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98 principal data engineer jobs at 44 companies in Washington, DC

3mo
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Principal Data Engineer – Mission Data Pipelines
Reston, Virginia, United States
$200k-$275k/yr HybridFull Time
Galaxia Technologies
Galaxia Technologies: Provides specialized engineering services for national security missions.
9+ YOE9+ years experience with a CS/engineering/IT field; 7+ with a Master’s or 4+ with a PhD; 7+ in DoD/IC environments; strong data pipelines/ETL; JSON/XML/CSV; TS/SCI/SAP access with polygraph.
Apache NiFi, Apache Airflow, Python, Pandas, NumPy, REST
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3w
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Principal Data Engineer, People Data
Bellevue or Chicago or San Francisco or Washington
$197k-$271k/yr HybridFull Time
Okta
OktaNASDAQ: OKTA: Provide secure identity management and authentication for enterprises.
10+ YOE10+ years data engineering experience; expert SQL, ETL/ELT, MPP databases, AWS services; HR/People data experience; experience with batch and realtime pipelines, lakehouse architectures, and data quality frameworks.
SQL, Airflow, dbt, Snowflake, Redshift, Amazon S3, AWS Lambda, EMR, ECR, EKS, Workday, Spark, Kafka, Databricks, Iceberg, Delta
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2mo
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Principal Data Engineering - Remote
Minneapolis or Washington
$113k-$193k/yr RemoteFull Time
UnitedHealth Group
UnitedHealth GroupNYSE: UNH: Provides health insurance and technology-enabled health care services.
8+ YOESenior data engineer designing and building cloud-based data platforms and pipelines; 8+ years of experience; hands-on with cloud platforms; SQL/Python; ETL/ELT; data warehousing; CI/CD; security/compliance.
GCP, AWS, Azure, Databricks, Snowflake, Terraform, DBT, Great Expectations, Cloud Storage
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2mo
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Principal Consultant, Data Engineer
Arlington or Chicago or Remote
$150k-$170k/yr RemoteFull Time
Lovelytics
Lovelytics: A data analytics consulting firm delivering data warehousing, ETL, and SAP integrations for enterprise clients.
3+ YOE5+ years data engineering, ETL, data warehousing; SAP data experience; Databricks; cloud (AWS/Azure); client-facing; strong communication.
Databricks, AWS, Azure, ETL, ELT, SAP, S/4HANA, SAP HANA
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1w
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Senior Principal, Data Center Engineering
Denver or Alexandria or Mercer Island
$175k-$215k/yr OnsiteFull Time
Fleet Data Centers
Fleet Data Centers: Designs, builds, and operates mega-scale hyperscale data center campuses.
10+ YOEBachelor's in engineering/architecture,10+ years engineering experience with 8+ in hyperscale data center design,PE preferred,experience leading multi-site projects,strong communication and technical synthesis skills.
AWS, Microsoft Azure, Google Cloud, Oracle Cloud, Meta
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2mo
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Principal Software/Data Engineer
Laurel, Maryland, United States
OnsiteFull Time
Themis Insight
Themis Insight: Provides technical consulting and data analytics for national security.
19+ YOEExtensive software engineering experience; TS/SCI with polygraph; cloud infrastructure experience; strong Linux and Python; IT management understanding.
OpenStack, Linux, Python, Cloud infrastructure, COTS, GOTS
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Principal Software Engineer
Washington, District of Columbia, United States
$152k-$229k/yr RemoteFull Time
Recorded Future
Recorded Future: Provides AI-driven threat intelligence to protect organizations from cyberattacks.
5+ YOE5+ years in data/backend/platform engineering; strong Python; cloud infra; Kafka/RabbitMQ; SQL/NoSQL; CI/CD; IaC; data pipelines; security data domain interest.
Python, Go, Rust, Cloud infrastructure, Kafka, RabbitMQ, PostgreSQL, MongoDB, Elasticsearch, Delta Lake, AWS Neptune, Neo4j, Flask, Django, FastAPI, CI/CD, GitHub Actions, Terraform, Infrastructure as Code
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14h
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Principal Data Architect/Engineer - R&S
Washington, District of Columbia, United States
OnsiteFull Time
Federal Reserve Board of Governors
Federal Reserve Board of Governors: The central bank of the United States.
8+ YOEBachelor's degree and 8+ years of data engineering or architecture experience. Requires advanced SQL, Python, R, relational databases, ETL/ELT, scalable data systems, cloud migration, CI/CD, and data governance expertise.
SQL, PostgreSQL, Microsoft SQL Server, MySQL, Python, R, Apache Airflow, Prefect, Dagster, AWS Step Functions, GitLab, GitHub, Linux, AWS, Java, Scala, JavaScript, Perl, JSON, XML, CI/CD, DataOps, NoSQL, Change Data Capture (CDC)
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1w
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Principal Data Center Facilities Engineer
Ashburn, Virginia, United States
$102k-$210k/yr OnsiteFull Time
Oracle
OracleNYSE: ORCL: Provides cloud infrastructure and enterprise software for global businesses.
3+ YOE3+ years data center or facilities engineering experience; incident management, commissioning, and technical reporting skills; ability to support critical infrastructure and drive operational improvements.
computational fluid dynamics (CFD)
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1mo
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Data Center BESS Principal Engineer
Arlington or Alpharetta or Houston
HybridFull Time
Fluence
FluenceNasdaq: FLNC: Provides energy storage systems and optimization software for renewables.
10+ YOESenior electrical/mechanical engineer with 10+ years in energy storage or electrical infrastructure, master's in electrical engineering required, PE preferred, proven track record closing complex B2B transactions, expertise in data center power, controls, modeling (PSCAD, EMT/RMS), and strong communication skills.
