50 machine learning data science engineer jobs at 28 companies in Virginia
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Lead Machine Learning / Data Science Engineer
Reston, Virginia, United States
$90k-$200k/yr HybridFull Time
7+ YOE7+ years delivering data engineering and ML solutions on cloud platforms; technical leadership; hands-on with Python/Scala, SQL, Spark, Docker, Snowflake/Databricks; experience with LLMs, prompt engineering, and productionizing ML systems.
AWS, Azure, GCP, Python, Scala, SQL, Spark, NoSQL, Docker, Snowflake, Databricks, Azure SQL, Amazon RDS, LLMs, GPT, Claude, Mistral, MCP, RAG, LangChain, n8n, pydantic
1w
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Machine Learning/AI Engineer
United States or North America or Maryland or Virginia or Washington
$80-$90/hr RemoteContract
7+ YOE7+ years in data science, machine learning, or AI engineering; deep Azure AI expertise; production RAG, GenAI, agentic workflows, data engineering, governance, Python, PyTorch, and SQL experience.
Azure AI Foundry, Azure OpenAI Service, Azure Cosmos DB, Microsoft Teams, Microsoft SharePoint, Microsoft Copilot, LangChain, AutoGen, Microsoft Semantic Kernel, Neo4j, Databricks, MCP, Python, PyTorch, SQL
3mo
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Engineer, Machine Learning
Arlington, Virginia, United States
OnsiteFull Time
5+ YOE5+ years ML engineering/software engineering/data science experience; Bachelor's in quantitative field required (Master's preferred); experience with Databricks/PySpark, cloud (Azure/AWS), SQL, Python/Scala, CI/CD, feature engineering, model optimization, and production deployment.
Databricks, PySpark, Azure, AWS, Unity Catalog, Git, CI/CD, SQL, Python, Scala
3w
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Machine Learning Engineer
Arlington, Virginia, United States
$78k-$176k/yr OnsiteFull Time
2+ YOEBachelor's degree, Secret clearance, and 2+ years in AI, data science, software engineering, or machine learning, including model development and deployment. Experience with Python or other programming languages required.
Python, C++, Rust, Java, LLMs, MCP, LangChain, LangGraph, scikit-learn, TensorFlow, PyTorch, Cursor
5d
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Machine Learning / Federated-Learning Engineer
McLean, Virginia, United States
$115k-$150k/yr OnsiteFull Time
5+ YOEBachelor’s degree or equivalent experience, 5+ years in software engineering, data science, machine learning, or AI engineering, hands-on model development, Python, ML frameworks, distributed learning, pipelines, cloud, Git, and CI/CD.
Python, PyTorch, TensorFlow, scikit-learn, AWS, Azure, Google Cloud Platform (GCP), Git, CI/CD
2w
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Data Engineer – Data Architecture for Data Science & Machine Learning
State College or Reston
$122k-$266k/yr OnsiteFull Time
5+ YOERequires a bachelor's degree in engineering, science, computer science, data engineering, or related field; 5+ years of relevant experience; PostgreSQL, SQL, database architecture, scripting, cloud databases, and non-relational database expertise.
PostgreSQL, MongoDB, Neo4j, Redis, Cassandra, DynamoDB, AWS RDS, Aurora, GCP Cloud SQL, Azure Database, SQL, Python, Snowflake, Redshift, BigQuery, Feast, Airflow, dbt
2d
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Senior Machine Learning Engineer
United States or Alabama or Arkansas or Delaware or Florida or Georgia or Illinois or Iowa or Indiana or Kansas or Kentucky or Louisiana or Massachusetts or Maine or Michigan or Minnesota or Missouri or Mississippi or North Carolina or Nebraska or New Hampshire or Ohio or Oklahoma or Pennsylvania or Rhode Island or South Carolina or South Dakota or Tennessee or Texas or Vermont or Virginia or Wisconsin or West Virginia
RemoteFull Time
Bachelor's degree in a data-centric field, machine learning or data science experience, production model deployment experience, and strong Python and scikit-learn skills. NLP, Spark, and cloud ML experience are advantageous.
Python, scikit-learn, TensorFlow, PyTorch, Natural Language Processing (NLP), Hugging Face, Spark, AWS, GCP, Azure
3mo
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Manager, Data Science - Consumer Identity Machine Learning
San Jose or McLean or New York
$197k-$225k/yr OnsiteFull Time
Strong data science and ML skills; experience with large-scale data, Python, Spark; collaboration with product/engineering; open-source and cloud experience; multiple degree options with required years of analytics experience.
Python, Spark, SQL, AWS
4d
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Machine Learning Engineer (Active TS/SCI Clearance)
Fort Belvoir, Virginia, United States
$140k-$190k/yr HybridFull Time
2+ YOEBachelor's degree in computer science, machine learning, or related field; 2+ years relevant experience; Python and ML library proficiency; software engineering and systems programming experience; active TS/SCI clearance and US citizenship.
Python, PyTorch, TensorFlow, scikit-learn, Go, Rust, C++, Java, Scala, Docker, K8s
2mo
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Machine Learning Engineer
Arlington or Alexandria or Washington
$78k-$176k/yr OnsiteFull Time
2+ YOE2+ years in AI/ML or data science, experience developing and deploying models, Python and libraries (scikit-learn, TensorFlow, PyTorch), proficiency in Python/C++/Rust/Java, experience with deep learning/computer vision/generative AI, Secret clearance, Bachelor’s degree.
