Python Data Engineer Jobs in Halfway, MD, US

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Data Engineer (Expert)

Herndon, Virginia, United States

$147k-$249k/yr OnsiteFull Time

BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.

10+ YOEMinimum 11 years of data engineering experience; Bachelor’s or Master’s in IT or Engineering preferred; experience integrating diverse data streams, data transfer tools, data governance, and Python.

NiFi, Cribl, Splunk, Python, ShellScript, Ansible, AWS, Microsoft Azure

2mo

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2mo

Data Engineer

Chantilly or Herndon

OnsiteFull Time

Bespoke Technologies: Provides engineering and mission support services to national security agencies.

4+ YOE4-7 years in data engineering; Python and SQL; ETL/ELT; REST API integration; cloud platforms (Databricks, Snowflake, AWS S3/Azure Data Lake); knowledge of data governance. Active TS/SCI clearance required.

Python, SQL, REST API, Databricks, Snowflake, AWS S3, Azure Data Lake, Collibra, Airflow, Prefect, Terraform, Kafka

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Data Engineer

Leesburg, Virginia, United States

OnsiteFull Time

Anika Systems: Provides technology solutions and consulting for federal agencies.

5+ YOE5+ years in data engineering; strong ETL/ELT, AWS, Iceberg, XBRL; SQL and Python; CI/CD; U.S. citizenship with potential federal clearance.

AWS, Apache Iceberg, XBRL, SQL, Python, GitHub Actions, Jenkins, Airflow, Lambda, Redshift

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Data Engineer (SME)

Herndon, Virginia, United States

$147k-$249k/yr OnsiteFull Time

BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.

16+ YOE16+ years experience; minimum a bachelor’s or master’s in IT or engineering; experience with data integration, NiFi/Cribl, data standards, data feeds, Splunk, Python.

NiFi, Cribl, Splunk, Python, ShellScript, Ansible

1mo

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1mo

Data Engineer

Winston-Salem, North Carolina, United States

OnsiteFull Time

Allegacy Federal Credit Union: Member-owned cooperative providing personal and business financial services.

Cloud data pipelines, Databricks Delta Lake, PySpark, Spark SQL, Python, SQL, REST APIs, Git, CI/CD, data governance, and financial domain familiarity.

Databricks, Delta Lake, PySpark, Spark SQL, Python, SQL, REST, Git, CI/CD

1mo

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1mo

Data Engineer

Herndon, Virginia, United States

OnsiteFull Time

Altus Consulting: Provides specialized cybersecurity and IT systems engineering services.

2+ YOEDesign, develop, and maintain data pipelines; 2+ years in data engineering; TS/SCI with poly; Bachelor's preferred.

Python, Java, Scala, Apache Spark, Kafka, Airflow, Hadoop, Spark, AWS, Azure, GCP

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Data Engineer (Expert)

Herndon, Virginia, United States

$147k-$249k/yr OnsiteFull Time

BAE SystemsLondon Stock Exchange: BA.: Produces advanced defense, aerospace, and information security systems.

11+ YOE11+ years' experience; data engineering focus; degree in IT or Engineering preferred; experience with data integration, data transfer tools, data standards, and security-aware data management.

NiFi, Cribl, Splunk, Python, ShellScript, Ansible

1mo

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1mo

Data Engineer Senior

Winchester, Virginia, United States

OnsiteFull Time

ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.

Senior data engineer with Java and Python experience; develop data analytics and visual analytics applications using open source, COTS, and GOTS technologies.

Java, Python, High-performance computing, Visualization tools

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Data Scientist/Data Engineer

Herndon, Virginia, United States

OnsiteFull Time

Ardent Principles: Provides specialized technology and program management services to government agencies.

Active TS/SCI with Full Scope Polygraph; strong Python and SQL; experience building data pipelines and dashboards; onsite in Herndon, VA.

Python, SQL, Tableau, Tableau Prep, Excel, PowerPoint

1mo

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1mo

Staff Data Engineer

Arlington or Clarksburg

$145k-$175k/yr RemoteFull Time

Forterra: Develops autonomous ground vehicle systems and software for defense.

