Remote Executive Assistant to CEO (Part-Time)

Multiplier; San Francisco (CA); Remote; USD 45,000 - 62,000; Part time

Job summary

Mosaic seeks an Executive Assistant to support the CEO and leadership team. This part-time, fully remote role offers 10 hours per week and a competitive hourly rate. You will manage calendars, coordinate travel, prepare materials, and handle project tracking with discretion and professionalism.

Ideal candidates are highly organized, communicate well, and operate independently with minimal supervision from CST time zones. Prior Mosaic experience is preferred.

Qualifications

• Highly organized with strong attention to detail.
• Excellent communication and discretion.
• Comfortable using SharePoint, Zoom, Slack, and Asana.
• Able to work independently and remotely with minimal supervision.
• High emotional intelligence and accountability.

Responsibilities

• Manage the CEO's calendar and schedule internal/external meetings.
• Coordinate meeting logistics (Zoom links, agendas, reminders).
• Book travel including flight, lodging, and conference registrations.
• Prepare agendas, pull documents, and organize pre-reads; track action items.
• Maintain simple project trackers and data in Salesforce; manage documents.

Skills

Highly organized

Excellent communication

Discretion & confidentiality

Strong collaboration

Tools

SharePoint

Zoom

Slack

Asana

Job description

Mosaic seeks an Executive Assistant to support the CEO and leadership team. This part-time, fully remote role offers 10 hours per week and a competitive hourly rate. You will manage calendars, coordinate travel, prepare materials, and handle project tracking with discretion and professionalism.

Ideal candidates are highly organized, communicate well, and operate independently with minimal supervision from CST time zones. Prior Mosaic experience is preferred.