Administrative Officer

About the role

The Administrative Officer will support the day‑to‑day administrative activities of ARHS Group in Luxembourg. You will work closely with consultants, customers and internal teams to ensure smooth contract, timesheet and invoicing processes.

Key responsibilities

• Follow up on customer contracts and related administrative documentation.
• Prepare, monitor and validate consultants' timesheets and activity reports.
• Support customer invoicing and ensure proper follow‑up.
• Verify and process supplier invoices.
• Maintain accurate records and administrative files.
• Liaise with consultants, customers and internal departments to ensure smooth operations.
• Assist with various administrative tasks as needed.

Required profile

• Bachelor's degree in Administration, Business, Finance or a related field.
• Experience in an administrative or coordination role.
• Experience handling contracts and administrative documentation.

Required skills

• Good knowledge of Microsoft Office, especially Excel and Word.
• Strong organizational skills and attention to detail.
• Ability to manage priorities and work in a structured manner.
• Good communication skills and a team‑oriented mindset.
• Fluency in French and English.