INTERNSHIP DETAILS

Data Engineer Intern

CompanyLeidos
LocationFort Belvoir
Work ModeOn Site
PostedApril 24, 2026
Internship Information
Core Responsibilities
The intern will assist the team with developing automation tools, managing data lakes, and fine-tuning LLMs for specific research initiatives. They will also support infrastructure automation through Infrastructure as Code and ensure compliance with security requirements in a cleared environment.
Internship Type
full time
Salary Range
$41,600 - $75,200
Company Size
36591
Visa Sponsorship
No
Language
English
Working Hours
40 hours
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About The Company
Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead, visit careers.leidos.com for our latest opportunities.
About the Role

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 supporting advanced 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 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:

  • High school diploma or equivalent and currently enrolled in a bachelor’s 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 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:

April 15, 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.

Key Skills
Data EngineeringAutomationArtificial IntelligenceData LakeLarge Language ModelsInfrastructure as CodeScriptingPrompt EngineeringCybersecurityInformation TechnologyOrganizational SkillsCommunication SkillsAttention to Detail
Categories
TechnologyData & AnalyticsSoftwareGovernment & Public SectorSecurity & Safety
Benefits
Health and Wellness programsIncome ProtectionPaid LeaveRetirement