Administrative Assistant – Part‑time Fixed‑term

About the role

The Luxembourg Sustainable Finance Initiative is seeking a part‑time Administrative Assistant on a fixed‑term, one‑year contract to cover maternity leave. The role supports the management team and ensures smooth day‑to‑day operations across administrative, operational, HR and financial areas.

Key responsibilities

• Provide day‑to‑day administrative support to the CEO, Deputy CEO and team.
• Organise and coordinate internal and external meetings, including logistics and catering.
• Manage complex scheduling, maintain calendars and arrange business travel.
• Handle incoming and outgoing mail, archive official documents and manage office supplies.
• Maintain IT equipment inventory and liaise with IT support providers.
• Support accounting processes: consolidate financial data, prepare invoices and assist with reporting.
• Assist HR functions: onboarding/off‑boarding, track absences, manage meal vouchers and internal communications.

Required profile

• 2‑4 years of experience in administrative roles.
• Strong organisational and multitasking abilities with attention to detail.
• Proactive, solution‑oriented mindset and excellent interpersonal skills.
• Fluent in English and French; German or Luxembourgish a plus.
• Ability to handle confidential information with discretion.
• Interest or knowledge of sustainable finance or the financial sector is an advantage.

Required skills

• Proficiency in MS Office, especially Excel.