CEO Executive Assistant & Office Operations Lead

Chamber Cardio; Washington; Hybrid; USD 85,000 - 110,000; Full time

Job summary

Chamber Cardio is seeking an Executive Assistant to the CEO to manage a wide range of administrative responsibilities and lead operations for our Washington, DC office. You will handle a complex calendar, expense reports, confidential correspondence, travel, and events, partnering with the CEO to enable a high-growth startup to scale.

You will streamline executive workflows, support a hybrid office culture with in-office days, and maintain alignment for remote-first teams.

Qualifications

• 3+ years of administrative experience, with at least 2 years supporting a C-suite executive.
• Expert calendar-management skills and sound judgment prioritizing demands.
• Experience supporting a CEO in a fast-paced startup environment.
• Experience coordinating meetings with C-suite executives, investors, or assistants.
• Strong track record of managing complex executive travel.
• Polished written communication skills.
• Proficiency with Microsoft 365, Slack, and travel/expense tools.
• Bachelor’s degree preferred.

Responsibilities

• Plan, coordinate, and prioritize the CEO’s calendar, proactively resolving conflicts and adapting to last-minute changes.
• Triage incoming requests, including sensitive and confidential matters, and determine the appropriate action, referral, or response.
• Book and coordinate domestic travel for the CEO and executive team, including flights, lodging, ground transportation, and detailed itineraries.
• Manage office space, supplies, vendors, and facilities requests to create a welcoming environment on in-office days.
• Support company social channels by capturing content from events and onsites and celebrating team milestones.
• Lead ad hoc projects for the CEO, including research, initiative tracking, presentation preparation, and follow-through on action items.
• Coordinate board meetings, including scheduling and logistics.

Skills

Calendar management

Executive support

Travel planning

Office operations

Communication

Education

Bachelor’s degree preferred

Tools

Microsoft 365

Slack

Travel & expense tools

Job description

Chamber Cardio is seeking an Executive Assistant to the CEO to manage a wide range of administrative responsibilities and lead operations for our Washington, DC office. You will handle a complex calendar, expense reports, confidential correspondence, travel, and events, partnering with the CEO to enable a high-growth startup to scale.

You will streamline executive workflows, support a hybrid office culture with in-office days, and maintain alignment for remote-first teams.