Python, scikit-learn, TensorFlow, PyTorch, C++, Rust, Java, Cursor, LLMs, MCP, LangChain, LangGraph
1w
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Senior Machine Learning Engineer, AI Evaluation
Alexandria, Virginia, United States
$100k-$130k/yr HybridFull Time
7+ YOEBachelor's degree or equivalent experience and 7+ years in ML/LLM engineering, applied AI, data science, or research infrastructure. Requires Python, production systems, AI evaluation, cloud infrastructure, and reproducibility expertise.
Python, BigQuery, Vertex AI, IAM, Looker, Looker Studio, Google Cloud Platform
2mo
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Machine Learning Engineer (Clearance Sponsorship)
Chantilly, Virginia, United States
$113k-$238k/yr OnsiteFull Time
5+ YOEMust obtain active TS/SCI with polygraph; Bachelor's +5 years in CS/Software/Data Science or related; strong Python, OOP, Git, Docker; experience with LLMs, RAG, vector DBs, SQL/NoSQL, containerization, and cloud/MLOps practices.
Python, Git, Docker, LangChain, LangGraph, Large Language Models (LLM), RAG, ChromaDB, Pinecone, Weaviate, SQL, NoSQL, Vector, Kubernetes, Rancher, Ansible, CI/CD, MLOps, AWS, Azure, Google Cloud, ServiceNow, SAP, Tableau, Splunk
1w
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Manager III, Data Science - AMZ9890706
Arlington, Virginia, United States
$182k-$237k/yr OnsiteFull Time
5+ YOE1+ MgmtPhD and 5 years, or master's and 7 years, in a related field; 5 years programming in Python or R; 1 year managing scientists or machine learning engineers.
Python, R
6d
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Artificial Intelligence (Al)/Machine Learning Engineer 2
Annapolis Junction or Virginia or Colorado or Texas or Utah or Alaska or Hawaii or North America or Asia or Europe or Australia or Africa
OnsiteFull Time
14+ YOEBachelor's degree and 14 years of experience, including 3+ years in AI/ML, data science, or software engineering within cyber, intelligence, or national security environments. Requires TS/SCI, polygraph, U.S. citizenship, and Python.
Python, AWS, Azure, LangChain, LangGraph, PydanticAI, CrewAI, PyTorch, TensorFlow, vLLM, llama.cpp, API
1w
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Engineering Manager – Machine Learning Engineering
Chantilly, Virginia, United States
$148k-$221k/yr OnsiteFull Time
6+ YOEBachelor's degree in a STEM field and 6+ years of engineering or scientific experience in data science, machine learning, or AI research. Requires team leadership, ML/AI, software engineering, statistics, communication, and security clearance eligibility.
elastic compute clouds, containerization, microservices, real-time operating systems, visualization frameworks, GitHub, Kaggle
2mo
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Senior Data Architect / Data Scientist
Arlington, Virginia, United States
OnsiteFull Time
8+ YOEBachelor's degree in a related field, 8+ years in data engineering/science/analytics, active Secret clearance required; experience with cloud data platforms, machine learning frameworks, and supporting DoD/federal customers preferred.
AWS, Azure, Databricks, Microsoft Word, Microsoft Excel, Microsoft Office
2w
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Analytics and Insights Engineer II, Data Science and Model Development
Virginia, United States
$103k-$171k/yr OnsiteFull Time
2+ YOEBachelor's degree, 2+ years building quantitative models, applying advanced statistics, using machine learning and feature engineering, and programming in Python; active Secret or higher clearance required.
Python, Tableau, Power BI
1mo
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Data Scientist (76406)
Chantilly, Virginia, United States
$135k-$180k/yr HybridFull Time
3+ YOEAdvanced data science experience applying machine learning, statistics, data engineering and multi-source data analysis for mission-critical government programs; active U.S. citizenship and TS/SCI with polygraph required.
2w
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Data Scientist, Principal - AI Product Engineering
Oakland or Washington or Ohio or District of Columbia or California or Long Beach or Arizona or Colorado or Connecticut or Florida or Georgia or Maryland or Minnesota or Nevada or Oregon or El Dorado Hills or San Diego or Woodland Hills or Alabama or Illinois or Virginia or Wisconsin or Texas or New York
$161k-$242k/yr HybridFull Time
10+ YOEBachelor's degree or equivalent practical experience and 10 years in data science, machine learning, AI/ML, software engineering, or advanced analytics. Requires Python, APIs, ML infrastructure, PyTorch, TensorFlow, LangChain, and LangGraph.
Python, PyTorch, TensorFlow, LangChain, LangGraph, Azure, Google Cloud, AWS, SQL, Spark, CI/CD, MLOps, LLMOps
3w
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Data Scientist / Software Engineer - Expert TS/SCI w/POLY REQUIRED
McLean, Virginia, United States
$175k/yr OnsiteFull Time
Active TS/SCI clearance with polygraph, significant data science or software engineering experience, strong Python, NLP, machine learning, SQL, Linux, Git, AWS, and object-oriented programming skills.
Python, spaCy, Gensim, NLTK, PyTorch, TensorFlow, Keras, Java, Spring, Spring Data JPA, Oracle, SQL, AWS, Linux, Git, Jenkins, Apache Tomcat, Maven, Gradle, Eclipse
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