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Full time
Technology

Senior Data Scientist

LeidosFalls Church, VA🇺🇸United StatesPosted 13 Jul 2026

Why This Role Stands Out

Leverage your advanced analytics expertise and technical leadership to drive innovation in critical national security programs, with a competitive salary range of USD 154,050 - 278,475 and hybrid flexibility. You will thrive in this role if you possess a passion for solving complex problems, mentoring junior scientists, and shaping the future of data science within a leading technology solutions provider. Apply today to make a significant impact and advance your career.

Quick Overview

Salary
$154.1k - $278.5k/yr
Work Type
Hybrid
Schedule
Full Time
Level
Mid Senior

Job Description

Senior Data Scientist | Falls Church, VA, United States | Hybrid | $154,050.00 - $278,475.00 This employer is a leading technology and solutions provider for government and commercial customers, recognized for driving innovation in digital and mission-critical services. They are seeking a seasoned Senior Data Scientist to bring technical leadership and advanced analytics expertise to vital national security programs. This is an opportunity to work in classified environments and collaborate with diverse stakeholders to develop cutting-edge data science and AI solutions. The Role • Provide technical leadership and advanced analytics expertise for mission-critical national security programs. • Lead complex analytics efforts across the entire solution lifecycle, from problem definition to deployment and maintenance. • Define mission problems and analytic objectives in partnership with government customers and subject matter experts. • Translate ambiguous operational challenges into actionable data science requirements and solution designs. • Design, develop, and deploy advanced analytics, statistical models, and machine learning solutions. • Mentor and guide junior data scientists, contributing to analytic standards and best practices. 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. What's On Offer • Opportunity to lead and contribute to high-impact national security programs. • Collaborate with subject matter experts, designers, engineers, and analysts. • Develop and deploy innovative data science and AI solutions. • Competitive compensation package with comprehensive benefits. Apply via Haystack today!

Skills

Machine Learning
Python

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