Executive Assistant

About Mercor

Mercor's mission is to organize human intelligence to power the AI economy. We're a leading AI data company, building the layer between human expertise and frontier models. Millions of domain experts on the platform are paid over $4 million per day to train frontier AI models. Mercor's APEX benchmark family measures AI's real-world impact on professional work. Mercor Enterprise brings this same infrastructure to Fortune 500 companies: helping companies capture how their best people actually work, translating that expertise directly back into agents.

Mercor is creating a new category of work where expertise powers AI advancement. Achieving this requires an ambitious, fast-paced and deeply committed team. You'll work alongside researchers, operators, and AI companies at the forefront of shaping the systems that are redefining society. Mercor is a profitable Series C company valued at $10 billion. We work in-person five days a week in our San Francisco, NYC, or London offices.
About the Role

At Mercor, we are seeking an accomplished Executive Assistant to support our senior Enterprise leaders. This role requires a seasoned professional who thrives in a dynamic, high-performance environment and excels at managing complex tasks with discretion, speed, and attention to detail.

What You'll Do

Executive Calendar & Scheduling

• Own complex, high-stakes calendaring for senior Enterprise leaders across time zones and stakeholders.
• Coordinate with counterpart EAs at client organizations to confirm meetings quickly and professionally.
• Proactively identify conflicts, protect focus time, and adjust priorities as plans shift.

Travel & Logistics Management

• Plan and book domestic and international travel, itineraries, and last-mile logistics.
• Handle expense coordination and post-travel cleanup to ensure team efficiency.
• Troubleshoot issues quickly when flights, hotels, or schedules change.

Client & Team Event Coordination

• Support client dinners, offsites, and team-building events from planning through execution.
• Manage invitations, communications, and strict timelines with keen attention to detail.
• Maintain a high-polish external presence when interacting with clients and partners.

Executive Communication & Special Projects

• Draft and manage executive correspondence and follow-ups with high judgment and confidentiality.
• Partner on special projects requiring organization, rapid learning, and precise execution.

Office Presence & Coverage

• Be present in our San Francisco office to provide on-the-ground support for leadership needs.
• Step in to cover for other assistants or operations team members when bandwidth is tight.

What We're Looking For

• 5+ years of Executive Assistant experience supporting C-suite, Partner, or MD-level leaders in consulting, banking, VC/PE, or top-tier tech.
• Demonstrated excellence managing complex calendaring and multi-party scheduling across time zones.
• High polish with strong external communication; comfortable working with senior stakeholders and client executive assistants.
• Exceptional organization and attention to detail.
• Calm, low-ego, service-oriented.
• Comfortable with long hours.
• Track record of longevity in prior roles and strong references from executives.
• Based in San Francisco and prepared to be in-office Monday through Friday.

Benefits

• Bi-annual performance bonus structure
• Generous equity grant vested over 4 years
• Up to $15k Relocation bonus
• $10K housing bonus (if you live within 0.5 miles of our office)
• $1.5K monthly stipend for meals
• Free Equinox membership
• $200 monthly laundry reimbursement
• $200 monthly personal wellness reimbursement
• Health, Dental, Vision insurance