How Many People Work at Ionq? Headcount and Employee Trends

IonQ is a quantum-computing hardware and software firm that currently employs 207 people across the United States. Recent headcount reports show a stable workforce with no recorded attrition or net new hires, suggesting steady staffing levels. The company’s talent mix is weighted toward technical roles that underpin its trapped-ion quantum systems, while corporate and go-to-market teams provide operational support.

Engineering is IonQ’s largest department at 122 employees, accounting for nearly three-fifths of the organization and underscoring its research-driven focus. Business Management follows with 24 employees, while specialized functions such as Information Technology, Marketing & Product, and Human Resources each have 11 team members. Finance & Administration (10), Operations (8), Sales & Support (5), Quality (2), and a small "Other" category (3) round out the staff, providing a balanced mix of technical, commercial, and corporate capabilities.

IonQ’s workforce is geographically dispersed, with 102 employees classified under “Other” locations that include remote or flexible arrangements. Seattle, WA hosts the largest identifiable office at 35 employees, followed by Washington, DC with 29 team members. College Park, MD—often cited as the company’s headquarters—has 15 employees, while additional clusters are present in Baltimore, MD (6), Redmond, WA (5), New York, NY (5), Kirkland, WA (4), Los Angeles, CA (3), and Durham, NC (3). This distribution shows a strong presence in key technology hubs on both coasts as well as a sizable remote contingent.