6+ YOE6+ years in data engineering/warehousing; expert SQL and Python; Snowflake/Redshift/BigQuery; cloud infra; CI/CD and IaC; MLOps experience.

Snowflake, Redshift, BigQuery, dbt, Airflow, Dagster, Prefect, Python, SQL, Cloud Infrastructure, CI/CD, Infrastructure as Code, MLOps

1mo

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1mo

Senior Data Engineer

Chantilly or Herndon

OnsiteFull Time

Dark Wolf Solutions: Provides cybersecurity and software development services to defense agencies.

15+ YOE15+ years software development; full lifecycle agile; data products with Avro/Parquet; Python; AWS; REST APIs.

Python, AWS, REST APIs, Apache Avro, Parquet, Kubernetes, Airflow, Artificial Intelligence (AI), Rust, Apache Spark, Presto/Trino, Iceberg

1mo

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1mo

Senior Data Engineer

Chantilly or Herndon

OnsiteFull Time

VTG: Provides force modernization and digital transformation for defense agencies.

Active TS/SCI with Poly required; BS in CS/Software Engineering or related field; strong Python, SQL, AWS; ETL, data pipelines; Airflow, Hop; data normalization; independent and collaborative work.

Python, SQL, Apache Airflow, Apache Hop, AWS, Kubernetes

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Senior Data Engineer

Rockville, Maryland, United States

$115k-$130k/yr RemoteFull Time

Capital BankNASDAQ: CBNK: Provides commercial and consumer banking services in Maryland and DC.

6+ YOEBachelor’s degree in Computer Science or Information Systems; 6+ years data engineering; Snowflake/Azure; ETL/ELT; SQL; data lakes/warehouses; Power BI/Tableau/Sisense; secure data transfers; governance.

Azure SQL, Snowflake, Power BI, Sisense, Looker, Tableau, SFTP, Apache Kafka, Apache Spark, Talend, Informatica, GitLab, Azure DevOps, Jenkins, Airflow, Apache NiFi, Azure Data Factory, Python, Java, SQL

1mo

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1mo

Databricks Data Engineer

Ashburn, Virginia, United States

$99k-$225k/yr OnsiteFull Time

Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.

3+ YOE3+ years data engineering experience; 3+ years Databricks/Spark/Python; 3+ years SQL; cloud experience (Azure, AWS, or GCP); data pipelines and governance; Bachelor’s degree or 8+ years IT experience in lieu of degree; ability to obtain Public Trust.

Databricks, Python, PySpark, SQL, Apache Spark, Azure, AWS, GCP, Delta Live Tables, Power BI

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1LMX PPM UDE-Starburst Data Engineer / Software Engineer, Sr

Bethesda or Fort Worth or Littleton or Orlando

$93k-$186k/yr RemoteFull Time

Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.

3+ YOE3+ years in data engineering or DevSecOps; Starburst/Trino; Linux scripting; cloud platforms; Kubernetes/Docker; Terraform; Python; data security and governance; US Citizenship required.

Starburst Enterprise, Trino, Presto, Linux, Ansible, Iceberg, Hive, AWS, Azure, Kubernetes, Docker, Terraform, Python

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Data Engineer

Carlsbad or Marlborough or Tempe or Germantown or Duluth

$141k-$222k/yr HybridFull Time

ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.

4+ YOETypically requires 4+ years with a Master’s in CS/CE or 6+ years with a BS, or 8+ years without a relevant degree; strong Java, Python, SQL; Airflow; cloud tech; agile/devops; travel up to 10%.

Java, Python, SQL, Airflow, Google Cloud Platform, Go, Snowflake, BigQuery, Postgres, MySQL, Oracle

2mo

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2mo

Data Engineer - Training Pipelines & Inference

Ashburn, Virginia, United States

$98k-$159k/yr OnsiteFull Time

Howard Hughes Medical Institute: Funder and conductor of basic biomedical research and education.

