• Assist in processing payroll data for Luxembourg based employees • Help maintain accurate employee records • Verify and reconcile employee data, including salaries, hours worked, and deductions • Assist with payroll tax calculations and filings • Provide support to employees for payroll-related questions and issues • Help to maintain compliance with payroll laws and regulations

• Ensure accuracy and compliance of payroll-related financial processes. • Prepare and maintain payroll account reconciliations and resolve discrepancies. • Support month-end, quarter-end, and year-end close activities. • Provide support for internal and external audits and maintain compliance records. • Identify opportunities for process improvements. • Maintain accurate tax jurisdiction setup in payroll systems.

• Responsible for managing and analyzing payroll and compensation data to ensure accurate and timely employee payments • Supports HR operations by maintaining payroll systems, processing compensation adjustments, conducting audits, generating reports, and ensuring compliance with relevant laws and company policies • Collaborates with HR and finance teams to optimize payroll processes and resolve discrepancies • Administer market pricing and benchmarking activities using tools such as Payscale to support consistent pay practices • Own and manage participation in external compensation surveys, including Mercer surveys, ensuring accurate data submission, validation, and reporting • Maintain and manage pay ranges, salary structures, and job architecture within established guidelines • Support day-to-day compensation administration, including pay changes, job evaluations, and related transactions • Review and validate compensation data to ensure accuracy, consistency, and alignment with internal policies • Assist in the administration of incentive and variable pay programs, including data validation and payout processing support • Ensure compensation processes are executed accurately, consistently, and in compliance with organizational standards • Partner with HR, Payroll, and Finance to support the effective management of compensation-related activities • Support payroll processing through data validation, audits, and data integrity checks • Review earnings, deductions, and employee data to ensure accuracy and consistency across systems • Maintain data integrity within HRIS and payroll systems by identifying and resolving discrepancies • Partner with Payroll Manager to ensure smooth, accurate, and compliant payroll operations • Partner with HRIS partner to ensure accurate configuration of pay-related data in Dayforce

• Lead the configuration, testing, and sustainment of SAP SuccessFactors Employee Central Payroll including payroll schemas, calculation rules, wage types, pay scales, and off-cycle processing • Analyze and translate federal payroll policy requirements – including pay regulations, leave accruals, tax withholding, and garnishments – into functional design specifications and system configuration • Manage end-to-end payroll processing cycles including pre-payroll validation, parallel runs, posting to Finance (FI), and post-payroll auditing • Configure and maintain payroll integration touchpoints between EC Payroll and SAP SuccessFactors Employee Central, Benefits, and Time Management modules • Support tax configuration and compliance activities including BSI TaxFactory updates, W-2 processing, and year-end payroll closing procedures • Collaborate with HR, Finance, and technical teams to troubleshoot payroll discrepancies, retroactive processing issues, and off-cycle adjustments • Conduct configuration workshops, requirements-gathering sessions, and user acceptance testing (UAT) with federal client payroll and HR personnel • Develop and maintain functional design documents, payroll configuration workbooks, test scripts, and end-user training materials • Serve as a subject matter expert (SME) on SAP EC Payroll best practices, advising on system enhancements and release update impacts • Ensure payroll operations remain compliant with federal pay regulations, data privacy requirements, and security protocols applicable to the classified operating environment.