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Posted 29 July, 2026

Data Scientist

MANTECH
Chantilly, VA, US Full Time

Job Description

hackajob is collaborating with MANTECH to connect them with exceptional professionals for this role.

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

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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.

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Responsibilities include but are not limited to:

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

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

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

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  • An active TS/SCI with Polygraph is required
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Physical Requirements:

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