Executive Assistant & Boston Office Lead — Equity Options

Liquid AI; Cambridge (MA); On-site; USD 90,000 - 130,000; Full time

Benefits offered by this job

Direct exposure to co-founder

Equity in unicorn-stage company

Premium health coverage for you and 1+

401(k) matching

Unlimited PTO

Catered lunches and commuter benefits

Job summary

Liquid AI, a Boston-based AI company spun out of MIT CSAIL, seeks an Executive Assistant to support CSO Alexander Amini and to run the Boston office. You will own the calendar, travel and meeting prep, ensuring high-leverage work gets time and focus.

This is a broad, hands-on role shaping the office experience for employees, partners, and visitors. You’ll coordinate with external partners, researchers, and management, manage vendors and events, and handle day-to-day office operations.

Qualifications

• Experience supporting senior executives in fast-paced tech or research environments.
• Office management or facilities coordination with vendor and budget ownership.
• Experience with complex calendar and travel for leaders with external commitments.
• Strong business context awareness beyond logistics.
• Event planning and vendor management experience.
• Ability to work in the Boston office 5 days per week (in-person).
• Proficiency with Google Workspace.

Responsibilities

• Own and manage the CSO's complex calendar, filtering requests and protecting time.
• Prepare briefing materials, agendas, and follow-ups to ensure nothing falls through the cracks.
• Coordinate domestic and international travel including conferences and partner visits.
• Act as a trusted point of contact for internal and external stakeholders seeking time with the CSO.
• Provide backup coverage for other executive assistants when needed.
• Own day-to-day operations of the Boston office: supplies, catering, mail, seating, and upkeep.
• Manage facilities vendors and contracts, and be the on-site point of contact for visitors.
• Support new hires on their first days onsite with desk setup and IT coordination.
• Plan and run Boston office events and budget management; handle vendor sourcing.
• Occasional travel 3–5 times per year for events.

Skills

Calendar management

Travel coordination

Office management

Vendor management

Event planning

Budget management

Google Workspace

Stakeholder management

Operations coordination

Tools

Google Workspace

Slack

Job description

Liquid AI, a Boston-based AI company spun out of MIT CSAIL, seeks an Executive Assistant to support CSO Alexander Amini and to run the Boston office. You will own the calendar, travel and meeting prep, ensuring high-leverage work gets time and focus.

This is a broad, hands-on role shaping the office experience for employees, partners, and visitors. You’ll coordinate with external partners, researchers, and management, manage vendors and events, and handle day-to-day office operations.