Data Scientist

Primary Responsibilities

Assemble large, complex sets of data to meet functional and other requirements Build statistical models, test hypotheses, interpret, summarize, visualize, and succinctly report on data findings Build requisite infrastructure for optimal extraction, transformation and loading of data from various sources Perform research on various data sources, to include unstructured data using quantitative and qualitative content analytics Construct and perform complex database search queries in multiple databases using SQL and API interfaces Perform web scraping and apply various techniques for processing unstructured data Identify, design, and implement internal process improvements Optimize data delivery, and automate manual processes Curate and maintain data stored in support of metrics and evaluation Design, build, test, maintain, and automate data collection/pipelines Develop Dashboards for Data Analytics Leverage available resources to normalize and manage data, predict scenarios and make recommendations Contribute to building new analytical tools and packages across the enterprise Contribute to the design and evolution of the client’s enterprise data architecture, ensuring interoperability, security, and alignment with business goals Collaborate with team members in a highly technical environment Collaborate with multiple stakeholders to drive data integration initiatives and foster a data-driven culture Analyze current data structure, tagging, and quality standards to discover and address anomalies Analyze current practices to ensure compliance with relevant regulations and contract requirements Learn and leverage emerging technologies as they become available/accepted within the customer environment Brief and interact with personnel at all levels of experience, including Senior Officials

Basic Qualifications

US Citizenzhip Active TS/SCI and eligible to obtain a TS/SCI w/poly clearance Bachelor of Science Degree in Data Science, Computer Science, Mathematics, Statistics or other relevant technical program, with 8+ years of experience. Additional years of experience in lieu of degree are acceptable. Skilled in data extraction and analysis from COTS products Experience with data manipulation, analysis, analytic/business insight tools, and data visualization Experience constructing and performing complex database search queries Experience establishing/developing data pipelines and normalizing data Proficiency with MS Excel and MS Access for design, development and exploitation of datasets and databases Proficiency with programming (e.g. Python, R) and machine learning toolkits Advanced problem-solving skills for unstructured datasets Capable of presenting technical information effectively to both technical and non-technical audiences Strong organizational, time management, and omnidirectional communication abilities Technical writing and critical reading Experience producing executive-level products Ability to work efficiently on small, distributed teams

Desired Knowledge

Familiarity with non-linear workflows Familiarity with TTP development process Knowledge of computer science concepts, data architecture, and statistics Experience/familiarity with frequentist statistics and probability including predicative modeling Experience with Tableau #NSBA

Pay Range

Pay Range $107,900.00 - $195,050.00

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers.

Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here.

Commitment and Diversity

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

Original Posting

Original Posting: September 16, 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.

Company Overview

Leidos 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. For more information, visit