154 software data science jobs at 78 companies in Greenbelt, MD
4w
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Data Science Software Engineer
Annapolis Junction, Maryland, United States
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
20+ YOE20 years SWE experience, US citizenship and active security clearance, bachelor\u0002s in CS or related (or 4 additional years SWE), expertise in Java/Scala/Python, ML model development and monitoring, Linux development, and agency compliance.
Java, Scala, Python, Lucene, JEXL, SQL, JSON, Random Forest, Ghostmachine (Map/Reduce), GM Learn, Jupyter Notebooks, IntelliJ, Eclipse, Git, Gitlab, Stash, Bitbucket, Jira, Confluence, Scikit-learn, AWS, Spark, LLM
2mo
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Director of Data Science
Arlington, Virginia, United States
OnsiteFull Time
5+ YOE2+ MgmtMaster’s degree in Data Science or related field; 5+ years data procurement/processing; 5+ years executive visualizations; 5+ years database experience; 2+ years leading complex data projects; 2+ years mentoring data scientists; NLP insights; data modeling; software configuration tools; Python/JavaScript/SQL knowledge.
Tableau, ArcGIS, MySQL, MongoDB, Neo4j, GitHub, Jira, Python, JavaScript, SQL
1mo
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Senior Data Science Engineer
Laurel, Maryland, United States
$180k-$220k/yr OnsiteFull Time
12+ YOERequires active TS/SCI with Polygraph, 12+ years software engineering, Bachelor's in CS (or equivalent experience), expertise in Java/Scala/Python, ML model development, Scikit-learn, Jupyter, Git tooling, and compliance analytics.
Java, Scala, Python, Lucene, JEXL, SQL, JSON, Linux, Scikit-learn, Jupyter Notebooks, Ghostmachine, GM Learn, Git, GitLab, Bitbucket, Stash, IntelliJ, Eclipse, Jira, Confluence, Random Forest, AWS, Apache Spark, Agentic AI, Large Language Models (LLMs)
2w
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Data and Software Programmer
Reston, Virginia, United States
$90k-$140k/yr OnsiteFull Time
5+ YOEBachelor's in software/design/data science, 5+ years relevant programming or research analysis, TS/SCI eligibility, Sec+ (or equivalent), experience with modern programming languages and data analysis.
Javascript, Typescript, Python, Java, C, Git, Bash, ssh, Python notebooks, stream-lit, Model Context Protocol (MCP), Langchain, SQL, graph, vector
3mo
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Software/Data Engineer
Laurel, Maryland, United States
$176k-$282k/yr OnsiteFull Time
19+ YOEBachelor's degree in Engineering, Computer Science, Mathematics, or related field with extensive software engineering experience; cloud, Linux, Python; active TS/SCI with poly; ability to work at a customer site.
OpenStack, Linux, Python, PowerShell, Cloud Security
1d
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Research Software Engineer (Data Science and AI Institute)
Baltimore, Maryland, United States
HybridFull Time
3+ YOEMaster's in a quantitative discipline and 3 years of software development plus 3 years of AI/ML or data science experience. Requires expert Python or C++, modern AI/ML libraries, Linux, and software engineering practices.
Python, C++, Docker, Singularity, RESTful, SQL, Linux, Git, CUDA, PyPI
1mo
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Data Science & AI/PQC Engineer — Federal Mission Solutions
Gaithersburg, Maryland, United States
$150k-$185k/yr OnsiteFull Time
3+ YOE3+ years experience in data science, ML engineering, software engineering, or cybersecurity; Bachelor's in a technical field (or equivalent experience); proficiency in Python and SQL; cloud/container delivery experience; U.S. citizenship and ability to obtain government security clearance.
Python, SQL, APIs, Docker, Kubernetes, Helm, CI/CD, AWS, Azure, Git, Linux, PyTorch, TensorFlow, Hugging Face Transformers, scikit-learn, XGBoost, pandas, LangChain, LangGraph, Semantic Kernel, AutoGen, MLflow, SageMaker, Vertex AI, Airflow, Kubeflow, Databricks, Tableau, Power BI, Plotly Dash, Kibana, Grafana
3mo
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Software Development & Data Scientist Clearance Sponsorship
McLean or Chantilly
$170k-$229k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOE8+ years of experience in software development or data science; TS/SCI clearance with polygraph sponsorship; US citizenship; Bachelor's in Computer Science or Engineering; strong Java, Python, AWS, and database skills.
Java, Python, Amazon Web Services (AWS), SQL, MySQL, PostgreSQL, Agile, AI/ML
2mo
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SOFTWARE DEVELOPER/DATA SCIENTIST (INTERDISCIPLINARY) - DIRECT HIRE AUTHORITY
Dahlgren, Virginia, United States
$101k-$159k/yr OnsiteFull Time, Contract
3+ YOEInterdisciplinary software engineering and data science role with security clearance; experience in development, security, and data analytics.
