HR Specialist 40-50%

About the job

Within the site HR team, you coordinate the payroll process in collaboration with our external service provider, ensure the quality of HR data as a SAP SuccessFactors Key User

and contribute to time management tasks related to payroll. You are the key contact point ensuring the reliability and compliance of processes.

Payroll Coordination (external service provider)

• Ensure coordination of the payroll process with the external service provider
• Enter, collect, check and transmit variable elements (absences, bonuses, transfers, etc.)
• Verify payroll data and analyse discrepancies before validation
• Be the contact point for payroll-related questions (employees, managers)
• Manage withholding tax and social insurances (family allowances, APG, etc.) in liaison with the service provider
• Monitor legal obligations (salary certificates, annual declarations)
• Participate in internal and external audits
• Ensure interface with Finance for the transmission of accounting data

SuccessFactors – Key User

• Ensure the quality and reliability of HR data in the system
• Manage entries, exits and contractual changes in SuccessFactors
• Provide functional support to users and follow up on incidents
• Participate in system tests and developments
• Maintain the organisational chart and produce associated reports

• Training in human resources or equivalent field
• Proven experience in payroll management in Switzerland (essential)
• Good knowledge of Swiss social insurances and withholding tax
• Experience with SAP SuccessFactors or equivalent HR system
• Comfortable with IT tools and data processing (Excel)
• Rigour, attention to detail and discretion
• Customer-oriented, autonomous and able to prioritise
• Fluent French, very good knowledge of English (min. B2)