Haystack
← Back to Jobs
Full time
Technology
LE

Senior Data Scientist

LeidosMerrifield, VA🇺🇸United StatesPosted 13 Jul 2026

Quick Overview

Salary
$154.1k - $278.5k/yr
Seniority
Mid Senior
Employment type
Full Time
Work mode
Hybrid
Location
Merrifield, VA, United States
Posted
6 weeks ago
Machine LearningPython

Job Description

Senior Data Scientist | Merrifield, VA, United States | Hybrid | $154,050.00 - $278,475.00

A leading technology and industry innovator for government and commercial customers is seeking a Senior Data Scientist. This organization is known for driving advanced digital and mission solutions, operating at the forefront of complex national security programs.

The Role

  • Provide technical leadership and advanced analytics expertise for mission-critical national security programs.
  • Collaborate with subject matter experts, engineers, and stakeholders to deliver data science and AI solutions in classified environments.
  • Lead complex analytics efforts throughout the full solution lifecycle, from problem definition to operations and maintenance.
  • Design, develop, and deploy advanced analytics, statistical models, and machine learning solutions.
  • Apply advanced data science techniques to diverse structured and unstructured data sources.
  • Communicate analytic findings and recommendations to senior stakeholders.

What You'll Need

  • Master’s degree in a quantitative field with 15+ years of relevant experience, or Bachelor’s degree with 18+ years of relevant experience.
  • Extensive experience applying data science and advanced analytics to complex, mission-focused problems.
  • Expert-level proficiency in Python and/or R, including advanced data science and machine learning libraries.
  • Strong experience working with large, complex datasets from multiple sources.
  • Demonstrated ability to lead technical efforts and influence analytic direction.
  • Active TS/SCI clearance with Polygraph is mandatory.

What's On Offer

  • Opportunity to lead impactful national security programs.
  • Collaborate with diverse teams of experts and stakeholders.
  • Continuous learning and development in emerging data science and AI technologies.
  • Mentorship and guidance opportunities for junior data scientists.

Apply via Haystack today!

Similar jobs