Administrative Assistant

About the role

Monolithic Power Systems is seeking an energetic, efficient, self‑motivated and resourceful Administrative Assistant to support its local office in Schaffhausen, Switzerland. The role reports to the EU Controller and works closely with finance, facilities and other internal teams.

Key responsibilities

• Serve as a key user for SAP Concur, managing end‑to‑end travel and expense reimbursement.
• Support Accounting and Finance teams with accounts payable, accounts receivable, invoice entry and account reconciliation.
• Coordinate with facilities, vendors and service providers for office and marketing supplies.
• Manage correspondence, travel arrangements, event organization, training onboarding, health and security documentation, and ESG reporting.
• Assist with ad‑hoc projects as assigned.

Required profile

• BS/BA degree in business, administration or a related field.
• More than 3 years of relevant experience.
• Fluent in German, English and French with excellent verbal and written communication.
• Strong organizational abilities.

Required skills

• Proficiency in Microsoft Excel.
• Proficiency in Microsoft PowerPoint.
• Proficiency in Microsoft Teams.
• Experience with SAP Concur as a key user.