Job Description

Core Responsibilities

Global Tax & Compliance Oversight

• Ensure taxability matrices are accurate, current, and maintained for each supported country.
• Coordinate annual tax legislation reviews with external tax providers and ensure reviews are completed timely.
• Assess tax legislation changes and ensure all required payroll and tax updates are implemented accurately.
• Update payroll guides, taxability documentation, and payroll instructions to reflect legislative or policy changes.
• Perform and review tax gross-up calculations and tax withholding calculations within the suppliers payroll system.

Payroll Documentation & Governance

• Maintain payroll instruction guides and payroll schedules on a regular basis.
• Communicate updates and changes clearly and proactively to client payroll contacts and internal stakeholders.
• Create new country implementation guides for countries added to the GATE payroll footprint, ensuring clarity, accuracy, and scalability.
• Reconcile payroll reports to systems of record, investigating and resolving discrepancies.
• Document payroll and tax processes to ensure consistency, knowledge transfer, and audit readiness.

Financial Management & Invoicing

• Manage and support client invoicing, ensuring invoices reconcile with the number of payroll calculations performed.
• Assist with billing preparation when necessary and understand the financial impact of client service level agreements (SLAs).
• Assist in tracking revenue associated with payroll services.
• Assist with processing and reconciliation of supplier invoices for both payroll system and tax providers ensuring accuracy and proper approvals.

Training & Knowledge Sharing

• Train, mentor, and provide ongoing guidance to new or less experienced team members.
• Serve as a subject matter resource for global payroll, taxability, and compliance-related questions.
• Support knowledge sharing through documentation, job aids, and informal coaching.

Process Improvement, Projects & Collaboration

• Partner with internal teams (Payroll, Tax, Finance, Product, and Operations) and external vendors to support payroll delivery.
• Identify opportunities to improve processes, controls, and documentation, with a continuous improvement mindset.
• Provide support on projects and other duties as directed, including new country launches and system or process enhancements.
• Demonstrate initiative in understanding how processes work and why, using insights to drive improvements.

Marketing & Product Support

• Assist with marketing-related efforts, including:
  • Updating product features and service descriptions
  • Creating and maintaining one-pagers
  • Providing feedback on payroll-related video or training content

Core Competencies & Skills

• Strong global payroll tax knowledge and understanding of local taxability rules
• International compensation knowledge
• Exceptional attention to detail and accuracy
• Strong analytical, organizational, and planning skills with a strong aptitude for numbers
• Excellent written and verbal communication skills
• Results-focused, proactive, and strong problem-solving mindset
• Proven project management capabilities
• Ability to collaborate effectively with internal and external partners
• Ability to document processes clearly and effectively
• Continuous improvement mindset with the ability to find better, more efficient ways of working
• Advanced proficiency in Microsoft Office, especially:
  • Microsoft Excel (formulas, formatting, VLOOKUP/XLOOKUP, pivot tables, macros)
  • Microsoft Word
• Strong systems proficiency with demonstrated ability to learn new technical systems quickly

Success Measures / KPIs

Performance in this role will be measured through a combination of quantitative and qualitative outcomes, including but not limited to:

Compliance & Accuracy

• Taxability Matrix Accuracy: 100% of supported countries reviewed and updated annually, with timely interim updates for legislative changes.
• Legislative Change Implementation: 100% of payroll and tax changes implemented accurately by the required effective date.
• Payroll & Tax Error Rate: Zero material tax, gross-up, or withholding errors post‑processing.

Payroll Processing & Reconciliation

• Payroll-to-System of Record Reconciliation: ≥ 99.5% reconciliation accuracy with discrepancies identified and resolved within defined SLAs.
• Issue Resolution Timeliness: Payroll discrepancies resolved within agreed service timelines.

Financial & Revenue Management

• Invoice Accuracy: ≥ 99% accuracy between client invoices and payroll calculations performed.
• Revenue Tracking Accuracy: Variance between expected and actual revenue within acceptable thresholds (e.g., ≤ 1%).
• Vendor Invoice Accuracy: Timely and accurate processing of supplier invoices with minimal rework.
• SLA Financial Awareness: Demonstrated understanding and proactive management of service level agreements and their financial impact.

Documentation, Governance & Scalability

• Payroll Guide Currency: 100% of payroll instruction guides and schedules reviewed and maintained annually.
• New Country Readiness: New country implementation guides delivered on or before go‑live.
• Process Documentation: Key payroll and tax processes documented and kept audit‑ready.

Training, Leadership & Collaboration

• Knowledge Transfer Effectiveness: Successful onboarding and reduced ramp‑up time for new or less experienced team members.
• Stakeholder Satisfaction: Positive feedback from internal partners and client payroll contacts; minimal escalations.

Continuous Improvement & Projects

• Process Improvements Delivered: Meaningful efficiency, accuracy, or control enhancements implemented annually.
• Project Delivery: Assigned projects delivered on time and within scope.

Preferred Qualifications

• Experience working with global payroll providers and tax advisors
• Prior experience supporting multi-country payroll operations
• Familiarity with payroll systems, tax engines, and compliance frameworks

Cartus is leaning into its essence, Where Mobility Meets Agility® With nearly 70 years in operation, Cartus is an industry leader in global talent mobility and corporate relocation services. Cartus manages all aspects of an employee’s move across 190+ countries to facilitate a smooth transition in what otherwise may be a stressful process. The company supports hundreds of corporate and government clients—including more than a third of Fortune 100 companies—with domestic and international mobility, recruitment and talent management, outsourcing, policy consulting and DEI mobility solutions, international assignment compensation and gross-up services, remote and hybrid workforce solutions, and language and intercultural solutions. Cartus is a subsidiary of Anywhere Real Estate Inc.