75 junior data engineer jobs at 39 companies in Centreville, MD
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Junior Data Engineer (Faculty Specialist)
College Park or United States
$80k-$100k/yr RemoteFull Time
B.S. in Computer Science or related field; experience with Python/Java ETL, SQL, database administration, and production DB maintenance; familiarity with non-relational stores, geospatial data, Linux, and cloud platforms.
Python, Java, SQL, PostgreSQL, PgBouncer, Cassandra, Hadoop, Spark, Iceberg, Sedona, PostGIS, Linux, Red Hat Enterprise Linux (RHEL), Bash, Git, Jira, Confluence, Bitbucket, AWS, GCP
1mo
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Junior Software Data Engineer
Fort Meade, Maryland, United States
$104k-$166k/yr OnsiteFull Time
2+ YOEBachelor's in engineering/CS/math + 2 years software engineering (or Master's/PhD with 0 years, or 6 years experience with HS diploma); experience with prompt engineering and RAG; active TS/SCI with polygraph required.
Prompt Engineering, retrieval-augmented generation (RAG), LLMs
1mo
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Junior Software Data Engineer
Fort Meade or Jessup
$104k-$166k/yr OnsiteFull Time
0+ YOETS/SCI with polygraph required. Bachelor's in CS/Engineering/Math + 2 years software engineering OR Master's/PhD with 0 years OR 6 years experience with HS. Experience with prompt engineering and retrieval-augmented generation (RAG).
Prompt Engineering, retrieval-augmented generation (RAG), AI/ML frameworks, LLMs
1w
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AI, ML and Data Science Engineer Junior
Columbia, Maryland, United States
$89k-$119k/yr OnsiteFull Time
Up to 3 years of experience, a bachelor's degree, and an active security clearance. Supports data science work involving analytics, predictive modeling, big data, programming, and data governance.
Apache Ambari, MapReduce, Spark, Resilient Distributed Dataset, Java, Zookeeper, Knox, IBM BigInsights, Apache Hadoop, SQL, RDBMS, Python, Big SQL, BigSheets, Big R, Text Analytics, GPFS, HDFS, Platform Symphony, Open Source, R, POSIX, Yarn, Sqoop, Flume, JSON, XML, NoSQL, HBase, Pig, Hive, Oozie, Apache Solr, JSqsh, Data Server Manager, AQL, Neural Net
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Managed Services - Data Engineer - Experienced Associate
Phoenix or Indianapolis or Grand Rapids or Raleigh or Charlotte or Jacksonville or Cincinnati or Cleveland or Columbia or Kansas City or Columbus or Dallas or Las Vegas or Little Rock or Baltimore or Richmond or Louisville or Sacramento or Birmingham or St. Louis or Albany or Tampa or Atlanta or Toledo or Tulsa or Austin or Miami or Milwaukee or Minneapolis or Denver or Des Moines or Nashville or Detroit or New Orleans or Buffalo or Oklahoma City or Fort Worth or Greensboro or Pittsburgh or Houston
$63k-$140k/yr OnsiteFull Time
1+ YOEBachelor's degree, 1+ years' experience, proficiency with Python, Java, SQL, DataStage, DB2/SQL Server, Oracle BI, QlikView/Spotfire, UNIX; experience with data engineering, ETL, and data architecture.
Python, Java, DataStage, Oracle Business Intelligence, QlikView, Spotfire, DB2, SQL Server, SQL, Snowflake, UNIX
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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
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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Data Scientist & 365 Developer
Edgewood, Maryland, United States
$78k-$176k/yr OnsiteFull Time
2+ YOE2+ years data exploration/analysis and programming experience; experience with Army Vantage, structured/unstructured data, predictive modeling, ML/AI/NLP/LLMs; ability to obtain Secret clearance; Bachelor’s degree required.
Vantage, Microsoft SharePoint, Qlik, Microsoft Power Apps, R, Python, SQL, NoSQL, MapReduce, Hadoop, Hive, EMR, Kafka, Spark, Gurobi, MySQL, Plotly, Seaborn, ggplot2, LLMs
1mo
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Data Scientist & 365 Developer
Edgewood or Belcamp
$78k-$176k/yr OnsiteFull Time
2+ YOE2+ years data exploration/cleaning/analysis, experience with statistical programming, Army Vantage and mission datasets, ML/NLP/AI experience, ability to obtain Secret clearance, and a Bachelor’s degree.
