140 software data science jobs at 74 companies in Arlington, VA
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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)
1mo
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Software Data Engineer
Laurel, Maryland, United States
$112k-$179k/yr OnsiteFull Time
3+ YOEDegree in engineering/computer science/math with 5+ years (or master’s with 3+ years, PhD, or HS+6 years) of software engineering experience; active TS/SCI with poly required; experience developing, testing, and maintaining software systems.
1w
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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
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
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
4w
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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.
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
2w
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Lead Software Engineer (Data)-7999
Reston, Virginia, United States
HybridFull Time
7+ YOEBachelor's in Computer Science or related and 7 years developing data processing software with Apache Flink; experience designing ETL with Flink, Spark, Kafka, AWS EMR, Azkaban, Airflow; HBase and AWS (S3, EC2, CloudWatch, IAM); Linux CLI and Bash.
Apache Flink, Flink, Spark, Kafka, Apache Kafka, AWS EMR, Azkaban, Airflow, Hbase, S3, EC2, CloudWatch, IAM, Linux Command Line Interface, Bash
1d
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Research Software Engineer - Robotics & Simulation (Data Science and AI Institute)
Baltimore, Maryland, United States
HybridFull Time
3+ YOEMaster's in a quantitative discipline, 3+ years software development and AI/ML or data science experience, expertise in scientific software engineering, cloud/on-prem workflows, databases, and strong communication skills.
Python, C++, Docker, Singularity, RESTful, SQL, Linux, Git, CUDA, PyPI, Nvidia Issac, Nvidia ML
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
1d
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SuccessFactors Recruiting: Research Software Engineer - Robotics & Simulation (Data Science and AI Institute) (121856)
Baltimore, Maryland, United States
HybridFull Time
3+ YOEMaster's in a quantitative discipline required,3+ years software development and AI/ML or data science experience,expertise in scientific software engineering,Python or C++,containerization,SQL,Linux,Git,cloud and strong communication skills.
Python, C++, Docker, Singularity, RESTful, SQL, Linux, Git, Continuous Integration / Continuous Delivery, CUDA, PyPI, Nvidia
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
1w
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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
1mo
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Data Engineer - TS/SCI with Polygraph
Chantilly, Virginia, United States
$221k-$299k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
10+ YOEActive TS/SCI with Polygraph required, 10+ years related experience, BS in Computer Science or equivalent, expertise in data engineering, ETL, backend development, cloud, containerization, and strong software lifecycle skills.
Java, Python, Angular, Java Script, Go, Elastic Search, Kafka, Airflow, AWS, Azure, GCP, Docker, Kubernetes, CI/CD
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