Executive Assistant & Office Manager

About Nebius: Nebius is leading a new era in cloud infrastructure for the global AI economy. We are building a full-stack AI cloud platform that supports developers and enterprises from data and model training through to production deployment, without the cost and complexity of building large in-house AI/ML infrastructure. Built by engineers, for engineers. From large-scale GPU orchestration to inference optimization, we own the hard problems across compute, storage, networking and applied AI. Listed on Nasdaq (NBIS) and headquartered in Amsterdam, we have a global footprint with R&D hubs across Europe, the UK, North America and Israel. Our team of 1,500+ includes hundreds of engineers with deep expertise across hardware, software and AI R&D. The Role: Nebius is growing quickly in Asia Pacific and Japan, and our Singapore office is the regional base for our go-to-market team. We are looking for a senior Executive Assistant and Office Manager who will be the right hand to the APJ General Manager, the operational backbone of the Singapore office, and a trusted partner to the Sales and GTM teams on the ground. This is a hybrid role with three equal pillars: high-level executive support, hands-on office and workplace management, and day-to-day commercial support for the in-region sales and GTM organisation. You will free the GM to focus on growing the business, help the sales team move faster, and make sure colleagues and visitors experience a well-run, welcoming workplace. Responsibilities: Executive support to the APJ General Manager • Manage the GM's calendar, prioritising meetings across APJ, EMEA and US time zones. • Coordinate complex regional and international travel, including itineraries, visas, expenses and logistics. • Prepare meeting materials, agendas, briefing notes and follow-up actions. • Screen and manage correspondence, acting as a trusted point of contact for internal and external stakeholders, including customers, partners and senior visitors. • Support the GM's leadership meetings, offsites, customer events and regional business reviews. • Handle expense reports, invoices and other administrative tasks for the GM. • Handle confidential information with the highest level of discretion. Sales and GTM team support • Act as the first point of contact for the Singapore-based Sales, Partnerships and GTM teams, coordinating requests for information and support. • Support CRM hygiene (Salesforce/HubSpot): data entry, report generation and pipeline tracking, in partnership with Sales Operations. • Coordinate the preparation of proposals, contracts and client-facing materials, and liaise with Finance, Legal and Operations on order processing and accuracy. • Assist with weekly and monthly sales performance reports, dashboards and KPI tracking, and help prepare leadership presentations. • Organise customer meetings, executive briefings, workshops and on-site visits, including room, catering, hospitality and visitor logistics. • Plan and run team events, offsites, kick-offs and regional GTM gatherings. • Support onboarding of new sales and GTM hires, including desk, access, equipment, system access, training schedules and materials. • Manage team communication channels (email, Slack) for announcements and updates, and provide ad-hoc support for strategic initiatives. Office management and operations • Oversee the day-to-day operations of the Singapore office. • Manage relationships with landlords, building management and service providers, holding them to agreed service levels. • Coordinate maintenance and facilities issues, and escalate and resolve them promptly. • Manage office access, visitor protocols, and mail and courier handling. • Support seating plans, space usage and small-scale office i