1w
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R&D Engineer Intern
State College or Reston
HybridPart Time, Internship
Undergraduate student studying engineering or related field with proficiency in Linux and programming (C, Python, bash, PowerShell); strong communication and teamwork; eligible for U.S. government security clearance.
Linux, C, Python, bash, PowerShell, Microsoft Word, Microsoft Excel, Microsoft PowerPoint
2mo
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Sr. Principal Security Technical Program Manager
Reston or Austin
$126k-$264k/yr OnsiteFull Time
6+ YOEProgram management experience in cybersecurity or compliance (6+ years preferred), experience with SIEM/EDR, scripting for analytics (SQL, DAX, Python, R), strong communication, metrics/OKR development, and operational excellence.
Oracle Cloud Infrastructure (OCI), SIEM, EDR, SQL, DAX (Power BI), Python, R
3w
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Hydrologist
Leesburg, Virginia, United States
RemoteFull Time
3+ YOESenior technical authority to design, test, and deploy operational hydrologic models; mentor staff; perform advanced data analysis and ensemble forecasting; strong programming (Python, R) and operational systems expertise.
SAC-SMA, HEFS, Python, R
1mo
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Research Scientist III, AWS Security
Austin or Nashville or Seattle or Herndon
$159k-$215k/yr OnsiteFull Time
3+ YOEPhD or Master’s +5yrs quantitative research; 3+ yrs applying SEM/latent variable modeling; experience designing end-to-end customer research; programming in R/Python/Ruby; strong statistical and communication skills.
R, Python, Ruby, AWS, Hadoop, Spark, Pig, Hive
1mo
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Geophysict III
Chantilly, Virginia, United States
$73k-$131k/yr OnsiteFull Time
3+ YOEBS in physical science or equivalent, minimum 3 years relevant experience, skills in data acquisition, digital signal processing, geophysical modeling, algorithm and ML development, experience with seismic/acoustic/EM/GPR sensors, programming (MATLAB, Python, R, C/C++), field work, US citizenship and Secret clearance required.
MATLAB, Python, R, C/C++, GPR
3mo
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Sr. Research Associate, Mass Spectrometry (#1901)
Frederick, Maryland, United States
$65k-$107k/yr OnsiteFull Time
6+ YOE6+ years with BS or 4+ with MS; MS instruments (LC-MS/MS, MALDI-TOF); proteomics/metabolomics experience; sample prep; data analysis with Proteome Discoverer, Compound Discoverer, MassHunter, Skyline, MaxQuant, FragPipe, MS-Dial; programming (R, Python) a plus; strong communication and teamwork; U.S. citizen with ability to obtain interim secret th...
Mass spectrometry instruments, LC-MS/MS, MALDI-TOF, Proteomics software, R, Python, Proteome Discoverer, Compound Discoverer, MassHunter, Skyline, MaxQuant, FragPipe, MS-Dial
3mo
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Senior Technical Program Manager
Herndon, Virginia, United States
OnsiteFull Time
10+ YOEExperience managing R&D programs in defense or aerospace; US citizen eligible for security clearance; strong communication and customer interfacing; systems engineering and laser tech familiarity; 10+ years leading diverse technical teams.
EVM, Laser systems, Optical engineering, Systems engineering
1w
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Principal Enterprise Schedule Analytics & Operations Research Analyst
Herndon, Virginia, United States
$104k-$166k/yr OnsiteFull Time
6+ YOEU.S. citizen able to obtain Public Trust. Advanced schedule analytics and operations research experience on large government/aerospace programs; experience with IMS, statistical analysis, optimization, simulation, and executive briefings.
IRIS, SQL, Python, R, Power BI, Tableau, Acumen Fuse, Acumen Risk, Safran Risk, Primavera P6
1mo
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AFSIM Modeling and Simulation Specialist
Reston, Virginia, United States
OnsiteFull Time
5+ YOEUS citizen with active Top Secret clearance w/ SCI eligibility, BS in engineering/science/math +5 years analysis experience, 2+ years AFSIM modeling experience, scripting/programming skills, strong communication and scientific-method ability.
AFSIM, STK, JMP, Python, C++, R
1w
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Intern - Year Round (Business Intelligence Analyst)
Vienna or Winchester
$19-$36/hr HybridMultiple Commitments Available
Currently enrolled in college; skills in data gathering, statistics, Azure, Databricks, technical writing, and data storytelling. Programming in SQL/Python/R and analytical coursework preferred.
SQL, Python, R, Azure, Databricks
3w
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Senior Transportation Planner/Modeler
Herndon, Virginia, United States
$105k-$150k/yr HybridFull Time
10+ YOEBachelor's degree,10+ years travel demand/land use modeling experience, familiarity with CUBE, TransCad, Synchro, VISSIM, programming in Python or R, strong communication and teamwork skills.
