Administrative Assistant/Office Manager

C3 AI is seeking a proactive Administrative Assistant/Office Manager to support our executive team and ensure smooth office operations of our Tysons, VA office. This onsite role requires professionalism, efficiency, and excellent communication skills.

Responsibilities:

• Welcome and login guests and vendors; answer questions and provide support during their visit
• Manage all local office-related items including supplies, vendors, caterers, and WeWork support personnel
• Assist with managing complex calendars and resolving scheduling conflicts.
• Organize international/domestic travel adhering to company guidelines.
• Coordinate meetings, prepare briefing notes, and handle logistics.
• Oversee daily office operations and logistics.
• Plan and organize office events and meetings.
• Support special projects and adapt to diverse tasks.
• Support to EA staff and Executive Leadership.
• Work with our Facilities / Office Management team to provide as-needed remote support to other satellite offices that do not currently have an on-site Office Manager
• Process and submit expense reports.

Qualifications:

• Bachelor's degree in business or related field
• 5+ years of similar experience, preferably in tech
• Strong organizational skills and experience with complex calendar management.
• Experience in budget preparation, travel coordination, and general office support.
• Excellent written and verbal communication skills.
• Proactive problem-solving abilities and capacity for independent work.
• Proficient in Microsoft Office Suite (Word, Excel, PowerPoint, Outlook).
• Comfortable in a highly collaborative environment with the ability to work well with cross-functional teams

Candidates must be authorized to work in the United States without the need for current or future company sponsorship.