507 python r jobs at 215 companies in Naperville, IL

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
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
2w
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R&D Engineer
Lisle, Illinois, United States
$80k-$140k/yr OnsiteFull Time
Koch Inc.
Koch Inc.: Operates global manufacturing, refining, and industrial technology businesses.
B.S. in engineering or related field, knowledge of FEA and signal integrity, proficient in Python, strong technical communication and ability to work independently or with teams.
Finite Element Analysis (FEA), Signal Integrity (SI), Python, CAD
2w
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Senior R&D Engineer
Northbrook, Illinois, United States
$105k-$125k/yr HybridFull Time
UL Solutions
UL SolutionsNYSE: ULS: Provides safety science testing, inspection, and certification services globally.
1+ YOEDegree in relevant engineering field, laboratory/testing experience, strong technical writing and communication, modeling/simulation and Python/ML skills preferred; CFEI, FTIR and GC experience preferred.
Python, Fourier Transform Infrared Spectroscopy (FTIR), Gas Chromatography, machine learning
2mo
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GenAI R&D Engineer
Chicago, Illinois, United States
OnsiteFull Time
Nexus3 Capital
Nexus3 Capital: Builds and operates AI-native enterprise software companies.
Strong Python skills; experience with AI models; self-directed; clear communicator; active GitHub.
Python, GitHub, LLMs, genAI tools
1mo
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Bioinformatics Analyst
Chicago, Illinois, United States
$85k-$110k/yr OnsiteFull Time
Northwestern University
Northwestern University: Private research university providing higher education and academic research.
Master's in biostatistics/statistics/epidemiology/data science; proficiency with R or SAS (R preferred); familiarity with Python or MATLAB; experience with study design, mixed-effects models, longitudinal data, and managing complex clinical datasets.
R, SAS, Python, MATLAB
1mo
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Machine Learning Scientist, Applied Machine Learning and Agentic AI, Pharma R&D
New York City or Boston or Redwood City or Chicago
$100k-$160k/yr OnsiteFull Time
Tempus AI
Tempus AINASDAQ: TEM: Builds a data platform for AI-powered precision medicine diagnostics.
3+ YOEPhD required (or Masters with 3+ years), strong AI/ML, agentic AI, oncology data, Python, LangGraph preferred, multimodal data, cloud deployment, excellent communication.
Python, LangGraph, Retrieval-Augmented Generation, LLM
1mo
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Computational Biologist
Chicago, Illinois, United States
$60k-$80k/yr OnsiteFull Time
University of Chicago
University of Chicago: Provides higher education and conducts academic research.
2+ YOE2-5 years in genomics data analysis; strong statistical/computational skills; Python/R; experience with deep learning; ability to publish findings.
Python, R, Git, Snakemake, Nextflow, Deep Learning
1mo
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Postdoctoral Research Associate in AI for Computational Biology and/or Bioinformatics - Qiu Lab
Chicago, Illinois, United States
$62k-$76k/yr OnsiteFull Time
University of Illinois Chicago
University of Illinois Chicago: Public research university providing higher education and healthcare services.
PhD in a related field with computational background in AI/deep learning, strong programming skills (Python, R), and experience in computational biology, bioinformatics, or related areas.
Python, R
2mo
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NERA Researcher – AT/Healthcare (Immediate Hire)
San Francisco or Chicago or New York City
$90k-$102k/yr HybridFull Time
Marsh McLennan
Marsh McLennanNYSE: MRSH: Provides global insurance brokerage, risk management, and professional consulting services.
2+ YOE2-3 years in economics; BA/BS in economics/statistics/mathematics; strong Python/R/SAS/Stata; good writing and communication; minimal travel.
Python, R, SAS, Stata
1mo
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Research Scientist - Aging and Disability Economics, Evaluation, and Public Health Surveillance
Chicago or Washington or Atlanta or Cambridge
$106k-$130k/yr HybridFull Time
NORC at the University of Chicago
NORC at the University of Chicago: Conducts objective social science research and public policy analysis.
PhD in a quantitative field, proficiency in SAS/R/Python, hands-on Medicare claims experience, track record of scientific writing, and U.S. work authorization (no visa sponsorship).
SAS, R, Python, STATA, SPSS, CMS Virtual Research Data Center, NIA LINKAGE
3mo
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Postdoctoral Appointee: AI-Driven Industrial Energy Systems and Supply Chain Modeling
Lemont, Illinois, United States
$73k-$121k/yr OnsiteFull Time
Argonne National Laboratory
Argonne National Laboratory: Conducts scientific research and develops advanced energy technologies.
0+ YOEPhD in a quantitative field; expertise in AI/ML, optimization, and data-driven modeling; Python/Julia/R; experience with large datasets and reproducible workflows; strong communication.
Python, Julia, R
1w
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Research Professional – Eyal Frank (Full-Time, Benefits Eligible)
Chicago, Illinois, United States
$55k-$62k/yr OnsiteFull Time
University of Chicago
University of Chicago: Provides higher education and conducts advanced academic research.
