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General information

Requisition #
R66884
Locations
USA-VA-Herndon
Posting Date
04/18/2026
Security Clearance Required
None
Remote Type
Hybrid
Time Type
Part time

Description & Requirements

Elevate your career with MANTECH International Corporation! Join a dynamic team dedicated to national security through cutting-edge technology. Since 1968, MANTECH has led in delivering advanced solutions to government intelligence, the Department of Defense, and Federal Civilian sectors. Dive into innovation in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Your journey to impactful work and rapid growth starts now—be extraordinary at MANTECH!

MANTECH seeks  highly motivated Data Science Intern to join our R&D team in the Data and AI Practice. The ideal candidate will have interest in data science, machine learning and artificial intelligence with a special focus on embedding models, retrieval augmented generation (RAG) techniques, agentic flows, and language model (LLM) evaluation. The intern will work closely with our data science and AI team to investigate, research, and assess various models and techniques to enhance our current systems.

Work will be remote and also in our Herndon, VA office. Applicants must be a U.S. Citizen with an active US Security Clearance or eligible to obtain a US Security Clearance.   

Potential responsibilities include:

  • Investigate Language Learning Models (LLM) to determine those suitable for client missions
  • Develop and implement ETL (Extract, Transform, Load) processes to migrate production data from old text-embedding-ada model to the new model.
  • Research effective retrieval augmented generation (RAG) techniques, such as directed graphs and  recommend improvements
  • Investigate the application of RAG techniques that use agents to pass data to a multimodal model
  • Fine tune LLM(s) for applicability to our specific use cases

Qualifications:

  • US Citizen with active security clearance or eligibility for a security clearance
  • Current Full time student pursuing a BS/MS in Data Science, Computer Science, Statistics or a related field
  • Academic, project or professional experience with data science concepts and machine learning models
  • Excellent problem-solving skills and attention to detail
  • Strong communication skills, both written and verbal; ability to work independently and within a team

Clearance Requirements: 

  • U.S. Citizen with an active US Security Clearance or eligible to obtain a US Security Clearance 

Physical Requirements:

  • Must be able to remain in a stationary position 50% and need to occasionally move about inside the office to access file cabinets, office machinery, etc.


MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.

If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.