A Startup Admin is often responsible for managing office operations, scheduling meetings, handling expense reports, onboarding new employees, and supporting company events or special projects. In a rapidly growing startup, you may also assist with basic HR tasks, coordinate with vendors, help streamline internal processes, and ensure the workspace runs smoothly. Collaboration with company founders, team leads, and other staff is common, requiring flexibility and strong communication skills. Success in this role often means being a reliable point of contact and quickly responding to the evolving needs of the startup.