxes in financial models, and reviewing transaction documents

Be involved in researching tax issues, preparing written communication in a succinct and deal-driven manner, helping clients with responses to tax authorities, and assisting clients in strategizing on the tax aspects of the transactions

Assist Senior Managers on project development, client pursuit initiatives and the management of priority accounts

Perform analysis of a client’s tax attributes surrounding certain business events including tax basis of assets and stock, tax accounting for M&A driven transaction costs and corporate earnings and profits

Perform detailed analyses of net operating loss / tax credit carry forward limitations pursuant to IRC Section 382 for both private and public clients

Other duties as assigned

You have the following technical skills and qualifications :

Bachelor's degree in Accounting. Master’s in Taxation / LLM in Taxation strongly preferred. Also accepted : Masters or Ph.D. in Economics, Statistics, Public Policy, Mathematics, Business, Finance, Financial Engineering, Management Science and Engineering, Financial Mathematics, Industrial Engineering or Operations Research

Minimum eight to twelve years of progressive federal tax consulting and / or compliance experience in public accounting or a combination of corporate and public accounting experience. Five to Seven years of qualified Mergers and Acquisitions tax services / due diligence.

CPA or JD / active law license required

Experience in Corporate, S-Corp. and / or Partnership returns

Excellent analytical, technical, and tax accounting / technology skills with proficiency in US GAAP, tax compliance, corporate consolidated returns, consolidated federal tax returns, partnership returns, and combined state tax returns

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

Computer expertise including knowledge of tax software, technology, including spreadsheet modeling

Can travel as needed

The base salary range for this position in the firms New York, NY and Iselin, NJ offices only are between $222,800 and $371,300

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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.