Alion Science Technology

Alion Science and Technology is an engineering and technology company based in McLean, Virginia, founded in 2002. The company specializes in providing advanced engineering, information technology, and operational solutions, primarily for national security and defense sectors. Alion serves a wide range of U.S. federal government customers, including various departments within the Department of Defense and other government agencies. The company offers a diverse array of services, including naval architecture, systems engineering, modeling and simulation, cyber defense, and data analytics. Alion also engages in prototyping, armament refurbishment, and procurement of military equipment. Its technological capabilities include artificial intelligence, cloud architectures, and cybersecurity solutions, supported by proprietary software like CounterMeasures®. Alion holds several quality certifications and maintains a Top Secret facility clearance, emphasizing its commitment to high standards in security and quality. With a significant workforce and substantial revenue, Alion is recognized as a major player in the defense contracting industry.

Defense & Space McLean, United States Founded 2002 ~879 employees

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Employees
879
0% in the 3 months to Jun 2025
Revenue / employee
$13M
Revenue ~$11.5B
12-month attrition
3.2%
Tech: 3.5%
H1B sponsor
NA

Headcount trend

Alion Science Technology went from 932 employees in Jul 2023 to 879 in Jun 2025. Jan to Jun 2025: 0 people joined, 3 left.

Headcount data through Jun 2025

Org structure

Headcount by department

Other478
Engineering260
Operations70
Finance26
Sales13
Success12
HR8
Marketing7

Alion Science Technology FAQ

How many employees does Alion Science Technology have?

Alion Science Technology has about 879 employees, unchanged over the 3 months to Jun 2025.

What is Alion Science Technology's revenue per employee?

Alion Science Technology makes about $13.04M in revenue per employee, based on $11.46B annual revenue and 879 employees.

Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.