CUBE, TransCad, Synchro, VISSIM, Python, R
3mo
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Modeling and Simulation Engineer
Chantilly, Virginia, United States
OnsiteFull Time
2+ YOE2-10 years of relevant experience; BS in STEM; TS/SCI with CI Poly; experience in space-related analysis; programming in C++, Python, R, SQL, MATLAB; able to communicate findings.
C++, Python, R, SQL, PostgreSQL, MATLAB, Linux, STK, VBA
1mo
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Automation and Analytic Modeling Engineer
Chantilly, Virginia, United States
OnsiteFull Time
9+ YOEBachelor's in a technical field, 9+ years supporting intelligence/defense/GEOINT programs, TS/SCI clearance, experience with analytic modeling, automation of collection/PED workflows, and scripting in Python, R, MATLAB, or Java.
Python, R, MATLAB, Java
3w
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Data Scientist
Chantilly, Virginia, United States
$62k-$141k/yr OnsiteFull Time
Bachelor's in STEM required, TS/SCI with polygraph required; experience with Python or R, object-oriented programming, data processing frameworks, ML frameworks, EMR/structured and unstructured data, and developing predictive models.
Python, R, Pandas, Polars, Spark, scikit-learn, pytorch, tensorflow, SQL, NoSQL, MapReduce, Hadoop, Hive, EMR, Kafka, Gurobi, MySQL
2mo
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Project Manager - Notional Opportunity
Reston, Virginia, United States
OnsiteFull Time
15+ YOE10+ MgmtExperience managing large-scale operations, facilities OM&R, logistics; bachelor's degree; 15+ years experience with 10+ in leadership; US national.
1mo
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Automation and Analytic Modeling Engineer
Chantilly, Virginia, United States
OnsiteFull Time
9+ YOEBachelor's in a technical field, 9+ years supporting intelligence/defense/GEOINT programs, TS/SCI clearance, experience with analytic modeling, automated workflows, scripting (Python, R, MATLAB, Java), and machine learning/data engineering.
Python, R, MATLAB, Java
2mo
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Health Data Analytics Consultant
Reston, Virginia, United States
$92k-$164k/yr RemoteFull Time
4+ YOE4+ years health analytics; Python/SQL/R in research/consulting; medical claims data experience; data prep and reporting; value-based payment programs; Snowflake/Databricks; healthcare data concepts; strong communication.
Python, SQL, R, Snowflake, Databricks
3w
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Data Scientist
Chantilly, Virginia, United States
$62k-$141k/yr OnsiteFull Time
Bachelor's in a STEM field required, TS/SCI with polygraph required, experience with Python or R, object-oriented programming, ML/NLP, and data processing frameworks (Pandas, Spark); ability to develop predictive models and deploy ML solutions.
Python, R, Pandas, Polars, Spark, scikit-learn, PyTorch, TensorFlow, SQL, NoSQL, MapReduce, Hadoop, Hive, EMR, Kafka, Gurobi, MySQL, LLMs
1mo
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Automation & Analytic Modeling Engineer
Chantilly, Virginia, United States
OnsiteFull Time
9+ YOEUS citizen with TS/SCI + poly required; Bachelor’s in a technical discipline; 9+ years supporting intelligence/defense/GEOINT programs; experience with analytic modeling, automation workflows, GEOINT data, and scripting (Python, R, MATLAB, Java).
Python, R, MATLAB, Java
1mo
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Consultant, Scientific and Laboratory Informatics
Orlando or Milwaukee or Herndon or Dallas or Columbus or Kirkland or Irvine or Cincinnati or New York or Cleveland or Oklahoma City or Austin or Albany or Chicago or Arlington or St. Petersburg or Hartford or Pittsburgh or St. Louis or Miami or Sacramento or Raleigh or Minneapolis or Scottsdale or Mountain View or Morristown or San Francisco or Denver or Boston or Philadelphia or Des Moines or Overland Park or Los Angeles or Charlotte or Walnut Creek or Carmel or Seattle or Houston or Atlanta or Redmond or Bentonville or Beaverton or Nashville or Detroit or San Diego
$54k-$206k/yr OnsiteFull Time
3+ YOE3+ years in scientific and laboratory informatics within R&D or QC/manufacturing; Bachelor's in laboratory science, life science, computer science, or engineering; willing to travel up to 50% to client locations.
Benchling, Revvity Signals, Dotmatics, LabVantage, LabWare, Scitara, TetraScience, LIMS, ELN, CDS, SDMS, Internet of Things (IoT), GenAI, Agentic SI, Agentic Lab Capabilities, cloud