Bachelor's degree by June 2026 required, strong quantitative and programming skills, experience with Stata/Python/R/Matlab preferred, research experience and ability to manage and analyze data.
Stata, Python, Matlab, R
2w
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Research Assistant-Genetics
Evanston, Illinois, United States
$19-$27/hr OnsiteFull Time
Endeavor Health
Endeavor Health: Integrated healthcare delivery system providing medical services in Illinois.
Bachelor's or master's in molecular/cellular biology, prior lab research experience required, skills in stem cell culture, PCR, sequencing, and data analysis; familiarity with R or Python a plus.
R, Python, confocal microscope
2w
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HOLT Model Development Analyst
Chicago, Illinois, United States
$145k-$173k/yr OnsiteFull Time
UBS
UBSSIX Swiss Exchange: UBSG: Provides global wealth management and diversified financial services.
1+ YOEBS or MS in a quantitative field, 1+ years relevant experience, strong quantitative skills, experience with R/SQL/Python; knowledge of financial statements, valuation, forecasting and data analysis.
R, SQL, Python, Databricks, Spark
1mo
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Associate Engineer, R&D - Mechatronics
Glenview, Illinois, United States
$69k-$86k/yr OnsiteFull Time
Kraft Heinz
Kraft HeinzNASDAQ: KHC: Manufacturer and global marketer of food and beverage products.
1+ YOEAssociate degree in mechatronics or related field, 1–4 years hands-on electromechanical experience, PLC/HMI and control code knowledge, SolidWorks, LabVIEW or Python, Excel, and prototype test experience.
PLC, HMI, Rockwell/Allen‑Bradley, Siemens, Microsoft Excel, SolidWorks, LabVIEW, Python
1mo
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Associate Engineer, R&D - Mechatronics
Glenview, Illinois, United States
$69k-$86k/yr OnsiteFull Time
Kraft Heinz
Kraft HeinzNASDAQ: KHC: Produces and sells condiments, dairy products, and packaged foods.
1+ YOEAAS in mechatronics or related field, 1–4 years hands-on electromechanical experience, PLC/HMI familiarity, SolidWorks and LabVIEW/Python experience, ability to build/debug prototypes and produce technical documentation.
PLC, HMI, Allen-Bradley, Siemens, SolidWorks, LabVIEW, Python, Microsoft Excel
3mo
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Postdoctoral Research Scientist
Chicago, Illinois, United States
$61k/yr OnsiteFull Time
Field Museum
Field Museum: Operates a natural history museum and performs scientific research.
PhD-level research background in bioinformatics, computational or evolutionary biology; experience with genomic data, phylogenetics, RADseq/target enrichment, Linux environments, and R/Python; strong communication and mentoring skills.
R, Python, Linux
2mo
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Senior Research Scientist I/II, Computational Biology & Toxicology
North Chicago, Illinois, United States
$110k-$209k/yr HybridFull Time
AbbVie
AbbVieNYSE: ABBV: Develops and sells innovative pharmaceutical and biopharmaceutical medicines.
10+ YOEPhD or MSc/BS with extensive experience in computational biology, biology, pharmacology or biochemistry; fluency in Python or R; strong ML knowledge; ability to translate computational results for non-technical audiences.
Python, R, Machine Learning, Cloud computing
2mo
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NERA Researcher – AT/Healthcare (Immediate Hire)
San Francisco or Chicago or New York City
$90k-$102k/yr HybridFull Time
Marsh McLennan
Marsh McLennanNYSE: MRSH: Global professional services firm providing risk, strategy, and people solutions.
2+ YOE2-3 years of professional experience; BA/BS in economics, statistics, mathematics or related field; strong programming skills (Python, R, SAS, Stata); excellent written and oral communication.
Python, R, SAS, Stata
1w
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Vice President, Program & Market Research (Hybrid & Remote Options Available)
New York City or Los Angeles or Chicago or Stamford or California or Connecticut or Florida or Georgia or Illinois or Indiana or Maryland or Massachusetts or Michigan or Minnesota or Nevada or New Hampshire or New Jersey or New York or North Carolina or Oregon or South Carolina or South Dakota or Texas or West Virginia or Wisconsin or Wyoming
$205k-$240k/yr HybridFull Time
A+E Global Media
A+E Global Media: Operates global media brands and produces original multi-platform content.
7+ YOE7+ years content research experience, 5+ years synthesizing industry metrics, people leadership of a small team, familiarity with Nielsen and digital analytics; SQL/R/Python and Tableau preferred.
Nielsen, Adobe Analytics, Freewheel, ComScore, SQL, R, Python, Tableau
2w
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Post Doctoral Fellow- IL- Physiology
Downers Grove, Illinois, United States
$63k/yr OnsiteFull Time
Midwestern University
Midwestern University: Provides graduate healthcare education and professional clinical services.
PhD required in a biomedical science discipline; experience in neuroscience, rodent surgery, electrophysiology, behavioral assays, opto/chemo-genetics, fiber photometry, microscopy; skills in data analysis and R/MATLAB/Python; strong communication.
Microsoft Word, Microsoft Excel, Microsoft Outlook, GraphPad Prism, MATLAB, R, RStudio, python