Data Scientist

General information

Requisition # R61175 Locations USA-VA-Reston Posting Date 06/12/2025 Security Clearance Required TS/SCI Remote Type Hybrid 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 motivated, career and customer-oriented Data Scientist to support our DoD contract out of Reston, VA or Fort Belvoir, VA.   

Responsibilities include but are not limited to:

• Lead and perform hands-on data and threat/intel analysis leading to development of analytics solutions (e.g. predictive models, visual analytics reports), to support DTRA users conduct mission critical activities.
• Demonstrate proficiency in extracting, cleaning, and transforming DTRA transactional and associated data sets within an identified problem space to build predictive models as well as develop appropriate supporting documentation.
• Leverage knowledge of a variety of statistical and machine learning techniques to develop, evaluate, and deploy new predictive analytical models that directly inform mission decisions.
• Utilize and explore variety of statistical/modeling tools and languages to compare and assess best performing Machine Learning results.
• Execute projects including those intended to identify patterns and/or anomalies in large datasets; perform automated text/data classification and categorization as well as entity recognition, resolution and extraction; and named entity matching.

Minimum Qualifications: 

• 5+ years of experience in applied data science or ML roles, with strong Python skills and experience in NLP and LLM implementation
• 5+ years of experience with data exploration, data cleaning, data analysis, data visualization, or data mining
• Exposure to production-level systems, data lake environments, and streaming data (e.g. Kafka)
• Experience implementing end-to-end ML workflows, from data prep to deployment and evaluation
• Ability to quickly learn infrastructure or systems concepts (e.g. how pipelines interface with data lakes)
• Ability to design, implement, and iterate on ML models for document classification, extraction, summarization, and search
• Ability to take ownership of data science workflows that interact with a production system streaming millions of documents per week
   

Preferred Qualifications:

• Bachelors Degree
• Experience collaborating with MLOps and infrastructure engineers to ensure robust model deployment, monitoring, and retraining pipelines
• Experience supporting platform components such as distributed storage (e.g. Cloudera), documents indexing/search, and GPU workloads
• Experience in the development of algorithms leveraging R, Python, or SQL/NoSQL
• Experience with Distributed data/computing tools, including MapReduce, Hadoop, Hive, EMR, Spark, Gurobi, or MySQL 
• Experience with visualization packages, including Plotly, Seaborn, or ggplot2
   

Clearance Requirement:

• Must have an active Top Secret / SCI
   

Physical Requirements:

• Sedentary Work

ManTech International Corporation 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.