3+ YOE3+ years in data mining, model training, and inference; experience building scalable data pipelines and multi-node GPU training/inference systems; Python experience; knowledge of microscopy data is a plus.

Python, R, PyTorch, JAX, Kubernetes, AWS SageMaker, Google Vertex AI, HF Inference, Zarr, Parquet, HDF5, webdataset

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Senior Data Engineer - Knowledge Graphs

Annapolis Junction or Herndon or Reston

$135k-$216k/yr HybridFull Time

Peraton: National security and mission-critical government technology services provider.

12+ YOEBS/MS/PhD with extensive data engineering and knowledge graph experience; strong Python/SQL; graph/semantic tooling; RDF/graph databases; experience with NLP or semantic parsing; US citizenship.

Python, SQL, JavaScript, TypeScript, Neo4j, Neptune, GraphDB, RDF, SPARQL

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Senior Data Engineer (Elastic)

Herndon or Westminster

$145k-$215k/yr OnsiteFull Time

Vantor: Providing AI-powered spatial intelligence and high-resolution Earth observation.

14+ YOESenior data engineer with Elastic, TS/SCI with CI poly, 14+ years experience, US citizen, on-site in Herndon VA or Westminster CO, technical degree or equivalent.

Elastic Stack, Elasticsearch, Logstash, Kibana, Beats, Python, Bash, Java, R

2mo

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2mo

Staff Data Engineer (TS/SCI with Full Scope Polygraph) {S}

Herndon, Virginia, United States

HybridFull Time

ARKA Group: Develops advanced satellite sensors and software for national security.

6+ YOETS/SCI with Full Scope Polygraph; Bachelors in data science/CS/AI; 6+ years in data engineering/science; Python data pipelines; Git; relocation benefits possible

Python, NumPy, Pandas, Polars, Git, Docker, AWS, Spark, PySpark, Linux

1mo

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1mo

Junior Data Analytics Engineer

Ashburn, Virginia, United States

OnsiteFull Time

IT-Strat: Provides cybersecurity and IT solutions for federal government agencies.

1+ YOEBachelor's degree in computer science or related field; 1+ year SQL; 1+ year BI tool experience; NACLC clearance; AWS familiarity; data warehousing concepts.

SQL, Power BI, Tableau, Qlik, Databricks, Oracle, Python, Pandas, PySpark, AWS, S3, EMR, Redshift, Glue

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Data Engineer

Carlsbad or Germantown or Englewood or Tempe

$136k-$253k/yr OnsiteFull Time

ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.

5+ YOE5+ years software development with Java/Scala/Python/C/C++. SQL knowledge. Linux, Docker, Git/CI-CD. Cloud (AWS/GCP/Azure). BS in a related field.

Java, Scala, Python, C/C++, Linux, Docker, Git, CI/CD, PostgreSQL, MySQL

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Data & Automation Engineer (Q Clearance)

Herndon, Virginia, United States

RemoteFull Time

ShorePoint: Provides cybersecurity and risk management services for federal agencies.

3+ YOE3+ years experience; Python and PowerShell; SharePoint Online/Microsoft 365; data migration; DOE Q or equivalent Top Secret clearance; bachelor/associate degree options plus experience; AI capabilities interest.

Python, PowerShell, SharePoint Online, Microsoft 365, Azure

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Data Architect

Ashburn, Virginia, United States

$121k-$266k/yr HybridFull Time

CACINYSE: CACI: Provides information technology and professional services to government clients.

10+ YOE10+ years in data architecture/engineering, data science, data analysis; strong SQL; DBMS (PostgreSQL/Oracle/MySQL); NoSQL (DynamoDB/MongoDB/Cassandra/Couchbase); cloud DB services (AWS RDS, GCP SQL, Azure SQL); ETL; programming (Java/Python/C#); Kafka; data modeling; security; cross‑functional collaboration.

PostgreSQL, Oracle, MySQL, DynamoDB, MongoDB, Cassandra, Couchbase, Kafka, AWS RDS, Google Cloud SQL, Azure SQL Database, ETL, Java, Python, C#

2mo

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2mo

Staff Data Engineer (TS/SCI with Full Scope Polygraph) {S}

Herndon, Virginia, United States

HybridFull Time

ARKA: Develops advanced optical systems and space-based sensing technologies.

