PromotedHiringCafe
Founding Machine Learning / AI Search Engineer
Cupertino, CA, US
$160k-$310k/yr On-SiteFull Time
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
1mo
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Data Engineer
Reston or Chantilly
OnsiteFull Time
5+ YOEDesign, develop, and maintain data solutions; automate and optimize data products; perform statistical analysis; combine diverse data sources; write production-quality code. Requires BS in STEM and 5+ years relevant experience.
Python, Microsoft Excel, AWS
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
1mo
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Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
2+ YOE2+ years software development; Python/Java; strong SQL; Big Data ingestion/ETL; REST APIs; Airflow; Linux; JDK/J2EE/Spring.
Python, Java, SQL, Apache Airflow, REST, Linux, JDK, J2EE, EJB, JDBC, Spring
1mo
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Data Engineer
Springfield, Virginia, United States
$60k-$180k/yr OnsiteFull Time
10+ YOEActive TS/SCI clearance; BS/MS in CS/Engineering or related field; 10+ years in data engineering or software development; strong Python (pandas, PySpark, FastAPI); cloud experience (AWS/Azure); Kafka, Airflow; database internals; data governance and AI/ML integration.
Python, Pandas, PySpark, FastAPI, AWS, Azure, Kafka, Airflow, PostgreSQL, MySQL, ElasticSearch, DynamoDB, Redis, S3, Lambda, Glue, Step Functions, Redshift, BigQuery, Kubernetes, Docker
2w
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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
2mo
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Data Engineer
Chantilly, Virginia, United States
$78k-$176k/yr OnsiteFull Time
Architect, develop, and optimize scalable data pipelines; TS/SCI with polygraph; BS in CS/Engineering; AWS RDS/Aurora; NiFi, Python, Scala; SQL, PostgreSQL, Kafka; Kubernetes/ArgoCD; monitoring tools.
NiFi, Python, Scala, SQL, PostgreSQL, Kafka, Kafka Connect, Kafka Streams, AWS RDS, Aurora, Kubernetes, Helm, ArgoCD, Grafana, Prometheus, Elasticsearch
1mo
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Data Scientist/Data Engineer- Mid
Charlottesville, Virginia, United States
$111k-$117k/yr OnsiteFull Time
3+ YOEU.S. citizen with TS/SCI+CI polygraph, 3+ years coding in Python/Java and data application development, experience with PostgreSQL/SQL, ML/ETL, and leading data solutions.
Microsoft Power BI, Tableau, R, Python, SQL, PostgreSQL, Java, GitHub, AWS, Microsoft Azure, Google Cloud, Streamlit, Tkinter
3mo
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Data Engineer
Herndon, Virginia, United States
OnsiteFull Time
Active TS/SCI with polygraph; bachelor's in CS/engineering; experience in data engineering, AWS data services, SQL, Python; large-scale data and analytics.
AWS, SQL, Python, S3, Glue, Redshift, Lambda, EMR, Kinesis
2d
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Data Engineer
Sterling or Aurora
$105k-$135k/yr HybridFull Time
5+ YOE5+ years data engineering experience with Azure data services, ETL/ELT, strong SQL, data modeling, Microsoft Fabric and Power BI experience, and stakeholder collaboration skills.
Microsoft Azure, Microsoft Fabric, Azure Data Factory, Power BI, SQL, HCSS, Sage, CRM
1w
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Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
3+ YOE3+ years data engineering experience, strong Python and SQL skills, ETL and data integration experience, familiarity with Palantir and cloud/big-data tools, strong analytic and communication skills.
Python, SQL, Palantir, Apache Spark, Hadoop, AWS, Azure, GCP, Apache Airflow, Prefect
3w
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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
Chantilly, Virginia, United States
$78k-$176k/yr OnsiteFull Time
3+ YOE3+ years designing cloud-native data platforms in AWS, 2+ years designing data lakes/warehouses and cloud migrations, experience building data pipelines, supporting AI/ML and BI, non-relational DBs, software for processing data, team lead experience, TS/SCI with polygraph, Bachelor's in CS.
Amazon Web Services (AWS), PySpark, Spark, Databricks, EMR, GitHub, Python, SQL
3mo
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Data Engineer
Reston, Virginia, United States
HybridFull Time
5+ YOEBachelor’s in CS/Engineering or equivalent; 5+ years data engineering in cloud; SQL and Python/Rust/Java; data pipelines (Kafka, Flink, Beam, Spark); data stores for AI; Google Cloud certs; US citizen.
Python, SQL, Kafka, Flink, Beam, Spark, Airflow, Google Cloud Platform, BigQuery, Dataflow, Pub/Sub, Cloud Composer, PostgreSQL, Firestore, MongoDB, Neo4j
2w
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Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
3+ YOEMust be fully cleared with a recent polygraph and work fully onsite. Requires 3+ years data engineering experience, strong Python and advanced SQL skills, ETL/Palantir experience, API and data integration experience, and data quality/monitoring knowledge.
Python, SQL, Palantir, Palantir Foundry, AWS, Microsoft Azure, Google Cloud Platform (GCP), Apache Spark, Hadoop, Apache Airflow, Prefect
1mo
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DS Data Engineer
Chantilly or Chantilly
OnsiteFull Time
2+ YOEHigh School Diploma or GED with 2+ years in software development; strong SQL/DB; Python/Java; Big Data; REST APIs; ETL; Linux.
Python, Java, SQL, JDK, J2EE, EJB, JDBC, Spring, REST APIs, Apache Airflow, ETL, Linux
3mo
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Data Engineer
Chantilly or Herndon or McLean
OnsiteFull Time
5+ YOEActive TS/SCI with Polygraph; 5+ years in data engineering; BS in CS/Software Eng or related field; strong SQL and cloud data platforms.
SQL, PostgreSQL, MySQL, SQL Server, Apache Spark, Hadoop, Airflow, Informatica, AWS, Azure, GCP, Python, Scala, Java, Snowflake, Redshift, BigQuery, data modeling, star schema, snowflake schema
2d
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Data Engineer
Springfield or Fairfax
$110k-$165k/yr HybridFull Time
2+ YOEUS citizen able to obtain TS/SCI, Bachelor’s in a related field, 2+ years data engineering experience, advanced proficiency with Python,Pyspark and/or SQL, data parsing, ETL, and database principles.
Python, Pyspark, SQL, Databricks, Amazon Web Services, Microsoft Azure
2w
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Data Engineer
Hanover or Chantilly
OnsiteFull Time
3+ YOETop Secret clearance, Bachelor’s degree, 3+ years data engineering experience, IAT II (CompTIA Security+), ServiceNow data integration experience, proficiency with SQL and Python, REST/SOAP APIs, and Linux; federal experience preferred.
ServiceNow, SQL, Python, REST, SOAP, Linux, Microsoft Azure, AWS, IntegrationHub, Flow Designer, Import Sets, Transform Maps, CMDB, CSDM
3mo
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Palantir Data Engineer
Chantilly, Virginia, United States
$96k-$192k/yr OnsiteFull Time
4+ YOE4-7+ years in Python, Palantir Foundry/Pipeline/Workshop, TypeScript; ETL development; cloud/on‑prem data processing; data engineering tooling.
Palantir Foundry, Palantir Pipeline Builder, Palantir Workshop, Python, TypeScript, SQL, Spark, ElasticSearch, NiFi
2mo
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Data Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Active TS/SCI with Polygraph; strong SQL, Python, PySpark; AWS; Linux; ETL; data ingestion/transform; quick learner; good communicator.
SQL, Python, PySpark, AWS, Linux, APIs, Geospatial tools, ETL
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