PSCAD, EMT/RMS
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1mo
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Senior Principal, Data Engineering
Arlington or O'Fallon
$212k-$390k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Design, build, and operate enterprise-scale cloud-native data platforms across AWS and Azure; hands-on Spark/PySpark and Python experience; Infrastructure-as-Code and CI/CD; strong cloud security and data governance expertise.
AWS S3, Amazon EC2, AWS Lambda, AWS Glue, Amazon Redshift, Amazon EMR, Amazon Athena, AWS Lake Formation, Databricks, Azure Data Factory, Azure Synapse, Azure Fabric, Azure Data Lake, Terraform, CloudFormation, Bicep/ARM, Azure DevOps, GitLab CI/CD, Spark, PySpark, Python, Bash, PowerShell, Docker, Kubernetes, ECS, AKS, CloudWatch, Azure Monitor, ELK, Grafana
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1mo
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Principal Data Engineer, Operations Manager II (NCS) - Mayor's Office of Performance and Innovation
Baltimore, Maryland, United States
$107k-$177k/yr OnsiteFull Time
City of Baltimore
City of Baltimore: Provides municipal services and public administration for Baltimore, Maryland.
7+ YOEBachelor's in CS/Data Science/Information Systems (or equivalent), 7+ years data engineering experience, proficiency with Python, PostgreSQL, ETL/ELT, data modeling, and collaborative engineering practices.
Python, Pandas, Polars, SQLAlchemy, requests, PostgreSQL, SQL, GitHub, ETL/ELT, CI/CD
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3w
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Principal Marketing Data Ops Engineer II
Bethesda or Getzville or New York City or Beachwood or Indianapolis or Tucson or Tampa or Chicago or Fredericksburg or Melville
HybridFull Time
GEICO
GEICO: Provides vehicle and property insurance services to consumers.
7+ YOE7+ years building data pipelines in Python/Scala, 7+ years SQL with enterprise warehouses, 5+ years ETL/ELT and cloud infrastructure experience (Azure/AWS/GCP); BA/BS preferred.
Python, Scala, SQL, Snowflake, Databricks, Azure, AWS, GCP, Azure Data Factory, Microsoft Dynamics, Statsig, REST API
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1w
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Sr Principal Quality Engineer - Data Analytics
Linthicum, Maryland, United States
$123k-$185k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
4+ YOESTEM degree with 4+ years experience (varies by degree), experience analyzing large datasets, building dashboards, statistical analysis, Power BI/Tableau, Microsoft Excel, strong communication and critical thinking.
Power BI, Tableau, Microsoft Excel, SQL
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3w
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Data Scientist, Principal
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
$182k-$273k/yr HybridFull Time
Ascendiun
Ascendiun: Nonprofit parent overseeing health insurance and clinical service organizations.
8+ YOEAdvanced experience in applied AI/ML and software development, strong Python engineering, hands-on with deep learning and LLM frameworks, experience building production AI applications and leading ML design.
Python, PyTorch, TensorFlow, LangChain, LangGraph, SQL, Spark, Azure, Google Cloud, AWS
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3d
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Payload AI&T Lead Sr. Principal Systems Engineer (AHT)
Linthicum Heights, Maryland, United States
$136k-$204k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
3+ YOEActive U.S. Top Secret clearance with SCI, degree in engineering/technical field with relevant years experience, systems integration and test experience, team leadership, RF data analysis, and coding/script development.
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2mo
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Principal Cybersecurity Engineer
Reston, Virginia, United States
$185k-$277k/yr HybridFull Time
Workday
WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.
9+ YOE9+ years in building GRC platforms; proficient in Python/Go/Java; strong SDLC governance; architecture, data models, API design; leads technical roadmaps; experience automating risk data.
Python, Go, Java, Git, APIs, ETL, Data Modeling, NIST, FAIR
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2mo
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Principal Software Engineer
Annapolis Junction, Maryland, United States
$200k-$280k/yr OnsiteFull Time
GliaCell Technologies
GliaCell Technologies: Software and systems engineering for the intelligence community.
20+ YOETS/SCI with Polygraph clearance; 20 years SWE experience; US citizenship; strong communication; data analytics and leadership.
Java, Python, NiFi, DataXplorer, GMAE, Pig, MapReduce, Spark, Hadoop, Scala
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1mo
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Principal Knowledge & Data Architect
Chevy Chase, Maryland, United States
$175k-$284k/yr HybridFull Time
Howard Hughes Medical Institute
Howard Hughes Medical Institute: Conducts biomedical research and funds scientific education and discovery.
8+ YOEBachelor's degree or equivalent, 8+ years in data engineering/IR/applied ML with 3+ years in production knowledge management; production RAG, knowledge graphs, entity resolution, Python, SQL, vector DBs, and data modeling experience.
Python, SQL, Postgres, pgvector, Pinecone, Weaviate, Qdrant, Neo4j, AWS Neptune, JanusGraph, TigerGraph, Stardog, Cypher, SPARQL, Gremlin, Databricks, dbt, RDFS, OWL, SKOS
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2h
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Principal Engineer Mechanical & Acoustic
Jessup, Maryland, United States
$108k-$185k/yr OnsiteFull Time
Baltimore Aircoil Company
Baltimore Aircoil Company: Manufacturer of evaporative cooling and thermal storage systems.
10+ YOEBachelor's degree in mechanical engineering or related field and 10+ years of engineering experience. Requires expertise in acoustics, vibration, rotating equipment, fans, pumps, airflow analysis, and engineering data interpretation.
Microsoft Excel, Mathcad, MATLAB, Python, CAD, CAE
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