Payroll & Social Insurance Specialist 80-100%

Payroll & Social Insurance Specialist 80-100%

Payroll & Social Insurance Specialist 80-100%

Workplace: Sion

Your mission:

You ensure the complete, reliable, and compliant management of payroll and social insurance for all employees of the company and act as the link with finance. You guarantee the quality and timeliness of processing while actively contributing to the smooth administrative operation of the HR unit.

Your responsibilities:

• Prepare and execute monthly and annual payroll operations, respecting deadlines, institutional procedures, and legal obligations.
• Prepare payroll slips and declarations intended for tax and social authorities.
• Manage the administrative follow-up of social insurance cases and maintain contact with the relevant institutions.
• Ensure the link with our service provider regarding health and accident insurance and produce related indicators.
• Produce statements and monitoring indicators related to social insurance.
• Advise employees on remuneration, insurance, and personnel administration matters.
• Work closely with Finance for payroll-related closings.
• Participate in the preparation of the payroll budget and monitor personnel costs.
• Ensure the updating of HR data and contribute to the improvement of administrative tools and processes (key user SAP).
• Provide backup for administrative tasks and support the team in case of overload.

Your profile:

• HR manager certificate or equivalent training.
• Proven experience (minimum 5 years) in payroll and social insurance management in Switzerland.
• Excellent knowledge of the legal framework (AHV, BVG, UVG, withholding tax, etc.).
• Comfortable with HR IT tools and Excel; proficiency in a payroll software (Abacus, SAP HR, ProConcept or equivalent) is an asset.
• Native French speaker, with very good oral and written knowledge of German (minimum C1 level).
• Rigor and keen attention to detail, ensuring data reliability and deadline compliance.
• Absolute discretion and sense of responsibility in managing sensitive information.
• Analytical mind and methodical approach in handling administrative situations.
• Service and relationship orientation: attentive, available, and solution-oriented.
• Ability to communicate clearly and diplomatically, both with employees and external partners.
• Organization, autonomy, and effective priority management.
• Team spirit, mutual support, and positive attitude, especially during busy periods.
• Willingness to contribute to the quality and reliability of the HR service.

We offer a stimulating work environment within a professional and caring HR team, attractive employment conditions, and the opportunity to develop your skills in a dynamic and collaborative setting.

If this challenge interests you, please send us your complete application file by November 14, 2025, via our online portal, which will be treated confidentially. For more information, the HR team is at your disposal: jobs@hydro.ch