Python, R, Java, C#, Visual Studio, AWS, Kubernetes, GitLab, DevSecOps, ArcGIS Pro, LLMs
1mo
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Software Data Engineer 3 (Enterprise Infrastructure)
Laurel, Maryland, United States
OnsiteFull Time
3+ YOETS/SCI with polygraph required; 3–5+ years software engineering experience depending on degree; degree in Computer Science/Engineering/Mathematics or equivalent; strong software design, development, and testing skills.
1d
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SuccessFactors Recruiting: Research Software Engineer (Data Science and AI Institute) (121942)
Baltimore, Maryland, United States
HybridFull Time
3+ YOEMaster's in a quantitative discipline and 3 years each in software development and AI/ML or data science; expert Python or C++, modern AI/ML libraries, Linux, databases, cloud, and software engineering practices.
Python, C++, Docker, Singularity, RESTful, SQL, Linux, Git, CUDA, PyPI
1mo
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Software Data Engineer 4 (EAI - 127)
Laurel, Maryland, United States
OnsiteFull Time
3+ YOEActive TS/SCI with Polygraph required. Degree in engineering, computer science, or mathematics with 3–8 years software engineering experience depending on degree; experience with Open Stack, Linux, Python, PowerShell, cloud operations, and network automation.
Open Stack, Linux, Python, PowerShell
1mo
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Software Engineer/ Data Analyst (AI/ML)
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies: Providing specialized engineering and security services for federal missions.
U.S. citizen with active clearance and polygraph; bachelor\u0002s in computer science/engineering; production software development in Python or JavaScript; AI/ML platform experience; cloud/distributed deployment, Docker, Kubernetes, Git, CI/CD, Jira/Confluence.
AI/ML, Python, JavaScript, Docker, Kubernetes, Git, CI/CD, Jira, Confluence, Claude Code, Codex
3mo
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Data Engineering Lead
Arlington, Virginia, United States
$117k-$234k/yr OnsiteFull Time
8+ YOE8+ years of data engineering experience; DoD 8140 compliance; Bachelor's degree or 4 years additional equivalent in IT, Cybersecurity, Computer Science, Information Systems, Data Science, or Software Engineering.
2w
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Software Developer
Sterling, Virginia, United States
OnsiteFull Time
Master's in Computer Science or related required; expertise in software engineering, AI/ML, data science, deep learning, neural networks, and quality assurance testing; ability to travel to local clients.
2mo
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Delivery Consultant- GenAI/ML & Data Science, Professional Services, AWS Industries
Jersey City or Austin or Atlanta or New York or Herndon or Mountain View or Dallas
$154k-$239k/yr OnsiteFull Time
7+ YOE7+ years in technical specialist/architecture, 5+ years databases, 7+ years serverless/solutions, 5+ years software development, 3+ years cloud solutions, 7+ years project management, 5+ years GenAI/ML hosting, 8+ years coding/data querying.
SQL, NoSQL, Hadoop, Spark, Kafka, Kinesis, Python
1mo
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Principal Software Engineer
Fairfax, Virginia, United States
OnsiteFull Time
9+ YOEBachelor's in CS/Software Eng/Data Science (or equivalent experience), 9+ years related experience (7+ with graduate degree) with Python, Linux/Windows, databases, JSON/REST, Git/SVN, and production-quality software development.
Python, Linux, Windows, Android, JSON, CSV, XML, REST APIs, sockets, message queues, PostgreSQL, SQLite, InfluxDB, object storage, Git, SVN, Flask, FastAPI, Django, Dash, Docker, CI/CD pipelines
3mo
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Software Engineer, Lead
McLean, Virginia, United States
$87k-$198k/yr OnsiteFull Time
5+ YOE5+ years in software development; strong experience with Java, Kotlin, Python, JavaScript/TypeScript, C/C++, or Go; experience with AI/ML, big data; TS/SCI clearance; Bachelor's in Engineering, Science, or Technology.
Java, Kotlin, Python, JavaScript, TypeScript, C/C++, Golang, AI, machine learning, big data, data science, cloud platforms
2w
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Data Scientist - TS/SCI w/Poly
McLean, Virginia, United States
$213k-$288k/yr OnsiteFull Time
10+ YOETS/SCI+Poly required,10+ years data science experience,2+ years software/data engineering,Python,CUDA,Kubernetes,SQL/Oracle,EMR/NoSQL familiarity,GPU processing,model deployment and ML production experience.
Python, Cuda, Kubernetes, CI/CD, Apache Kafka, REST, Open-AI, LLMs, NLP, YOLO, Whisper, SQL, Oracle, Elasticsearch, Neo4J, Redis, GitHub, GitLab, Jenkins, RunDeck, Keras, Tensorflow, Theano, GPU
3d
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Data Analyst (AI Assurance Lead)
Springfield, Virginia, United States
$169k-$197k/yr OnsiteFull Time
10+ YOEMinimum 10 years' progressive experience in AI/ML/data science/software engineering; experience evaluating AI systems and leading AI implementation in enterprise or defense settings; bachelor's degree or equivalent; excellent communication skills.
large language models, retrieval-augmented generation, AI agents, multimodal models, IC Foundational AI Stack