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246 data science engineer jobs at 122 companies in Virginia

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Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Build the ML and AI search behind HiringCafe — ranking, recommenders, retrieval, and LLM agents that surface jobs people would never find on their own.
Python, PyTorch, Elasticsearch, LLMs
Help us #BeatIndeed & #BeatLinkedIn
3w
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Data Science Engineer, Lead
McLean, Virginia, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
4+ YOE4+ years with Python, SQL, ETL and data pipelines; experience with containers/Kubernetes, data engineering, and writing source code; TS/SCI with polygraph required; bachelor's degree.
Python, SQL, ETL, Kubernetes, Spark, ELK, OpenSearch, AWS, S3, Terraform
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3w
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Data Science Engineer, Lead
McLean, Virginia, United States
$99k-$225k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
4+ YOEMinimum 4 years experience with Python, SQL, ETL and data pipelines; experience with containers/Kubernetes, data engineering, and writing source code; TS/SCI clearance with polygraph; Bachelor's degree required.
Python, SQL, ETL, Kubernetes, Spark, ELK, OpenSearch, AWS, S3, Terraform
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3w
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Data Science, Advisor
Washington or Quantico
$135k-$216k/yr RemoteFull Time
Peraton
Peraton: National security and mission-critical government technology services provider.
8+ YOEActive Secret clearance; senior-level data engineering experience (cloud/AWS, data lakes/warehouses, ETL/ELT, Python/Java/SQL/Scala/R, Spark/Hadoop/Kafka/Kinesis); local to Washington DC Metro; ability to package datasets for ML on Bedrock and SageMaker.
AWS, AWS Glue, Amazon Bedrock, Amazon SageMaker, Amazon Macie, Python, Java, SQL, Scala, R, Hadoop, Spark, Kafka, Kinesis, NoSQL, APIs
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2w
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Lead Machine Learning / Data Science Engineer
Reston, Virginia, United States
$90k-$200k/yr HybridFull Time
CapTech
CapTech: Provides technology and management consulting services to large enterprises.
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
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2mo
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Data Engineer, PXT Central Science
Seattle or Boston or Bellevue or Arlington or San Francisco
OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOE3+ years data engineering; AWS stack; data modeling/ETL; programming in Python/Java/Scala/NodeJS; experience with Redshift/S3/Glue/EMR/Kinesis/Lambda; non-relational data stores.
AWS, Python, SQL, Spark, Hadoop, Hive, Redshift, S3, EMR, Lambda, Kinesis, Airflow
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3w
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Data Science, Advisor
Washington or Quantico or United States
$135k-$216k/yr RemoteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
3+ YOEActive Secret clearance; 3+ years experience (PhD) or 6–8+ years with advanced degrees or 12 years without; deep AWS architecture and SDLC security expertise; data engineering, data lakes/warehouses, ETL/ELT, and programming in Java/SQL/Scala/Python/R.
AWS, AWS Glue, Python, Amazon Bedrock, Amazon SageMaker, Amazon Macie, Apache Hadoop, Apache Spark, Apache Kafka, Amazon Kinesis, Java, SQL, Scala, R, NoSQL
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2mo
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Data Engineer - Junior
Quantico, Virginia, United States
$94k-$157k/yr OnsiteFull Time
American Systems
American Systems: Providing strategic engineering and IT solutions for government programs.
0+ YOE0–3 years in data engineering; SQL and Python; bachelor’s in CS/IS/Engineering/Data Science; active TS/SCI clearance.
SQL, Python, Relational Databases
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1w
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Data Engineer
New York City or San Francisco or Los Angeles or Irvine or McLean or Washington
$94k-$175k/yr HybridFull Time
Thomson Reuters
Thomson ReutersNASDAQ: TRI: Provides professional software, data, and news services globally.
Several years data engineering experience, bachelor\u0002s in computer science/engineering, proficiency with Python and SQL, RESTful services, relational and document DBs, Linux/Windows, AWS; US Secret clearance required to start (TS preferred).
Python, SQL, RESTful web services, AWS Glue, Snowflake, NIFI, Power BI, Tableau, Linux, Windows, AWS
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1mo
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Manager, Data Science - Consumer Identity Machine Learning
San Jose or McLean or New York
$197k-$225k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
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
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1mo
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Senior Data Engineer
Vienna, Virginia, United States
$124k-$150k/yr HybridFull Time
SteerBridge: Provides technology and digital transformation services for government agencies.
6+ YOEU.S. citizen with Bachelor’s in Systems Engineering, Computer Science or related, active or clearable security clearance, 6+ years experience building data pipelines and cloud-native data platforms using Python, SQL, and modern data tooling.
Python, Pandas, PySpark, NumPy, SciPy, SQL, Git, TensorFlow, PyTorch, Scikit-learn, Redshift, Snowflake, BigQuery, Apache Kafka, Airflow, Spark, Flink, NiFi, AWS Glue, GCP Dataflow, Azure Data Factory, S3, Blob, RDS, DynamoDB, EMR, Dataproc, ECS, Hadoop, Hive, Presto, Delta Lake, Apache Iceberg, Apache Hudi, Athena, Trino, Dask, Ray, GitLab, Jenkins, CircleCI, pytest, unittest, Docker, Kubernetes, MLflow, Kubeflow, Tableau, Microsoft Power BI, Lucidchart, PlantUML, Draw.io
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3w
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Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
KBR
KBRNYSE: KBR: Provides engineering, technology, and professional services for global markets.
