Payroll Tax Implementation Lead for M&A & Global Compliance

MasterCard; O’Fallon (MO); On-site; USD 85,000 - 132,000; Full time

Benefits offered by this job

Competitive benefits

Paid time off

401k with match

Job summary

Mastercard in the United States is seeking a Senior Specialist, Payroll Tax to lead tax-related activities during mergers, acquisitions, divestitures, and business integrations. You will serve as the payroll tax SME across the M&A lifecycle, ensuring compliance, employee tax setup accuracy, and smooth integration into payroll operations.

The role requires deep knowledge of U.S. federal and state payroll tax regulations, strong project management, and collaboration with Corporate Tax, Legal and

Qualifications

• 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.

Responsibilities

• Payroll Tax Due Diligence: Assess payroll tax profiles, registrations, and compliance status of acquired entities.
• Tax Registration & Entity Setup: Coordinate establishment of federal, state, provincial, and local tax registrations.
• Payroll Tax Implementation: Validate employee tax setup and election data conversions; coordinate testing of tax calculations and filings.
• Vendor & Stakeholder Management: Partner with Payroll Operations, Corporate Tax, Payroll vendors, & M&A COE team on implementation activities.
• Post-Go-Live Stabilization: Monitor payroll tax operations after implementation and transition ongoing activities.

Skills

US Federal tax

State withholding

State unemployment

Local taxation

Wage reporting

Analytical & reconciliation

Merger & acquisition experience

Multi-national payroll compliance

Vendor management

Tax filing knowledge

Tools

ADP

Workday Payroll

Job description

Mastercard in the United States is seeking a Senior Specialist, Payroll Tax to lead tax-related activities during mergers, acquisitions, divestitures, and business integrations. You will serve as the payroll tax SME across the M&A lifecycle, ensuring compliance, employee tax setup accuracy, and smooth integration into payroll operations.

The role requires deep knowledge of U.S. federal and state payroll tax regulations, strong project management, and collaboration with Corporate Tax, Legal and