Manager, Payroll M&A Integration

Mastercard•O'fallon, MO

1d•$112,000 - $179,000•Onsite

About The Position

The Manager, Payroll Mergers & Acquisitions (M&A) Integration is responsible for leading all payroll-related activities associated with acquisitions, divestitures, joint ventures, and strategic business integrations. This role serves as the Payroll Integration Lead, partnering closely with the M&A COE, regional Payroll Operations teams, P&C, Finance, Tax, Workday Technology, and external vendors to ensure seamless employee transitions and payroll continuity throughout the M&A lifecycle.

Requirements

7+ years of payroll experience with increasing responsibility.
3+ years of project, program, or M&A integration management experience.
Deep knowledge of multi-country payroll operations, compliance, and controls.
Experience working with HRIS and payroll platforms (Workday, ADP, Oracle, or similar).
Strong stakeholder management and executive communication skills.
Proven ability to manage multiple complex initiatives simultaneously.
Experience leading payroll integrations during acquisitions or divestitures.
Experience working in a shared services or global business services organization.
Knowledge of payroll tax, mobility, equity, and international payroll practices.

Responsibilities

Serve as the primary payroll lead for all acquisition, divestiture, and integration activities.
Partner with regional Payroll Operations teams to define payroll operating model requirements, dependencies, and success criteria.
Coordinate payroll activities from due diligence through stabilization and operational handoff.
Ensure business continuity and uninterrupted payroll delivery during integration periods.
Lead payroll workstream activities.
Partner with Workday Product & Engineering team, Payroll Operations, M&A COE and external providers to ensure successful technical implementation.
Ensure payroll integrations comply with local, state, federal, and international regulatory requirements.
Maintain strong internal controls and audit readiness throughout integration activities.
Identify and mitigate payroll compliance risks associated with acquisitions and divestitures.
Partner with M&A COE to maintain payroll integration playbooks, templates, and best practices.
Incorporate lessons learned into future integrations.
Identify opportunities to streamline integration activities and improve scalability.

Benefits

insurance (including medical, prescription drug, dental, vision, disability, life insurance)
flexible spending account and health savings account
16 weeks of new parent leave
up to 20 days of bereavement leave
80 hours of Paid Sick and Safe Time
25 days of vacation time
5 personal days
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