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Leidos

Data Scientist

Leidos
McLean, VA $131k - $237k/yr Full time Posted 21d ago
Analytics Artificial Intelligence Business Intelligence Cloud Operations Data Data Analysis Data Analytics Data Platform Data Processing Data Science Data Visualization Database Databases Information Technology (IT) Machine Learning NLP Reporting and Analytics SQL
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Job Description

Leidos is seeking a Data Scientist for its Intel Sector Analysis Solutions Business Area (ASBA) in McLean, VA. This position supports a fast-paced data science team delivering work critical to National Security, with opportunities to build models, work with unstructured data, and automate data-driven workflows.

What you will do

  • Develop statistical and machine learning models, including work in natural language processing (NLP) and automated solutions for complex business problems.
  • Build and run complex database search queries across multiple databases using SQL and API interfaces.
  • Conduct web scraping and apply methods for processing unstructured data.
  • Use automation and machine learning to manage data, predict scenarios, and produce data-driven recommendations.
  • Work with AWS and Git, along with other technologies used by the team.

Requirements

  • Must hold TS/SCI with Polygraph.
  • Education and experience: BS degree with 12 to 15 years of prior relevant experience, or a Masters with 10 to 13 years of prior relevant experience; a Doctorate in a technical domain may be possessed.
  • Python experience is required.
  • Social network analysis (SNA) experience.
  • Strong SQL skills, plus experience extracting data from relational databases and integrating through APIs.
  • Experience with supervised and unsupervised learning and NLP. Familiarity with NLP libraries and tools such as spaCy, Hugging Face, NLTK, or TensorFlow.
  • Knowledge of frequentist statistics, probability, and predictive modeling, along with familiarity with computer science concepts, data architecture, and statistical methods.
  • Proficiency with data visualization tools including Tableau, Plotly, Seaborn, and Matplotlib.

Technologies

  • Python, SQL, API
  • AWS, Git
  • spaCy, Hugging Face, NLTK, TensorFlow
  • Tableau, Plotly, Seaborn, Matplotlib

Pay and schedule

  • Location: McLean, VA (onsite)
  • Salary range: USD 131,300 - 237,350 per year (pay range guidance for the job level; not a guarantee)
  • Flexible schedules

Benefits

  • Paid Time Off
  • 11 paid holidays
  • 401K with a 6% company match and immediate vesting
  • Discounted Stock Purchase Plans
  • Technical upskilling
  • Education and training support
  • Parental paid leave
  • Health and wellness programs
  • Income protection
  • Paid leave and retirement

Additional information

  • Original posting date: October 9, 2026
  • For U.S. positions: Leidos reasonably anticipates the requisition will remain open for at least 3 days with an anticipated close date no earlier than 3 days after the original posting date.

Securing your data: Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during the application process and will not advance money (for example, by sending a check or money order). Leidos will only communicate through emails generated by the Leidos.com automated system, not via free commercial services or messaging apps such as WhatsApp or Telegram. If you receive a suspicious email, contact [email protected]. Report scams to local law enforcement and the U.S. Federal Trade Commission.

Commitment to non-discrimination: Leidos provides employment consideration without regard to protected characteristics and will also consider qualified applicants with criminal histories consistent with relevant laws.

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