AdministrativeOfficer(m/f)

Arηs Group, Part of Accenture, specializes in the management of complex public sector IT projects, including systems integration, informatics and analytics, solution implementation and program management. Our team helps lead clients through digital and information systems design, bringing expertise in a variety of areas ranging from software development, data science and security management to machine learning, cloud, and mobile development. Arηs Group was acquired by Accenture in July 2024. ARHS Group, part of Accenture, is looking for an Administrative Officer (m/f) to join our internal team in Luxembourg. In this role, you will support the day-to-day administrative activities of the company, ensuring accurate follow-up of contracts, timesheets, and invoicing processes while working closely with consultants, customers, and internal teams. THE WORK: * Follow up on customer contracts and related administrative documentation. * Prepare and monitor 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. HERE’S WHAT YOU’LL NEED: * Bachelor's degree in Administration, Business, Finance, or a related field. * Experience in an administrative or coordination role. * Experience handling contracts and administrative documentation. * 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.