6+ YOESix+ years of data engineering/science experience; TS/SCI with Full Scope Poly; BS in data science, AI/ML, CS or related; experience building data pipelines and Python data ecosystems; version control proficiency.

Python, NumPy, Pandas, Polars, Git, GitLab, Bitbucket, Docker, Kubernetes, AWS, Spark, Pyspark, CUDA

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Traveling VDC Engineer - MSG - Data Centers

Buffalo or Herndon or Raleigh or Atlanta or Huntsville

$115k-$180k/yr HybridFull Time

Turner Construction: Manages and constructs large-scale commercial and infrastructure projects.

4+ YOE4+ years in Virtual Design & Construction (VDC) or related tech; Bachelor's in engineering/architecture; BIM, scripting (Dynamo/Python); strong collaboration and communication.

Autodesk Navisworks Manage, Revit, AutoCAD, Construction Cloud (ACC), Dynamo, Python, Lumion, Twinmotion, Autodesk ReCap, Unreal, Unity

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Data Scientist, Ai Infrastructure and MCP (onsite)

Grand Island or San Marcos or Oceanside or San Clemente or Rockville or Escondido or Sparks or Buffalo or Baltimore

$88k-$116k/yr OnsiteFull Time

Thermo Fisher ScientificNYSE: TMO: Sells equipment and chemicals for scientific research and healthcare.

2+ YOE2+ years software engineering; Python APIs; data fundamentals; problem solving; cross-functional collaboration.

Python, APIs, PyTorch, TensorFlow, Hugging Face, LangChain, Vector databases, AWS

1mo

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1mo

Data Scientist

Ashburn, Virginia, United States

HybridFull Time

Vastly AI: Provider of custom AI, machine learning, and IT solutions.

2+ YOE2+ years experience building ML models; proficient in Python, R, Scala, Java; SQL; degree in math/ statistics/ CS/ engineering; ability to obtain public trust; US citizenship; hybrid on-site Ashburn, VA.

Python, R, Scala, Java, SQL, SAS, SPSS Modeler, WEKA

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AI & Data Science Intern

Gaithersburg, Maryland, United States

OnsiteInternship

Diaconia: Provides secure IT modernization and engineering for government agencies.

0+ YOEEnrolled in Bachelor's/Master's/PhD in data science, CS, statistics, math, engineering; GPA 3.2/4.0; Python and DS libraries; SQL; strong communication.

Python, pandas, NumPy, scikit-learn, Matplotlib, Seaborn, PyTorch, TensorFlow, Hugging Face Transformers, LangChain, AutoGen, MLflow, SageMaker, Vertex AI, Tableau, Power BI, Plotly Dash

2mo

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2mo

Machine Learning Engineer

Herndon, -, United States

OnsiteFull Time

J5 Consulting: Provides cybersecurity and cloud engineering services for government agencies.

Experienced ML engineer with SQL/ETL, APIs, Python/Java/Scala, AWS, Hadoop, data visualization, and ML/AI tools experience.

SQL, Python, Java, Scala, ETL, APIs, AWS, Hadoop, Tableau, Bluescape, SharePoint, Tableau

1mo

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1mo

Senior Software Engineer (Big Data)

Herndon, Virginia, United States

OnsiteFull Time

KDA Consulting: Provides IT engineering and cloud services for intelligence missions.

TS/SCI clearance with polygraph preferred; BS in CS/Engineering or related field; strong full stack development; big data tech (Hadoop, Spark, Kafka); Java/Python/C#; APIs and microservices; strong problem-solving; able to work independently (IC)

Java, Python, C#, Hadoop, Apache Spark, Kafka, APIs, Microservices, REST

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Defense Medical Data Architect

Fort Detrick, Maryland, United States

$142k-$163k/yr OnsiteFull Time

Ripple Effect: Provides professional consulting and scientific support to federal agencies

8+ YOEBachelor’s in data science/CS/related field; 8+ years data architecture/engineering; 3+ years leading projects; 4+ years in military medical logistics; Secret clearance; experience with DoD data systems and analytics tools.

