PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
5d
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Director of R&D (Data Center Development)
Ashburn, Virginia, United States
$180k-$220k/yr RemoteFull Time
10+ YOEBachelors in EE/CE or related,10+ years electronic design/R&D in power systems,prototyping experience,proficiency with C/C++,MATLAB or Python,knowledge of power quality and metering,excellent communication.
C/C++, MATLAB, Python, Modbus TCP, OPC UA, MQTT, BACnet, IEC 61850, APIs, AI/ML, cloud platforms
1w
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Psychometrician, AWS Training & Certification
Austin or Seattle or Arlington or Bellevue or Portland or Herndon
$136k-$184k/yr OnsiteFull Time
1+ YOEPhD with post-doctoral experience in high-stakes certification, experience with JTA, standard setting, equating, IRT, item analysis, form assembly, Generative AI, and proficiency in R or Python.
R, Python, Generative AI, Machine Learning, Agentic AI
3d
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Molecular Biology Senior Scientist
Ft Detrick, Maryland, United States
OnsiteFull Time
PhD in a related discipline, advanced experience in high-throughput screening/high-content imaging, proficiency with R/Python/Perl, assay development, data analysis, and technical leadership for multidisciplinary research.
Opera High Content Imager, Leica STED, 3D bioprinter, Genedata, Spotfire, Acapella, R, Python, Perl
2w
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Senior Director, Translational Genetics
Stevenage or Heidelberg or Cambridge or Upper Providence or Waltham or Rockville or San Francisco
$207k-$345k/yr HybridFull Time
PhD-level expertise in statistical genetics; experience integrating genetics with genomics and clinical phenotypes; proven leadership managing high-performance teams; strong communication and analytical skills; proficiency in R or Python.
R, Python
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
3mo
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Postdoctoral Fellow (PREP0004131)
Gaithersburg, Maryland, United States
$82k-$89k/yr OnsiteFull Time
2+ YOEPhD in engineering/chemistry/physics/materials or related; 2+ years relevant lab experience; proficiency with Microsoft Excel, MATLAB, Python, R; strong communication, organization, and leadership potential; U.S. citizen preferred.
Microsoft Excel, MATLAB, Python, R
4d
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Computational Biology Specialist - Metagenomics
United States or Rockville
$98k-$163k/yr HybridFull Time
2+ YOEMaster's or PhD in computational/biological/statistical sciences, 2+ years metagenomics experience, publications, proficiency with metagenomics tools, UNIX and scripting (Python/R/Bash), HPC experience, and ability to obtain Public Trust.
QIIME2, MetaPhlan, MEGAN, Kraken, Ganon, HUMAnN, FASTQ, SAM/BAM, HDF5, DADA2, USEARCH, DIAMOND, Bowtie2, BioBakery, CheckM, SILVA, RDP, Greengenes, NCBI/RefSeq, IMG/M, GTDB, UHGG, UNIX/Linux, Python, R, Bash, GitHub, Bitbucket, KEGG, eggNOG, InterProScan, Pfam, MetaCyc, SLURM, PBS, UGE, phyloseq, ggplots, MaASLin2, Snakemake, Nextflow, DESeq2, edgeR, Salmon, Kallisto, xcms
1mo
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Bioinformatics Engineer
Rockville, Maryland, United States
$125k-$150k/yr OnsiteFull Time
3+ YOE3+ years building production bioinformatics pipelines; proficiency with Nextflow (DSL2), RNA-seq and DNA workflows, Google Cloud Platform, Python/R, containerization (Docker/Singularity), Git, and genomic file formats and tools.
Nextflow, nf-core, Google Cloud Platform, Compute Engine, Cloud Storage, Batch, Life Sciences API, Python, R, Docker, Singularity, Git, CI/CD, FASTQ, BAM, VCF, BED, STAR, Salmon, BWA, GATK, Bismark, Cell Ranger, Seurat, Scanpy, R Shiny, Plotly, Cromwell, AWS Batch
3w
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Computational Scientist I, Single-cell/Spatial Cancer Genomics, CGR
Rockville, Maryland, United States
$103k-$148k/yr OnsiteFull Time
PhD in bioinformatics/related field, expertise in single-cell and spatial omics, strong programming in R and Python, reproducible workflows (Docker, Singularity, GitHub, Snakemake/Nextflow), HPC/Slurm experience, publication record, and ability to obtain a security clearance.
