Executive Administrator & Office Manager

DEFCON AI is seeking an experienced Executive Administrator & Office Manager to support our executive leadership team and help maintain the smooth operation of our McLean, VA office. This role is ideal for a highly organized, proactive professional who enjoys balancing executive support, operational coordination, and office management responsibilities. 

This is a hybrid position with three days in our McLean, VA office.

• 5+ years of experience in executive administration, office management, or a related administrative support role in a professional environment  
• Demonstrated experience supporting senior executives and managing complex calendars. 
• Experience processing expenses, reimbursements, and administrative records. 
• Strong organizational skills with exceptional attention to detail. 
• Ability to manage multiple priorities and adapt in a fast-paced environment
• Excellent written and verbal communication skills. 
• Strong interpersonal skills and customer-service orientation, with the ability to work effectively across all levels of the organization
• High degree of professionalism, discretion, and judgment when handling confidential information
• Proficiency with Slack and Microsoft Office 365, including Outlook, Teams, Word, Excel, PowerPoint, and SharePoint.
• Demonstrated ability to anticipate needs, take initiative, and work with minimal supervision. 
• Must be located in the Washington, DC metropolitan area and able to work onsite in the McLean/Tysons corner office three days per week.

• Experience using Concur or similar for expense management.
• Experience supporting executive leadership teams within a technology, government contracting, or startup environment. 
• Experience coordinating travel, meetings, and company events
• Bachelor's Degree with at least 2 years' experience in the administrative professional field and/or events planning