Executive Administrative Assistant

At OneStream, we're on a mission to empower every Finance organization and professional to exceed their potential. Our global teams span continents, cultures, and time zones, united by a shared purpose as we build the operating system for modern Finance and help organizations move with greater speed, clarity, and confidence.

That mission comes to life through our people. Behind every innovation, customer success, and milestone are talented people working together to make a difference. That's why we're looking for people who are bold enough to think big, authentic in how they lead and collaborate, curious about what's possible, and committed to delivering results.

Want a closer look before you apply? Explore our Careers site to learn more about our people, culture, and benefits.

Summary

The Executive Administrative Assistant serves as a trusted partner and primary point of contact for internal and external stakeholders supporting the Executive Vice President, Product & Engineering. This role is responsible for managing executive priorities, coordinating communications and strategic initiatives, facilitating executive operations, and supporting cross-functional collaboration. The Executive Administrative Assistant will also help drive organizational effectiveness through executive outreach, meeting and event coordination, and oversight of special projects in a fast-paced, highly collaborative environment.

Primary Duties & Responsibilities

• Provide high-level administrative support to the EVP, Product & Engineering including managing complex calendars, coordinating meetings, preparing correspondence, and handling confidential information.
• Coordinate detailed domestic and international travel arrangements, including itineraries, agendas, accommodations, and travel-related documentation.
• Serve as a strategic partner and gatekeeper for executive leadership, ensuring schedules are prioritized, optimized, and aligned with business objectives.
• Facilitate seamless communication between executive leadership and internal departments while building strong cross-functional relationships across the organization.
• Maintain awareness of ongoing business priorities and proactively keep leadership informed of upcoming commitments, issues, and action items.
• Manage competing priorities with professionalism, discretion, urgency, and strong follow-through in a fast-paced environment.
• Plan and coordinate leadership meetings, team offsites, and all-hands events, including logistics, budget tracking, vendor coordination, travel arrangements, agendas, and presentation materials.
• Prepare, maintain, and distribute executive and team materials, including biographies, organizational information, and leadership resources.
• Coordinate business-related meetings and events, including agenda management, note-taking, logistics coordination, and follow-up actions.
• Prepare and submit timely expense reports for executive leadership.
• Conduct miscellaneous research, purchasing, and special projects as needed.
• Partner cross-functionally with teams including Procurement, Legal, Finance, People Operations, Talent Acquisition, and Communications.
• Attend staff meetings and document meeting notes, action items, and follow-ups.
• Actively collaborate with and contribute to the broader administrative support community.
• Provide backup administrative support for other executives and Executive Assistants as needed.
• Offer guidance and support across the administrative team while leading by example through professionalism and collaboration.
• Support additional ad hoc projects and operational initiatives as assigned.