CEO Office: Executive Communications Lead

C3 AI; Tysons (VA); On-site; USD 150,000 - 250,000; Full time

Job summary

C3 AI is seeking an Executive Assistant to join the Office of the CEO. This role focuses on the CEO’s written communications, triage of inbound messages, and day-to-day workflow across email, memos, and other correspondence, ensuring follow-through on commitments.

The role is located onsite at the Redwood City, CA office and requires availability during early morning and late evening hours to align with the CEO’s rhythm and collaborate across global time zones with discretion and professionalism.

Qualifications

• 7+ years of experience in an Executive Assistant, communications, or chief-of-staff-adjacent role supporting a C-suite executive.
• Bachelor’s degree required.
• Exceptional written communication; ability to write quickly, clearly, and in another person’s voice across registers.
• Outstanding judgment on tone, priority, and audience; distinguish direct CEO response vs redirection.
• Meticulous attention to detail and follow-through; nothing slips.
• Availability during early morning and late evening hours to align with the CEO’s rhythm across global time zones.
• High EQ and professional poise; comfortable corresponding with Board members, executives, investors, and customers.

Responsibilities

• Inbound Triage: monitor and prioritize CEO communications.
• Drafting and Correspondence: draft replies and memos in the CEO’s voice.
• Follow-Through: track commitments and close loops on items.
• Coordination with the CEO Office: align with calendar and meetings.
• Information Routing: pass context to the right internal owners.
• Confidentiality: handle sensitive information with discretion.

Skills

Executive support

Written communication

Time management

Discretion

Stakeholder management

Cross-functional coordination

Global time zones coordination

Education

Bachelor's degree

Tools

Microsoft 365

Claude

Job description

C3 AI is seeking an Executive Assistant to join the Office of the CEO. This role focuses on the CEO’s written communications, triage of inbound messages, and day-to-day workflow across email, memos, and other correspondence, ensuring follow-through on commitments.

The role is located onsite at the Redwood City, CA office and requires availability during early morning and late evening hours to align with the CEO’s rhythm and collaborate across global time zones with discretion and professionalism.