Data Scientist

ManTech; Stafford (AL); On-site; USD 115,000 - 190,000; Full time

Benefits offered by this job

Health Insurance

Paid Time Off

Holiday Pay

Disability Insurance

Retirement Savings

Learning and Development opportunities

Job summary

MANTECH seeks a mission-focused DATA SCIENTIST for Marine Corps mission engineering, warfighting analysis, and capability development in STAFFORD, VA. This on-site role supports government and USMC customers with data-driven modeling, simulation, analysis, and technical assessment.

Responsibilities include reviewing data science methodologies, evaluating rigor, applying quantitative methods, and delivering technical reports and briefings to stakeholders and leadership. Must have TS/SCI clearance.

Qualifications

• Master’s degree in analytical field with 2+ years of quantitative experience (or 4+ years with bachelor’s).
• Experience applying structured analytical methods to complex problems.
• Proficiency with Python, R, MATLAB, SQL, SAS, SPSS, ML frameworks, and data visualization platforms.

Responsibilities

• Review, assess, and validate data science methodologies and analytic models.
• Evaluate rigor, data quality, assumptions, metrics, and workflows in studies.
• Apply quantitative methods to assess trends, risks, performance, and mission impacts.
• Formulate objective, analytically supported findings and recommendations.
• Prepare and deliver technical reports, briefings, and visualizations for stakeholders.
• Collaborate across teams and lead small analytic projects when needed.

Skills

Python

R

MATLAB

SQL

SAS

SPSS

Machine learning frameworks

Data visualization

Written and verbal communication

Education

Master’s degree in operations research, data science, statistics, applied mathematics, engineering, or computer science

Bachelor’s degree with 4+ years of experience

Job description

General information

Requisition # R71454

Locations USA-VA-Stafford

Posting Date 10/20/2026

Security Clearance Required TS/SCI

Remote Type Onsite

Time Type Full time

Description & Requirements

Shape the future of defense with MANTECH! Join a team dedicated to safeguarding our nation through advanced tech and innovative solutions. Since 1968, we've been a trusted partner to the Department of Defense, delivering cutting-edge projects that make a real impact. Dive into exciting opportunities in Cybersecurity, IT, Data Analytics and more. Propel your career forward and be part of something extraordinary. Your journey starts now—protect and innovate with MANTECH!

MANTECH seeks a mission-focused, analytically rigorous, and technically strong DATA SCIENTIST to support Marine Corps mission engineering, warfighting analysis, and capability development efforts in STAFFORD, VA.

This is an on-site position supporting government and USMC customers in the evaluation of concepts, capabilities, technologies, and operational approaches through data-driven modeling, simulation, analysis, and technical assessment.

Responsibilities include but are not limited to:

• Review, assess, and help validate data science methodologies, analytical models, and workflows used to support mission engineering, warfighting analysis, and capability assessments.


• Support the evaluation of analytical rigor, data quality, assumptions, metrics, and methodological soundness in data-driven studies, models, and decision-support products.


• Apply quantitative, statistical, and computational methods to assess trends, risks, performance, interoperability, capability gaps, and mission impacts across Marine Corps, Naval, and joint systems and concepts.


• Formulate objective, analytically supported findings and recommendations that inform experimentation, capability development, requirements development, and senior leader decision-making.


• Prepare and deliver technical reports, briefings, visualizations, and other analytic products for government stakeholders, warfighters, engineers, and senior leaders.


• Collaborate effectively across cross-functional teams and, as needed, serve as a program or project lead for small analytic teams supporting mission-focused studies and related efforts

Minimum Qualifications:

• Master’s degree in operations research, data science, statistics, applied mathematics, engineering, computer science, or a related analytical discipline and at least 2 years of experience conducting quantitative analysis, developing or assessing analytical models, or supporting modeling, simulation, and data science efforts. Candidates with a bachelor’s degree are required to have at least 4 years’ experience.


• Experience applying structured analytical methods to complex problems involving multiple variables, objectives, constraints, and uncertainties.


• Experience reviewing or assessing data science methods, analytic workflows, model outputs, or technical approaches for rigor, credibility, and decision-support value.


• Proficiency with analytical and technical tools such as Python, R, MATLAB, SQL, SAS, SPSS, machine learning frameworks, and data visualization platforms.


• Strong written and verbal communication skills, including experience preparing technical reports, analytic briefings, and visualizations for stakeholders and decision-makers.

Preferred Qualifications:

• PhD in Operations Research, Data Science, Statistics, Applied Mathematics, Engineering, Computer Science, or related analytical discipline.


• Experience supporting Marine Corps, Navy, or joint warfighting analysis, mission engineering, concept development, experimentation, capability assessments, or requirements development.


• Familiarity with mission engineering methodology, including mission architecture, mission threads, measures and metrics, and scenario-based analysis.


• Experience conducting trade-off studies, sensitivity analysis, optimization, interoperability assessments, operational effectiveness analysis, or mission-level capability evaluations.


• Familiarity with simulation modeling environments, data management practices, and traceable analytic products that support decision-making.

Clearance Requirements:

• Must possess a current/active TS/SCI security clearance.

Physical Requirements:

• Office work environment with occasional travel to outdoor test and evaluation sites.


• Must be able to remain in a stationary position 50% of the time.


• Needs to occasionally move about inside the office to access file cabinets, office machinery, meeting spaces, and collaborative work areas.


• Frequently communicates with co-workers, management, and customers, including in meetings and presentations.


• Must be able to exchange accurate information in these situations.

The projected compensation range for this position is $114,600.00-$190,200.00. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, MANTECH invests in its employees beyond just compensation. MANTECH’s benefits offerings include, dependent upon position, Health Insurance, Life Insurance, Paid Time Off, Holiday Pay, short-term and long-term Disability, Retirement and Savings, Learning and Development opportunities, wellness programs as well as other optional benefit elections.

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 [e-mail] and provide your name and contact information.