Global Mobility Tax Specialist

About the role

The Global Mobility Tax Specialist will guide the Fiserv Global Mobility Program regarding tax impacts to assignees, requiring expertise in international taxation across the globe. Reporting to the VP, HR Operations, Global Mobility and Payroll, this role involves reviewing cases, providing guidance, and collaborating with the Immigration Manager and Advisors.

Responsibilities

• Prepare, review, and deliver tax-related documentation for globally mobile employees in partnership with third-party vendors and within established deadlines.
• Provide guidance to employees on tax equalization and tax protection policies to support understanding, issue resolution, and compliance with assignment requirements.
• Partner with payroll teams to support tax withholding, shadow payroll, and reporting obligations related to international assignments across multiple jurisdictions.
• Maintain accurate assignment rosters, tax records, and supporting documentation to help ensure compliance with global tax regulations and internal controls.
• Serve as a liaison between internal stakeholders, including corporate tax, payroll, executive compensation, and external vendors to resolve tax-related questions and processing issues.
• Monitor developments in international tax regulations and mobility practices and update procedures, documentation, and guidance as needed.
• Create and maintain standard operating procedures and provide backup support for relocation activities as needed.

Requirements

• 4+ years of experience in global mobility tax, international tax compliance, or expatriate payroll administration, including foreign tax compliance, hypothetical tax calculations, shadow payroll, and tax equalization processes.
• 4+ years of experience working with multi-state and international tax regulations across multiple jurisdictions.
• 4+ years of experience partnering with payroll, tax, immigration, human resources, and third-party vendors to support globally mobile employees.
• Bachelor's degree in accounting, tax, finance, business, human resources, or a related field, or equivalent combination of education, related experience and/or military experience.
• Experience using Human Resources Information Systems, payroll platforms, mobility systems, or similar enterprise tools to manage employee data, assignment records, and tax-related processes.

Qualifications

• Experience with global mobility platforms and case management workflows.
• Experience supporting payroll tax coordination across APAC, LATAM, and EMEA.
• Proficiency with global mobility platforms and case management workflows.

Skills

• Knowledge of international taxation.
• Experience with multi-state and international tax regulations.
• Ability to work with payroll, tax, immigration, human resources, and third-party vendors.
• Strong communication and problem-solving skills.
• Ability to maintain accurate records and comply with global tax regulations.

Benefits

• Fuel Your Life program
• Paid holidays and generous time away policies
• No-cost mental health support through Employee Assistance Programs
• Living Proof program
• Eight Employee Resource Groups
• Unparalleled professional growth with training, development, and internal mobility opportunities
• Medical, dental, vision, life, and disability insurance options
• Retirement planning including 401k match and discounted shares with the Employee Stock Purchase Plan
• Tuition assistance and reimbursement program