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Salary
$42k – $75k per year
Location
In office (Fort Belvoir)
Seniority
Intern
Visa
H-1B filings in 12 months: 50 · for this role: 3 · green card filings: 24
Employment
Internship

Confirmed on the employer's own hiring board on Oct 31, 2026. First seen by Alion on Oct 28, 2026. Leidos scores B on the Alion truth index.

Overview
Company
Impact
Profile match
Leidos is an American technology and engineering services company created in 2013 when Science Applications International Corporation split in two, with Leidos taking the technical services and solutions business. It is one of the largest suppliers to the United States government, working across defence programmes, intelligence systems, civil agencies including the Federal Aviation Administration, and healthcare services for the Department of Veterans Affairs. Headquartered in Reston, Virginia, the company also builds security detection products for airports and borders, and has concentrated recent investment on trusted artificial intelligence and autonomy for mission environments.

This internship will provide rotational exposure to the Defense Threat Reduction Agency (DTRA) Experimentation Lab (DEL) operations within a cleared DoW environment. The intern will gain hands-on experience supportingadvanced Research & Development (R&D) initiatives assisting the team to identify, recommend, develop, and integrate reliable and secure IT solutions to challenges associated with current and evolving DTRA RD’s mission into the DEL enterprise.

Primary Responsibilities:

  • Assist the DEL team with development of automation tools, data delivery and workflows utilizing AI.
  • Assist team with data lake direction and fine-tuning and customizing LLMs for specific tasks and domains.
  • Support team with automating infrastructure and supporting platform creation through Infrastructure as Code (IaC).

Assist with automating tasks for the DEL environments to improve efficiency.

  • Adhere to all physical security, information security, and property accountability requirements within a cleared environment.
  • Adhere to all physical security, information security, and property accountability requirements within a cleared environment.

Basic Qualifications:

  • Currently enrolled in a degree program (Junior/Senior level preferred).
  • Strong organizational skills and attention to detail.
  • Good written and verbal communication skills.
  • US Citizenship required
  • Interim or active Secret clearance (or ability to obtain and maintain required security clearance).

Preferred Qualifications:

  • Coursework in Information Technology, Cybersecurity, Business Administration, or related field.
  • Familiarity with scripting and programming language.
  • Familiarity with LLMs and prompt engineering.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.

Original Posting:

October 28, 2026

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $41,600.00 - $75,200.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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