PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
1mo
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Data Engineer
Rockville, Maryland, United States
OnsiteFull Time
Bachelor's in CS/data-related field or equivalent experience; proven data engineering experience with Python, SQL, ETL/ELT, Spark/PySpark, data modeling, data quality, and Git; familiarity with cloud data platforms and biomedical data is a plus.
Python, SQL, Spark, PySpark, Git, Snowflake, Databricks, Posit Connect, R/Shiny, Streamlit, Jupyter, Galaxy, Code Ocean, S3, Postgres, APIs
1mo
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Data Engineer
Herndon, Virginia, United States
OnsiteFull Time
11+ YOE11+ years experience; Bachelor's/Master's in IT or Engineering preferred; experience integrating diverse data streams, NiFi/Cribl, Splunk familiarity, Python, data modeling, ETL, and managing/troubleshooting data feeds.
NiFi, Cribl, Splunk, Python, ShellScript, Ansible, AWS, Microsoft Azure
1mo
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Data Engineer
Herndon, Virginia, United States
OnsiteFull Time
5+ YOE5+ years software development with Python, experience building/maintaining data pipelines and ETL, Git/GitHub, Bash/Linux, common data formats, data validation and quality controls, and active TS/SCI with Poly required.
Python, Git, GitHub, JSON, XML, CSV, Bash, Linux, Elasticsearch, Kibana, AWS Lambda, EC2, S3
3mo
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Data Scientist
Chantilly or Herndon or McLean
OnsiteFull Time
5+ YOEActive TS/SCI with Poly; 5+ years in data science; degree in data science, CS, stats, math; proficiency in Python/R; ML frameworks; SQL; visualization; cloud.
Python, R, Scikit-learn, TensorFlow, PyTorch, SQL, Tableau, Power BI, Matplotlib, Seaborn, AWS, Azure, GCP
1mo
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Data Scientist
Sterling or United States
OnsiteFull Time
Bachelor's degree; experience with SQL, Python, R; data integration and modelling; CBP public trust or Top Secret clearance.
SQL, Python, R, DataRobot, Senzing
1mo
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Data Scientist
McLean or Reston or Herndon or Chantilly
$50k-$290k/yr OnsiteFull Time
The Swift Group: Providing engineering and cybersecurity services for national security missions.
5+ YOEUS citizen with active TS/SCI + Polygraph; 5+ years in data engineering/analysis; strong Python, SQL/PostgreSQL (RDS), AWS data services, Tableau/Power BI, Git, Jira, Docker, and Apache Airflow experience.
RDS for PostgreSQL, PostgreSQL, Tableau, Power BI, Python, Git, Jira, Docker, Apache Airflow, AWS, AWS Cloud Data Migration Services
2mo
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Enterprise Data Engineer
Herndon or Cleveland or California or Colorado or Hawaii or Illinois or Maine or Maryland or Massachusetts or Minnesota or New Jersey or New York or Vermont or Virginia or Washington or District of Columbia
$112k-$222k/yr OnsiteFull Time
3+ YOE3+ years data engineering experience; strong Python and SQL; experience with Palantir or other ETL platforms; data integration, ETL, transformation, and data quality skills; active TS/SCI with Poly required.
Python, SQL, Palantir, AWS, Azure, GCP, Apache Spark, Hadoop, Apache Airflow, Prefect
3w
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Enterprise Data Engineer
Herndon, Virginia, United States
OnsiteFull Time
3+ YOEActive Poly clearance required. 3+ years data engineering experience with Python and SQL, ETL/Palantir experience, data integration from APIs/databases/files, data quality/validation expertise, and strong communication skills.
Python, SQL, Palantir, AWS, Azure, GCP, Apache Spark, Hadoop, Apache Airflow, Prefect
1w
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Data Scientist - Mid
Denver or Springfield or Sterling or St. Louis
$69k-$142k/yr OnsiteFull Time
4+ YOEBachelor's in a quantitative field required, 4+ years data science experience, proficiency with Python or R and SQL, experience with statistical methods, data visualization, and TS/SCI clearance with polygraph.
Python, R, SQL, matplotlib, Tableau, ArcGIS, QGIS, GeoPandas, SAFe
2mo
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Data Architect - R01565081
Virginia Beach or Ashburn
$150k-$160k/yr OnsiteFull Time
7+ YOE7+ years in data architecture, cloud data engineering, BI, or analytics; strong client-facing; expert in Snowflake, dbt, Power BI, SQL, Azure, Dagster, Fivetran, and Python.
Snowflake, dbt, Power BI, SQL, Azure, Dagster, Fivetran, Python
3w
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Data Engineer
Herndon, Virginia, United States
HybridFull Time
4+ YOE4+ years data engineering experience; strong Python and SQL; ETL/ELT pipeline development; cloud familiarity; Bachelor's degree required; ability to obtain Secret clearance; relevant certifications preferred.
