As our HR & Office Coordinator, reporting directly to the CHRO, you’ll be at the heart of People Operations at Onoff in Paris. You will ensure a smooth, high-quality employee experience from onboarding to offboarding, while also making sure our Paris office runs efficiently and remains a great place to work.

Key Responsibilities

1. Payroll / HR Administration & Benefits

• Prepare monthly payroll inputs for France: absences, bonuses, new hires, leavers, and changes in employee status.

• Ensure accurate and timely transmission of payroll data to our payroll provider.

• Support basic checks of payslips and answer first-level employee questions about payroll.

• Manage employee administration: contracts, amendments, employee files, employment certificates, and other HR documentation.

• Oversee employee benefits: health insurance, provident schemes, meal vouchers, perks, etc.

• Ensure compliance and proper archiving of all HR documents.

2. HR Processes & People Data

• Keep employee data accurate and up to date in the HRIS and related tools.

• Build and maintain HR dashboards and reports (turnover, absenteeism, engagement indicators, etc.).

• Contribute to the continuous improvement of HR processes (simplification, automation, standardization).

3. Talent Acquisition

• Manage end-to-end recruitment for assigned roles: intake with hiring managers, job posting, sourcing, screening, interviewing, and offer coordination.

• Build and maintain a qualified talent pipeline through proactive sourcing (LinkedIn, job boards, referrals) and regular candidate engagement.

• Ensure an excellent candidate experience and reliable reporting by coordinating interview logistics, tracking KPIs in the ATS, and supporting onboarding handover.

4. Onboarding & Offboarding

• Own the end-to-end operational onboarding and offboarding process.

• Prepare contracts, welcome packs, equipment and coordinate all stakeholders (IT, managers, finance, etc.).

• Organize welcome sessions and ensure each new joiner has a structured, warm, and efficient integration.

• Make sure each departure is handled with clarity, respect, and proper handover of information.

5. Office Life – Paris Office

• Oversee the day-to-day operations of the Paris office, in close coordination with the Executive Assistant, who is in charge of contractual relationships and negotiations with vendors.

• Escalate needs, issues, or improvement ideas to the Executive Assistant to adapt services when needed.

What We’re Looking For

• 5 years of experience in HR operations, HR administration, ideally in a start-up / tech environment.

• Solid understanding of French payroll practices and of the basics of French labor law.

• Comfortable with digital tools, HRIS systems and Excel (or equivalent) for monitoring and analysing data.

• Highly organized, rigorous and detail-oriented, with the ability to manage several topics at once.

• Strong interpersonal skills, a sense of service, and a genuine desire to create a positive employee experience.

• Discretion, confidentiality, and integrity when handling sensitive information.

• Fluent in French and English, both spoken and written.