Sales Finance Administrator (ADV)

Permanent contract
Paris
Salary: €28K to 30K
A few days at home
Experience: > 1 year
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Witco (Ex-MonBuilding)
Witco (Ex-MonBuilding)

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Questions and answers about the job

The position

Job description

Join a fast-growing WorkTech startup and contribute directly to the success of our Sales and Finance operations. As a Sales Finance Administrator, you'll play a key role in preparing quotes, managing invoicing, and supporting cash collection—making an immediate impact in a collaborative, international environment.
Responsibilities

  • Quote Management: Prepare and manage client quotes using Sellsy, ensuring internal validation and timely delivery.
  • Invoicing: Generate and send accurate invoices, ensuring all financial details are complete and deadlines met.
  • Cash Collection: Track payments, follow up on outstanding invoices, and handle customer queries or disputes professionally.
  • Process Optimization: Suggest improvements to streamline finance and sales administration processes (automation, reporting, etc.).
  • Cross-functional Coordination: Work closely with Sales, Finance, and Customer teams to ensure operational fluidity.
  • Tool Use: Leverage tools such as Sellsy, Excel, and CRM/ERP platforms for daily tasks.

  • Profile Requirements

    • Language Proficiency: Full professional fluency in both English and French; a third language such as Spanish or German is a strong plus.
    • Communication Skills: Clear, confident, and empathetic communicator—especially when dealing with client follow-ups.
    • Organizational Strength: Highly detail-oriented and structured with the ability to meet deadlines and juggle priorities.
    • Digital Fluency: Proficient with Excel and open to learning new tools (Sellsy or similar platforms); previous CRM/ERP experience is a plus.
    • Mindset: Motivated, curious, and eager to learn in a fast-paced startup environment.
    • Availability: As soon as possible :)
    • Feel like you check all of the requirements and you're looking for an 'end of studies internship' ? Feel free to apply too !

    Why Join Us?

    • Fast-growing environment: Join a leading WorkTech startup used across more than 800 sites worldwide.
    • Impact from day one: Your work directly improves client satisfaction and business performance.
    • Mentorship & Development: Learn alongside a supportive Finance Lead and grow quickly.
    • People-first culture: Work in a warm, inclusive team with frequent team-building moments (afterworks, breakfasts, game nights, etc.).
    • Work-life balance: Hybrid working model with two days of remote work per week.
    • Professional growth: Access to an annual learning budget and strong internal mobility opportunities.

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