Python, SQL
1mo
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Data Engineer
Fairfax or Ashburn
$145k-$160k/yr HybridFull Time
3+ YOEUS citizen able to obtain Public Trust; Bachelor's in STEM required; 3+ years data engineering or related experience; working knowledge of Python and/or SQL; familiarity with Airflow, Spark, or AWS Glue; strong communication skills.
Apache Airflow, AWS Glue, Apache Spark, Kafka, Python, SQL, SharePoint, Confluence, GitLab, AWS, Microsoft Azure, Google Cloud Platform (GCP)
1w
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Data Scientist - Mid
Denver or St. Louis or Sterling or Springfield
$69k-$142k/yr OnsiteFull Time
4+ YOEBachelor's or equivalent,4+ years data science experience,proficiency in Python or R and SQL,statistics and visualization experience,TS/SCI clearance with polygraph willingness.
Python, R, SQL, matplotlib, Tableau, ArcGIS, QGIS, GeoPandas
3w
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Senior Data Scientist
Kearneysville, West Virginia, United States
$133k-$169k/yr HybridFull Time
9+ YOEDoD 8570 IAT Level II cert, active Secret clearance, 9+ years experience, Python and SQL expertise, experience building ML models and large-scale data pipelines, data governance knowledge, and familiarity with Jira or Azure DevOps.
Python, SQL, Jira, Microsoft Azure DevOps, Kubernetes, Docker, GIS, DISA STIGs
1mo
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Senior Data Scientist
Sterling, Virginia, United States
$152k-$206k/yr HybridFull Time
10+ YOEBachelor of Science, 10+ years related experience, current Secret clearance, US citizenship required. Strong Python, ML, data modeling, SQL, Windows/Linux skills; excellent communication and documentation.
Python, SQL, Windows, Linux
2w
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Manufacturing Data Scientist
Dallas or Frederick or Joplin or Phillipsburg or Tuscaloosa
OnsiteFull Time
4+ YOEBachelor's in a quantitative field, 4+ years related experience, proficiency in Python and SQL, experience with ML on tabular/time-series data, applied statistics/Six Sigma knowledge, production deployment and MLOps experience.
Python, SQL, AVEVA, OSIsoft PI, OPC UA, MQTT, MLflow, Docker, Evidently, NannyML, Azure Machine Learning, Databricks, LangGraph, Microsoft Agent Framework, Model Context Protocol (MCP), PyTorch, TensorFlow, XGBoost, LightGBM, Spark, PySpark, Delta Lake, dbt, Polars, DuckDB, Minitab, JMP
4d
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AI Data Scientist
Ashburn, Virginia, United States
OnsiteFull Time
5+ YOE5+ years experience in data science with expertise in ML, LLMs/NLP, deep learning, statistics, AWS analytics, Python/R and SQL; BS required, MS preferred; strong visualization and stakeholder communication skills.
TensorFlow, PyTorch, Scikit-learn, XGBoost, Tableau, QuickSight, Power BI, QlikView, D3.js, EMR, Redshift, SageMaker, Comprehend, Glue, S3, Python, R, SQL
1mo
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Data Platform Administrator
Rockville, Maryland, United States
$62k-$72k/yr HybridFull Time
5+ YOEBachelor's or equivalent, 5+ years data engineering/platform administration experience, strong Microsoft Azure and Microsoft Fabric skills, SQL and data pipeline/ETL/ELT expertise, data modeling and governance knowledge, Python/Spark/CI/CD familiarity, strong communication.
Microsoft Fabric, Microsoft Azure, OneLake, SQL, Python, Spark, CI/CD pipelines, infrastructure-as-code
1mo
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Data Engineer – Senior
Herndon, Virginia, United States
$140k-$180k/yr RemoteFull Time
8+ YOEActive MBI and U.S. citizenship; 8+ years cloud data engineering, 3–5 years Databricks, Databricks and AWS certifications, Python/PySpark/SQL, Delta Lake/medallion architecture, tenant onboarding and federal security compliance (NIST/FISMA/FedRAMP).
Databricks, Unity Catalog, Delta Live Tables, Auto Loader, Genie, Delta Lake, CDC, Python, PySpark, SQL, S3, IAM, VPC, CloudWatch, Glue, Athena, Terraform, GitHub Actions, Microsoft Azure DevOps, Kafka, MSK, dbt, Great Expectations, Splunk, Datadog, Collibra, Alation, AWS Lake Formation
1mo
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Product Data Architect - Evinova
Gaithersburg, Maryland, United States
$166k-$217k/yr HybridFull Time
8+ YOEBachelor's in CS or related, 8+ years in data/platform architecture, strong data modeling, Python, SQL/NoSQL, ETL/data-pipeline experience, product-level architectural ownership, and cross-team collaboration.
Python, SQL, NoSQL, ETL, LLM, RAG