Vantage, SharePoint, Qlik, Power Apps, R, Python, SQL, NoSQL, MapReduce, Hadoop, Hive, EMR, Kafka, Spark, Gurobi, MySQL, Plotly, Seaborn, ggplot2
2d
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DATA SCIENTIST
Fort Meade, Maryland, United States
$150k-$196k/yr OnsiteFull Time
1+ YOEBachelor's-level study in mathematics, statistics, computer science, data science, or related field, plus at least 1 year of qualifying data engineering, modeling, query, or data management experience.
data pipelines
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Junior Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies: Providing specialized engineering and security services for federal missions.
U.S. citizen with active clearance and polygraph required. Bachelor's in computer science, engineering, or related field required. Proficiency in Java, Python, PySpark, and experience with big-data frameworks (Hadoop, MapReduce, Pig), ETL, JSON/BSON.
Java, Python, PySpark, Pig, MapReduce, JSON, BSON, Hadoop, ETL
3w
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Software Data Engineer 2
Fort Meade, Maryland, United States
OnsiteFull Time
2+ YOETS/SCI with Polygraph required; 2 years software engineering experience with a Bachelor's (alternatives described); experience with prompt engineering and retrieval-augmented generation (RAG); familiarity with AI/ML frameworks and LLM deployment.
retrieval-augmented generation (RAG), large language models (LLMs)
3w
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Junior Geospatial Developer
Chestertown, Maryland, United States
$54k/yr OnsiteFull Time
Experience integrating spatial data into web apps, API or automation scripting, familiarity with JavaScript, Python, and cloud backends; willingness to learn server deployment and mentor interns.
JavaScript, Python, Firebase
2w
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Database Engineer - Junior Level
Annapolis Junction, Maryland, United States
$120k-$149k/yr OnsiteFull Time
3+ YOEActive TS/SCI with Polygraph required, 3 years database engineering experience (or 4 additional years in lieu of a bachelor's), Bachelor’s in a technical discipline preferred, experience with database design/development and data flow analysis.
1w
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Consultant – Compliance Data Science & AI
San Francisco or New York City or Charlotte or Seattle or Los Angeles or Houston or Atlanta or Baltimore or Chicago or Washington
$98k-$122k/yr HybridFull Time
2+ YOEMaster's or engineering degree in computer science, engineering, data science, or related quantitative field; 2+ years in data science or analysis; Python, SQL, GenAI frameworks, cloud platforms, and strong communication skills.
Python, SQL, LangChain, LlamaIndex, AWS, Microsoft Azure, Google Cloud Platform (GCP), OpenAI, Anthropic, Mistral AI, Hugging Face, GPT, Claude, Gemini, Llama, Mistral, Model Context Protocol (MCP)
2w
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Engineer I.
Elkton, Maryland, United States
$60k-$75k/yr OnsiteFull Time
Requires a four-year engineering, scientific, or technical degree and basic Microsoft Office skills. Responsibilities include manufacturing process improvement, project coordination, quality compliance, data analysis, and equipment validation.
Microsoft Office
3w
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Junior Software Engineer 744
Annapolis Junction, Maryland, United States
$110k-$155k/yr OnsiteFull Time
TS/SCI with Polygraph, bachelor’s degree or 4 years' equivalent, experience with Microsoft .NET/C++/C/Java/Python/SQL/C#, cloud development, Git, database design for geospatial data, DevOps, and leadership/mentoring skills.
Microsoft .NET, C++, C, SQL, Java, Python, C#, Git, AWS, Node.JS, Javascript, Kong, Linux, Tomcat, Nginx, ArcGIS Enterprise, GeoEvent Server, MapProxy
2mo
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Traffic Design Engineer
Hunt Valley, Maryland, United States
$39-$47/hr OnsiteFull Time
Perform traffic engineering design and analysis using engineering principles, prepare plans and computations, analyze survey data, develop cost estimates, and coordinate with project teams.
1w
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Systems Engineer / Analyst
Laurel, Maryland, United States
$100k-$245k/yr OnsiteFull Time
2+ YOEBachelor's degree in engineering, mathematics, physics, or equivalent; 2+ years in systems engineering, data analysis, or requirements analysis; MATLAB or Python; military systems expertise; active Final Secret clearance and U.S. citizenship.
MATLAB, Python
3w
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ETL Developer
Baltimore, Maryland, United States
OnsiteFull Time
Design, build, and maintain ETL pipelines and data architecture in AWS; ensure data integrity, performance tuning, troubleshooting, and mentor junior engineers.
AWS, AWS Glue, Amazon Redshift, RDS, DocumentDB
2d
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Systems Engineer 3 (AI-focused)
Annapolis Junction, Maryland, United States
OnsiteFull Time
3+ YOERequires active TS/SCI with full-scope polygraph, systems engineering experience, cloud/AWS and AI/ML expertise, security and networking knowledge, data lifecycle experience, and strong communication skills.
AWS, Amazon SageMaker, DevOps, MLOps
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