Bioptimus is building the first universal AI foundation model for biology to fuel breakthrough discoveries and accelerate innovation in biomedicine. With more than $75M in funding, Bioptimus is a fast-growing start-up headquartered in Paris, incorporated in October 2023. Backed by leading international venture capitalists, our world-class team of scientists and engineers is redefining the frontiers of AI and life sciences.  OFFICE ADMINISTRATOR Location: Paris / On-site 5 days per week (This is a highly employee-facing role and requires strong presence in the office.) ABOUT THE ROLE We are looking for a highly organized, proactive Office Administrator to keep the office running smoothly, support the leadership team with essential administrative follow-through, and help create a great day-to-day workplace experience. This role spans: * Office & workplace administration * Light executive / calendar support * Onboarding & people admin logistics * Events & team rituals logistics * Project management of important administrative projects for the company * Cross-functional coordination and follow-through You will report to the COO and work closely with Operations while supporting all functions in the company. WHAT YOU’LL BE DOING 1) OFFICE & WORKPLACE ADMINISTRATION * Own day-to-day office operations: supplies, access, meeting rooms, vendors, equipment, workspace setup. * Handle ad hoc workplace needs (e.g., equipment, AC, monitors, shipping). * Be the operational point of contact for daily employee needs. * Ensure the office experience is smooth, welcoming, and well organized. 2) EVENTS, RITUALS & CULTURE LOGISTICS * Take initiative to own and organize internal events and team rituals (team gatherings, workshops, celebrations). * Organize company offsites / on-sites (logistics, bookings, schedules, follow-ups, on-site event management during the event itself). * Coordinate merchandise orders and distribution. 3) ADMIN PROJECT MANAGEMENT & FOLLOW-THROUGH * Own, track and drive follow-ups on key administrative workstreams (e.g., supporting legal or HR administrative tasks) to ensure nothing drops. * Coordinate documents, trackers, and workflows / deliverables across stakeholders so timelines are met. * Support change management for internal processes and tools (set-up, access, documentation, and ongoing tools administration). 4) CALENDAR + ONBOARDING SUPPORT * Provide light calendar support and scheduling help where needed. * Manage onboarding logistics (welcome packs, workstation setup, Day-1 schedule). * Support employee lifecycle admin in coordination with Operations/People (documentation, coordination with providers as needed). WHAT YOU’LL BRING CORE TRAITS * Highly organized and structured; strong follow-through. * Great project management skills * Proactive and anticipatory. * Professional and discreet with confidential information. * Reliable under pressure; comfortable with many moving parts. * Service-minded, employee-facing, and warm. * Great vibe and energy SKILLS & EXPERIENCE * 3–6 years in office administration, executive assistance, workplace operations, people/admin support, or similar. * Proficient with Google Workspace and Notion. * Excellent written & verbal communication in English and French.   THE CANDIDATE JOURNEY To be considered, please submit your CV in English. We believe in a transparent and collaborative interview process. Here is what you can expect after submitting your application: * Application screening * Internal Recruiter Review (30 minutes) * Hiring Manager Interview (30 minutes) * Live Case Study (1 hour) * In person office meeting * Offer   WHY THIS IS A UNIQUE OPPORTUNITY You will help build the day-to-day workplace experience and energy of a frontier AI company, enabling the team to do their best work and have fun.   We believe that the unique contributions of all Bioptimists create our success. To ensure that our culture continues to incorporate everyone’s perspectives and experience, we never discriminate based on race, religion, national origin, gender identity or expression, sexual orientation, age, or marital, or disability status. Decisions related to hiring are made fairly, and we provide equal employment opportunities to all qualified candidates. We take responsibility for always striving to create an inclusive environment that makes every employee and candidate feel welcome.