Senior Specialist, Payroll Tax & M&A Integration

Senior Specialist, Payroll Tax & M&A Integration

The Tax Implementation Specialist, Payroll M&A Integration, is responsible for leading payroll tax-related activities associated with mergers, acquisitions, divestitures, and business integrations. This role serves as the payroll tax subject matter expert throughout the M&A lifecycle, ensuring tax compliance, regulatory readiness, employee tax setup accuracy, and successful integration into payroll operations. This role requires deep knowledge of U.S. and global payroll tax regulations, strong project management skills, and the ability to navigate complex tax environments during organizational change.

Key Responsibilities

• Payroll Tax Due Diligence
• Tax Registration & Entity Setup
• Payroll Tax Implementation
• Vendor & Stakeholder Management
• Post-Go-Live Stabilization

Qualifications

• 5+ years of payroll tax experience.
• Strong expertise in U.S. Federal tax regulations, state withholding requirements, state unemployment insurance, local taxation, wage reporting requirements.
• Experience with payroll systems such as ADP, Workday Payroll.
• Strong analytical and reconciliation skills.
• Ability to manage multiple implementation projects simultaneously.
• Experience supporting mergers, acquisitions, or divestitures.
• Experience with multi-national payroll tax compliance.
• Experience working with payroll tax vendors and outsourced payroll providers.
• Knowledge of tax filing and wage reporting processes across multiple jurisdictions.

Corporate Security Responsibility

All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

• Abide by Mastercard's security policies and practices;
• Ensure the confidentiality and integrity of the information being accessed;
• Report any suspected information security violation or breach, and
• Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.

In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations.

Pay Ranges

O'Fallon, Missouri: $85,000 - $132,000 USD