Senior Tax Analyst

About TSMC Arizona

TSMC (Taiwan Semiconductor Manufacturing Company) is the world’s largest dedicated semiconductor foundry, manufacturing chips for global leaders in technology. TSMC Arizona is building one of the most advanced semiconductor manufacturing facilities in the United States. We are looking for passionate, driven professionals to join our growing finance team and help shape the future of advanced technology manufacturing in the U.S.

Position Summary

TSMC Arizona is seeking a highly motivated and detail-oriented Senior Income Tax Analyst to join our Tax and Accounting department. In this role, you will be responsible for supporting U.S. corporate income tax compliance, tax provision calculations (ASC 740), tax planning, and tax controversy. You will collaborate closely with internal cross-functional teams (Accounting, Legal, Operations) and external advisors to ensure compliance and support TSMC’s massive investment and growth in Arizona.

Key Responsibilities

Tax Compliance

• Prepare and assist in the review of federal and state corporate income/franchise tax returns, estimated payments, and extension calculations.
• Maintain and update tax compliance calendars to ensure all filing deadlines are met.
• Gather, analyze, and reconcile financial data for tax return workpapers and tax-to-book adjustments.

Tax Accounting (ASC 740)

Assist in the quarterly and annual income tax provision calculations under US GAAP and IFRS, including deferred tax asset/liability reconciliations and effective tax rate (ETR) analysis.

Credits & Incentives

Support the calculation, tracking, and compliance of federal and state tax incentives, including R&D Tax Credits and CHIPS Act Section 48D (Advanced Manufacturing Investment Credit).

Assist with state and local tax credits.

Audits & Controversy

Assist in drafting responses to Information Document Requests (IDRs) and inquiries from the IRS and state taxing authorities.

Prepare supporting schedules and maintain audit-ready documentation.

Process Improvement & Special Projects

• Identify opportunities to streamline and automate tax compliance and provision processes using technology (e.g., ERP systems, tax software, Power BI, Alteryx).
• Research tax technical issues and document conclusions in technical memorandums.
• Support cross-border and transfer pricing-related data gathering as needed.

Minimum Qualifications

• Education: Bachelor’s degree in Accounting, Taxation, Finance, or a related field.
• Experience:3 to 5 years of relevant corporate income tax experience in a Big 4/national accounting firm and/or a multinational corporate tax department.
• Strong working knowledge of U.S. federal and state corporate income tax rules and ASC 740 (Income Taxes).
• Advanced proficiency in Microsoft Excel (pivot tables, complex formulas, data modeling).
• Strong analytical, problem-solving, and organizational skills with high attention to detail.
• Excellent verbal and written communication skills; ability to interact effectively with various levels of management.

Preferred Qualifications

• Active CPA (Certified Public Accountant) license or Master of Science in Taxation (MST) / Master of Accountancy (MAcc).
• Experience with large ERP systems (e.g., SAP, Oracle).
• Experience with federal research & development (R&D) credits or Section 48D investment tax credits.

Work Location

Candidates must be willing and able to work on-site at our Phoenix, Arizona facility: 5088 W. Innovation Circle, Phoenix, AZ 85083.

Application Consideration Consent

By applying to this position, I acknowledge and agree that my application and qualifications may be considered for other roles within the company. However, I reserve the right to withdraw my consent for future consideration of other roles within the company at any time.

Candidates must be willing and able to work on-site at our Phoenix, Arizona facility.

Work Location: 5088 W. Innovation Circle, Phoenix, AZ 85083

As a valued member of the TSMC family, we place a significant focus on your health and well-being. When you are at your best—physically, mentally, and financially—our company thrives. TSMC offers a comprehensive and competitive benefits program that includes:

Medical, Dental, and Vision Plans: Choose the options that best fit your and your family’s needs.

Income-Protection Programs: Financial assistance during injury or illness.

401(k) Retirement Savings Plan: Secure your financial future with competitive employer contributions.

Paid Time-Off Programs and Holidays: Recharge and spend quality time with loved ones.

TSMC is an equal opportunity employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, disability, veteran status, or any other protected characteristic.

We encourage all qualified individuals to apply and welcome applications from diverse backgrounds and experiences. Candidates must be able to perform the essential functions of the job with or without reasonable accommodation. If you need an accommodation as part of the application process, please contact [email protected].

TSMC Arizona maintains the right to change or assign other duties to this position

All offers of employment are contingent upon the successful completion of TSMC Arizona’s pre-employment screening process. This process may include verifying the candidate’s identity, confirming legal authorization to work in the offered position's location, educational background and a comprehensive background check, where permitted by local regulations.

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