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Government Contracting, Defense, Intelligence, Cybersecurity, IT Services

Data Scientist

Usa-va-chantilly, VAOnsiteFull Time$114,600–$190,200 /yrPosted 3 days agoVisa sponsorship available

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Required skills

  • TS/SCI with Polygraph
  • Python
  • Data Scientist
  • national security
  • data science
  • analytics
  • Big Data environment
  • advanced analytical methodologies
  • custom searches
  • threat hunting

Nice to have

  • algorithms for classification
  • regression
  • clustering
  • anomaly detection
  • relational databases
  • SQL

Role summary

MANTECH is seeking a Data Scientist in Chantilly, VA, to support national security initiatives. The role involves working with complex data sets in a Big Data environment, designing analytical methods, and developing custom searches. Responsibilities include analyzing data, identifying areas for exploitation, and participating in threat hunting and developing detection mechanisms. The position requires a High School Diploma with 7+ years of Python coding/scripting experience and knowledge of analytic tools and methodologies in applied mathematics or computer programming. A TS/SCI with Polygraph clearance is mandatory.

Description & Requirements

Unlock the secrets of intelligence with MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government intelligence agencies. Since 1968, we’ve been solving the toughest challenges with groundbreaking tech. Explore thrilling projects in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Elevate your career and make a difference. Your adventure begins now—unleash your potential with MANTECH!

ManTech seeks a motivated, career and customer-oriented Data Scientist to join our team in Chantilly, VA.

In this dynamic role, you will join a top-tier team of Information Technology and Analytic professionals dedicated to supporting national security through innovative data science and analytics. You will work in a self-contained Big Data environment where the team manages everything from infrastructure and application development to advanced analytics. This position offers numerous opportunities for growth, collaboration, and problem-solving in a thought-provoking, mission-driven setting.

Responsibilities include but are not limited to:

  • Working with large, complex, and disparate data sets
  • Designing and implementing innovative ways to analyze and exploit the Sponsor’s data holdings
  • Researching and reporting on a wide variety of Sponsor inquiries
  • Proactively identifying areas for analysis or exploitation and raising inquiries to the Sponsor
  • Applying advanced analytical methodologies to solve difficult, non-routine problems and improve analytic processes
  • Developing custom searches
  • Participating in threat hunting and/or developing advanced, novel detection mechanisms to counter malicious actors

Minimum Qualifications:

  • High School Diploma with 7+ years of experience coding/scripting in Python
  • Demonstrated knowledge of appropriate analytic tools and methodologies in one or more of the following:
    • Applied mathematics (e.g., probability and statistics, formal modeling, computational social sciences)
    • Computer programming (e.g., programming languages, math/statistics packages, computer science, machine learning, scientific computing)
  • Experience in collecting information and accurately visualizing and representing it to non-technical stakeholders

Preferred Qualifications:

  • Understanding of algorithms for classification, regression, clustering, and anomaly detection
  • Knowledge of relational databases including SQL and large-scale distributed systems such as Hadoop
  • Experience with statistical data analysis (e.g., linear models, multivariate analysis, stochastic models, sampling)
  • Familiarity with building MVP/Prototype data engineering pipelines to support novel analytics
  • Background in computer network operations, particularly network defense and/or exploitation
  • Experience in signature development, threat hunting, and/or threat modeling

Clearance Requirements:

  • An active TS/SCI with Polygraph is required

Physical Requirements:

  • Use hands to operate a computer and other office productivity machinery, such as a calculator, copy machine, and computer printer
  • The person in this position needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Constantly positions self to maintain computers in the lab, including under desks and in the server closet

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 careers@mantech.com and provide your name and contact information.

General information

Requisition # R71834 Locations USA-VA-Chantilly Posting Date 11/03/2026 Security Clearance Required TS/SCI w/ Poly Remote Type Onsite Time Type Full time
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