Bachelor's in a quantitative field, experience in data science/analytics, proficiency in Python/R/Java and data libraries, containerization and CI/CD experience, infrastructure-as-code (Terraform/Ansible), and active Top Secret/SCI with Polygraph.
Python, R, Java, Pandas, NumPy, SciPy, RESTful APIs, Terraform, Ansible, Docker, Kubernetes, TensorFlow, PyTorch, Scikit-learn, Hadoop, Spark, STK, AWS GovCloud, SDLC, CI/CD, Test-driven development, DevSecOps
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1mo
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Data Engineer
Sterling, Virginia, United States
OnsiteFull Time
Nightwing
Nightwing: Provides advanced cyber and intelligence solutions for national security.
6+ YOE6+ MgmtBachelor's in CS/Statistics/Data Science; 6+ years consulting leading delivery teams; 5+ years in AI environment and architecture; experience in SDLC and client deliverables.
AWS, Azure, Google Cloud, Python, SQL, Machine Learning, Data Modeling
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1mo
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Data Engineer (Job ID:4342)
Virginia Beach, Virginia, United States
HybridFull Time
Valkyrie Enterprises
Valkyrie Enterprises: A technology and defense-focused enterprise delivering data and AI solutions.
5+ YOEBachelor’s degree in Information Systems, Computer Science, Engineering, Data Analytics, or related field; 5+ years of relevant experience; strong SQL and Python; experience with ETL/ELT pipelines and data platforms.
SQL, Python, Snowflake, Azure
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1mo
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Senior Consultant, Data Engineer
Arlington or Chicago or United States
RemoteFull Time
Lovelytics
Lovelytics: A data consulting firm that modernizes enterprise data and deploys AI solutions into production.
2+ YOEB.S. in Computer Science or equivalent, 2+ years data engineering experience, Databricks expertise required, experience with data warehousing, ETL/ELT, data modeling, client-facing experience, strong communication and problem-solving skills.
Databricks, AWS, Azure, SAP, CI/CD
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3mo
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Senior Data Engineer
Alexandria, Virginia, United States
HybridFull Time
Systems Planning and Analysis
Systems Planning and Analysis: Provides technical and analytical support to national security agencies.
7+ YOEBachelor’s in CS/IS/Data Science; 7+ years in data pipelines/models; BI/semantic modeling; data warehousing/Lakehouse/ETL; strong communication; MDM/Azure experience.
Power BI, Azure, ETL/ELT, MDM, CI/CD, IaC
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4w
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Senior AI Data Engineer
Herndon, Virginia, United States
OnsiteFull Time
Karsun Solutions
Karsun Solutions: Delivers enterprise IT modernization solutions to federal government agencies.
5+ YOEBachelor's in CS/CE/Data Science, 5+ years data engineering experience, 3+ years Databricks, 5+ years Python/PySpark, Airflow, AWS (S3/Glue/Lambda), MLOps and Generative AI integration experience.
Databricks, Delta Lake, Delta Live Tables, Databricks Workflows, Unity Catalog, Python, PySpark, Apache Airflow, LLMs, S3, Glue, Lambda
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2w
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Data Engineer - TS/SCI with Polygraph
Chantilly, Virginia, United States
$221k-$299k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
10+ YOEActive TS/SCI with Polygraph required, 10+ years experience, BS in Computer Science or equivalent, expertise in data engineering, ETL, backend development, cloud, containerization, and CI/CD.
Agile Methodology, Java, Python, Angular, Java Script, Go, Elastic Search, Kafka, Airflow, AWS, Azure, GCP, Docker, Kubernetes, CI/CD
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2w
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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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3w
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Senior Data Engineer
Herndon, Virginia, United States
$150k-$175k/yr HybridFull Time
Dark Wolf Solutions
Dark Wolf Solutions: Provides cybersecurity and software development services to defense agencies.
8+ YOEUS citizen with active Secret clearance; B.S. in Computer Science (or equivalent) and 8+ years experience; strong Python, AWS, SQL/Trino, Apache Spark, dbt, and Kubernetes (Rancher) experience; DevSecOps and TDD practices.
Python, FastAPI, Django, Flask, JavaScript, Node.js, Express, Vue, Svelte, React, Java, Spring Boot, AWS, S3, RDS, EMR, Trino, Apache Spark, dbt, Rancher Kubernetes, Rancher RKE2, AWS EKS, Apache Airflow, HL7, FHIR, Mirth Connect, Great Expectations, OpenAPI, ORM
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1mo
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AI/Data Solutions Engineer TS/SCI (FSP)
Hampton or Annapolis Junction or Alexandria or Chantilly or Washington or Reston or McLean or Herndon or Bethesda or Catonsville or Frederick or Ashburn
$116k-$216k/yr HybridFull Time
IBM
IBMNew York Stock Exchange: IBM: Global technology providing enterprise software, cloud, and consulting.
5+ YOEUS citizen with active TS/SCI clearance and Full Scope Polygraph; Bachelor's in CS/Engineering/Math or equivalent; 5+ years in data science/applied data roles; strong Python and SQL skills; experience with raw data, data pipelines, real-time/streaming data, imagery/computer vision, secure environments, and mentoring junior staff.
Python, SQL, APIs
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