Tableau Prep, Tableau Desktop, Power BI, Python, SQL, Office 365

2mo

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2mo

Artificial Intelligence Engineer

Herndon, Virginia, United States

$78k-$176k/yr HybridFull Time

Booz Allen HamiltonNYSE: BAH: Provides management consulting and technology services to government agencies.

3+ YOE3+ years data science/analytics, Python, experience with LLMs (Claude/GPT), ML, data visualization, reporting; TS/SCI with polygraph; BS in Computer Science.

Python, Tableau, SQL, LLMs, NLP, Generative AI

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Palantir / Maven Product Engineer (Mid-Level)

Herndon, Virginia, United States

OnsiteFull Time

NetCentrics: Secures government infrastructure through cybersecurity and IT services.

6+ YOE4–8 years in software or data engineering; strong Python/Java/Scala/Go; distributed systems and cloud-native architectures; active Secret clearance; TS/SCI eligibility.

Python, Java, Scala, Go, AWS, Kubernetes

2mo

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2mo

Sr Applications Database Engineer/Applications System Administrator

Rockville, Maryland, United States

$90k-$110k/yr OnsiteFull Time

Chickasaw Nation Industries: Provides professional services and manufacturing for federal agencies

Senior AI/ML engineer with healthcare data expertise (HL7/FHIR), cloud (AWS), Python/R/Java, GenAI, LangChain; experience with NLP/CV and HIPAA compliance.

Python, R, Java, AWS, Docker, Kubernetes, PyTorch, TensorFlow, scikit-learn, HL7, FHIR, LangChain, VectorDBs, RAG

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Traveling VDC Engineer - MSG - Data Centers

Buffalo or Herndon or Raleigh or Atlanta or Huntsville

$115k-$180k/yr HybridFull Time

Turner Construction: Provides commercial construction management and general contracting services.

4+ YOEBachelor’s degree in VDC or related field with 4+ years of experience; proficient in BIM/VDC tools; able to read drawings; strong communication; travel as required.

Autodesk Navisworks Manage, Revit, AutoCAD, Construction Cloud (ACC), Dynamo, Python, Lumion, Twin Motion, Autodesk ReCap, Unreal, Unity

1mo

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1mo

Actuarial Developer

Frederick, Maryland, United States

$108k-$148k/yr RemoteFull Time

Banner Life: Provides life insurance and retirement risk management services.

5+ YOE5+ years actuarial experience in life insurance/valuation; data/tech skills; Python/R/Spark; SQL/NoSQL; cloud (AWS/Azure); BS/BA in related field; SOA associate certification.

Azure, Databricks, Git, SQL, NoSQL, Python, R, Spark

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Contract EV Quality Engineer (Ashburn, VA, US, 20147)

Ashburn, Virginia, United States

OnsiteContract

Volkswagen GroupFrankfurt Stock Exchange: VOW3: Global manufacturer of motor vehicles and automotive financial service provider.

5+ YOE5+ years post-undergrad data analysis experience; BS in Engineering or Computer Science; proficient in Python and SQL; EV/charging domain knowledge; strong communication; willing to travel up to 10%.

Python, SQL, Jira, Salesforce, Confluence, Alteryx, Excel

1mo

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1mo

Lead ETL Engineer (Expert)

Sterling, Virginia, United States

OnsiteFull Time

Nightwing: Provides advanced cyber and intelligence solutions for national security.

6+ YOEBachelor’s degree or equivalent experience; 6-8 years in Linux, OO programming (Python preferred), cloud platforms (AWS, Azure/Google), large-scale ETL, SQL, data warehousing, scripting, and Git.

Python, SQL, AWS, Informatica, Talend, SSIS, AWS Glue, Azure Data Factory, Git, Bash, PowerShell, Hadoop, Spark, Solr, Elasticsearch, Docker, CI/CD, Cloudera