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
3w
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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
3w
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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
3d
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Data Scientist, Junior
Halawa or Aberdeen
$69k-$142k/yr OnsiteFull Time
3+ YOEBachelor's in CS/Data/Statistics or 3 years relevant experience, active Secret clearance, experience with modeling & simulation, data engineering, and AI/ML applications in defense.
JTLS-GO, JLCCTC, OneSAF, Live, Virtual, Constructive (LVC)
3d
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Data Scientist, Junior
Camp Smith or Aberdeen
$69k-$142k/yr OnsiteFull Time
3+ YOEBachelor's in CS/Data Science/Statistics or 3 years relevant experience; active Secret clearance; experience with modeling & simulation, AI/ML, data engineering; up to 10% travel.
JTLS-GO, JLCCTC, OneSAF
1mo
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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
3mo
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Junior Software Developer
Annapolis Junction, Maryland, United States
$139k-$179k/yr OnsiteFull Time
7+ YOETop Secret clearance with polygraph; US citizenship; 7 years software engineering experience; BS in CS or related field; cloud/big data exposure; experience with data/workflow systems.
Hadoop, Hive, Pig, HDFS, MapReduce, JSON, BSON, HBase, Accumulo
1mo
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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
2w
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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 Center Project Engineer, Data Center Construction
Laurel, Maryland, United States
$96k-$166k/yr OnsiteFull Time
2+ YOEBachelor’s in engineering/construction management or 7 years related experience; 5+ years Microsoft Office use; 2+ years general contractor/vendor management; US citizenship required; experience with RFI/change order/document control.
Microsoft Outlook, Microsoft Word, Microsoft Excel
2w
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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
1mo
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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
1mo
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Chemical Engineer Fall Intern
Newark, Delaware, United States
OnsiteFull Time, Internship
Must be an undergraduate Junior+ pursuing a Chemical Engineering (or similar) degree; lab and process experience preferred (reaction engineering, thermodynamics, filtration, distillation); safe chemical handling and data analysis skills; GPA 3.0+ preferred.
2mo
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Data Scientist
Columbia, Maryland, United States
$74k-$137k/yr HybridFull Time
Bachelor’s in Statistics, Mathematics, Engineering or related field; Master’s preferred; strong statistical modeling, ML, distributed computing, and cloud experience.
Hadoop, MapReduce, MPI, Spark, EMR, Hive, S3, Athena, AWS, Azure, Google Cloud
6d
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EV Charging Station Data Analyst
Columbia or Maryland
$61k-$78k/yr HybridFull Time
Bachelor's in engineering/data science or technical field, experience with data analysis and visualization (Azure, Python, GIS, Power BI, Tableau), strong communication and Excel skills, interest in vehicle electrification.
Microsoft Azure, Python, Geographical Information System (GIS), Microsoft Power BI, Tableau, Microsoft Office, Microsoft Excel, R, Matlab, CI/CD
1mo
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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.
3w
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Acoustics Engineer (onsite)
New Freedom or York or Baltimore
$75k-$100k/yr OnsiteFull Time
2+ YOEBachelor's in engineering, 2+ years acoustics experience, background in acoustics/vibration/signal processing; experience with acoustic testing, measurement systems, and data analysis; MATLAB/Python preferred.
AHRI, MATLAB, Python, Finite Element Analysis (FEA), Statistical Energy Analysis (SEA), sound level meters, intensity probes, microphones, accelerometers
1mo
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Artificial Intelligence/Machine Learning Engineer, Junior
Annapolis Junction, Maryland, United States
$55-$72/hr OnsiteFull Time
1+ YOE1-4 years Python ML experience; ML concepts; data preprocessing; ML libs; TS/SCI clearance with polygraph; BS in CS/Data Science/EE/Math/Stats or related field (MS with limited experience)
Python, PyTorch, TensorFlow, Git, AWS, Azure, GCP, Docker, Kubernetes, LLMs, RAG
4w
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Mechanical Integrity Engineer- Entry Level
Yocumtown or Valley Green
OnsiteFull Time
BS/MS in Mechanical or Materials Science Engineering; experience with Pro/E or SolidWorks, Microsoft Excel, Minitab and FEA/ANSYS; testing, data analysis, failure/tolerance analysis, DFMEA, and strong communication/team skills.
Pro/E, SolidWorks, Microsoft Excel, Minitab, ANSYS
2mo
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Database Engineer (All Levels)
Annapolis Junction, Maryland, United States
OnsiteFull Time
Active TS/SCI with polygraph; experience with Oracle or MongoDB; data modeling and ETL; degree in CS/IT or related field.
Oracle, MongoDB, Relational Databases, NoSQL, AWS, S3, RDS
1mo
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2026 Graduate - Computer Engineer, Shipboard Systems Team
Laurel, Maryland, United States
$85k-$165k/yr OnsiteFull Time
Bachelor's or Master's in Computer Engineering (or related), familiarity with agentic coding for data analysis, proficiency with C#, Python, MATLAB, C++, JavaScript, ability to travel ~5%, and ability to obtain Interim Secret/Secret clearance (U.S. citizenship required).
C#, Python, MATLAB/Simulink, C++, JavaScript, SQL Server, Apache Parquet, Arrow, GitLab, Jira
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