Executive Administrative Assistant

New York City, NY · New York City · USD 125,000-160,000 · 10+ years experience · Onsite · Posted Oct 6, 2026

At a glance

The Executive Administrative Assistant serves as a critical collaborative partner, providing high-level, comprehensive administrative support to the President and COO at Sphere Entertainment.
This role operates with high autonomy in an exceptionally fast-paced, high-velocity environment where priorities shift by the hour.

Own and optimize shifting schedules across East and West Coast offices with a rapid-response environment; anticipate scheduling conflicts and resolve them before friction occurs.
Navigate an always shifting, fast-paced environment, switch gears instantly between widely different projects, independently prioritize tasks, manage ambiguity, and adapt to sudden real-time changes without losing focus.
Act as a high-touch, fast moving liaison across administrative teams, ensuring communication flows efficiently and critical information reaches the right stakeholders with urgency.
Manage incoming correspondence, phone calls, and documentation under pressure, exercising sound judgment to determine immediate follow-up actions.
Manage complex operational approvals including expenses, payment authorizations, and Coupa, while balancing ad-hoc projects.
Travel alongside President and COO to support business operations, including last-minute travel arrangements and comprehensive itineraries.
Design and format presentations and briefing materials, ensuring executives are fully prepared for fast-moving internal and external engagements.
Maintain full availability to work outside standard business hours to accommodate shifting executive business needs, schedules and travel demands.

Candidates must have a minimum of 10+ years hands on experience driving and expediting projects in support of a C-Suite executive in a highly complex, fast-paced organization.
Proven ability to quickly master organizational structures and maintain peak performance when goals, timelines, or environments are fluid and rapidly changing.
Demonstrated composure, stamina, and diplomatic tact when managing high-stakes, fast-moving priorities under tight deadlines.
A track record of thinking several steps ahead, foreseeing the ripple effects of simultaneous projects, and mitigating risks before they arise in a fast-paced setting.
Total integrity and proven experience handling sensitive, proprietary, and highly confidential information with speed and security.
Highly proficient in Microsoft Outlook, Excel, and Word, with advanced PowerPoint capabilities, including designing and formatting executive presentations and presentation materials.
Provide exceptional experiences for our guests, partners, and team members, including by adhering to our appearance and presentation guidelines while on-site.

Robust set of tools and resources to help employees understand their interests and purpose, harness their talents and obtain the skills they need