R, Python, RStudio, Microsoft VS Code, Jupyter Notebooks, Docker, Singularity, GitHub, Snakemake, Nextflow, Conda, Bash, AWK, SED, Slurm, Cell Ranger, Space Ranger, StarDist, QuPath, HALO, CellPose, Baysor, Proseg, FICTURE, Seurat, Bioconductor, SpatialData, Scanpy, Squidpy, Harmony, FastMNN, RPCA, Leiden, Louvain, Banksy, spaGCN, RCTD, Azimuth, SingleR, LIANA, CellChat, CellPhoneDB, DESeq2, GSEA, Loupe Browser, IGV, UCSC Genome Browser, BAM, Parquet, ggplot2, Matplotlib, Seaborn, Plotly
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
1w
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Data Scientist - Mid
Denver or St. Louis or Sterling or Springfield
$69k-$142k/yr OnsiteFull Time
4+ YOEBachelor's or equivalent,4+ years data science experience,proficiency in Python or R and SQL,statistics and visualization experience,TS/SCI clearance with polygraph willingness.
Python, R, SQL, matplotlib, Tableau, ArcGIS, QGIS, GeoPandas
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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C-UAS Test Analyst
Summit Point, West Virginia, United States
$75k-$131k/yr OnsiteFull Time
0+ YOEBachelor's in CS/Math/Statistics/Engineering (or 4+ years analytics), experience with Python, JavaScript, Linux, command line, statistics/data analysis, Microsoft Suite, technical writing, root cause analysis, and Part 107 certificate; travel up to 15%.
Python, JavaScript, Linux, command line, Microsoft Suite, MATLAB, R, MySQL, HTML, PHP, CSS, Tableau, Power BI
1w
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Senior Data Scientist
Denver or Springfield or Sterling or St. Louis
$82k-$172k/yr OnsiteFull Time
8+ YOETS/SCI clearance with polygraph, Bachelor or equivalent, 8+ years experience, expert Python/R and SQL, ML production experience, data visualization, and geospatial experience preferred.
Python, R, SQL
2w
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Data Science and Analyst
Gettysburg, Pennsylvania, United States
OnsiteFull Time
3+ YOE3-5 years in data science/analytics, proficiency in Python or R, strong SQL, Power BI experience, statistics knowledge, Git experience, and strong communication skills.
Python, pandas, scikit-learn, NumPy, matplotlib, seaborn, R, SQL, Microsoft Power BI, Git
2w
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Manager, Model Risk
Newark or Sterling
HybridFull Time
5+ YOEExpertise in quantitative analysis, statistical techniques, regulatory model risk, Python or R, leadership and communication skills; ~5 years model risk or financial modeling experience preferred.
Python, R
2d
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Sr. AI/ML Engineer II (6707)
Herndon or Reston or Tysons Corner
$212k-$248k/yr OnsiteFull Time
10+ YOEActive TS/SCI CI clearance, 10+ years experience, Bachelor's or equivalent, expert ML methods and production deployment experience, strong Python/R and cloud (AWS) skills.
Python, R, Anaconda, NumPy, TensorFlow, Keras, Scikit-Learn, Postgres, AWS
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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Data Scientist
Chantilly or Herndon or McLean
OnsiteFull Time
5+ YOEActive TS/SCI with Poly; 5+ years in data science; degree in data science, CS, stats, math; proficiency in Python/R; ML frameworks; SQL; visualization; cloud.
Python, R, Scikit-learn, TensorFlow, PyTorch, SQL, Tableau, Power BI, Matplotlib, Seaborn, AWS, Azure, GCP
2mo
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AI Data Scientist
Ashburn, Virginia, United States
OnsiteFull Time
5+ YOE5+ years Data Science; ML/AI; Python/R; SQL; AWS; NLP; data viz; US citizen; CBP BI clearance; Bachelor's in CS/Math/Stats/IS; Masters preferred
Python, R, SQL, TensorFlow, PyTorch, Scikit-learn, XGBoost, Tableau, QuickSight, Power BI, QlikView, D3.js, AWS, EMR, Redshift, SageMaker, Comprehend, Glue, S3