Administrative & Office Assistant – Multilingual (German, French, English, Luxembourgish)

About the role

We are looking for a proactive Administrative & Office Assistant to ensure the smooth operation of our commercial office and provide essential support to the business owner and internal team. The role combines office management, client communication and executive assistance in a fast‑paced environment.

Key responsibilities

• Supervise daily office workflows, maintain digital and physical filing systems, and handle supplier orders and customer purchase tracking.
• Prepare, process and follow up on client quotes, invoices and shipping documents.
• Serve as the primary point of contact for clients via phone and email, delivering clear and timely responses.
• Assist the business owner and staff with administrative tasks, compile summaries, action lists and briefing notes.
• Coordinate team schedules, annual leave and time‑off requests, and facilitate internal communication.

Required profile

• Minimum 5 years of experience in office administration, secretarial work or executive assistance.
• Proven track record in customer service or office coordination.
• Fluency in German, Luxembourgish, French and English (written and spoken).
• Highly organized, autonomous, reliable and solution‑oriented.

Required skills

• Advanced proficiency in Microsoft Office (Word, Excel, PowerPoint, Outlook).
• Experience with billing software and CRM platforms.
• Comfortable using collaboration tools such as Microsoft Teams and Slack.

What we offer

• Permanent, secure position within a stable and supportive company.
• Collaborative, human‑centric workplace with direct interaction with ownership.
• Attractive salary package aligned with experience.
• Balanced schedule with structured leave planning to support work‑life balance.