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26 python r jobs at 18 companies in Hesperia, CA

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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
Help us #BeatIndeed & #BeatLinkedIn
1mo
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Post-Doctoral Research Fellow
Riverside, California, United States
$69k-$80k/yr OnsiteFull Time
University of California
University of California: A public research university system providing education and healthcare.
Ph.D. in economics or related field; research in water/environmental economics; proficiency in GAMS, R, and/or Python; experience with large or spatial datasets; strong writing and collaboration skills.
GAMS, R, Python
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4d
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Senior Scientist, Bioinformatics
Monrovia, California, United States
$90k-$120k/yr OnsiteFull Time
ChromoLogic
ChromoLogic: Develops and commercializes disruptive medical, aerospace, and security technologies.
2+ YOEPh.D. in quantitative discipline, minimum 2 years postdoctoral/industry experience, expertise in NGS data analysis, bioinformatics pipelines, Python or R, and machine learning/Bayesian methods.
Python, R, NGS
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2mo
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Postdoctoral Fellow - Computational Cancer Biology
Duarte, California, United States
$34-$38/hr OnsiteFull Time
City of Hope
City of Hope: Medical research and treatment center for cancer and diabetes.
PhD in computer science, bioinformatics, computational biology, genetics, or related field; strong cancer biology and statistics; Python/R and omics data analysis; AI/ML experience; software engineering fundamentals.
Python, R, omics data analysis, AI/ML
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1w
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Laboratory Technician II
Claremont, California, United States
$23-$25/hr OnsiteFull Time
Harvey Mudd College
Harvey Mudd College: Private undergraduate college specializing in science, engineering, and mathematics.
1+ YOEBachelor's in Biology or related field by May 2026; 1–2 years molecular biology lab experience; proficiency with Python,R,Shell/Unix; PCR, sequencing experience; strong communication and safety knowledge.
Python, R, Shell, Unix, Mac
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2mo
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Sr. Test Engineer (Gasification R&D)
San Bernardino, California, United States
$150k-$175k/yr OnsiteFull Time
Arbor Energy
Arbor Energy: Building advanced power systems for clean, carbon-negative electricity.
5+ YOEFive+ years of hands-on test-engineering with high-pressure/high-temperature systems; design, build, and operate test stands; strong instrumentation and data acquisition.
Python, MATLAB, PLC, Sensors, Data Acquisition
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3mo
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Sr. Manager, Data Science and Advanced Analytic Solutions
Brea, California, United States
$120k-$140k/yr OnsiteFull Time
Samyang America
Samyang America: Distributes and markets instant noodles and packaged food products.
8+ YOE1+ Mgmt8+ years analytics, data science, BI, or related fields; strong analytics solution experience; Python, R, SQL, BI tools; data modeling and forecasting.
Python, R, SQL, Power BI, Tableau
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1w
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Water Utility Financial Data Analyst (70.26)
San Dimas, California, United States
$90k-$151k/yr OnsiteFull Time
Golden State Water Company
Golden State Water CompanyNYSE: AWR: Distributes regulated water to residential and commercial customers.
6+ YOEBachelor's degree and 6+ years in data management or financial accounting; advanced Excel, SQL/Python/R, BI and analytics experience; strong analytical and communication skills.
Excel, Power Query, VBA, PowerBI, Tableau, SQL, Python, R, ETL, Azure, Power Platform, ERP, CRM, data warehouse
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1mo
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Data Analyst Project Lead
Pomona, California, United States
$20/hr HybridPart Time
Associated Students, Inc. Cal Poly Pomona
Associated Students, Inc. Cal Poly Pomona: Operates recreational facilities and student services for Cal Poly Pomona.
2+ YOEBachelor's degree in a related field, 2 years experience with analytics/visualization tools, leadership/mentoring ability, proficiency with Tableau, Excel, Python/SQL/R, and assessment/research tools.
Tableau, Microsoft Excel, R Studio, Qualtrics, MS Forms, Dedoose, Quirkos, NVivo, SPSS, Python, SQL, R, Microsoft Teams, Microsoft Word, Microsoft PowerPoint
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3w
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DATA SCIENTIST II
Norco, California, United States
$115k-$130k/yr OnsiteFull Time
VSolvit
VSolvit: Providing technology services and data solutions for government agencies.
2+ YOEUS citizen able to obtain Secret clearance; Bachelor’s in a quantitative field; 2+ years data science experience; proficiency with Python or R, ML frameworks, SQL, data visualization, and Atlassian tools.
Python, R, TensorFlow, PyTorch, Scikit-learn, SQL, Tableau, Power BI, Jira, Confluence, Hadoop, Spark, Git, GitHub, AWS, Azure
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2w
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Data Engineer
Highland, California, United States
OnsiteFull Time
Yuhaaviatam of San Manuel Nation
Yuhaaviatam of San Manuel Nation: Operates a luxury resort and casino in Southern California.
2+ YOEBachelor's in a related field, 2+ years data engineering experience, high proficiency in SQL, API usage, Microsoft 365, BI/ETL tools, basic cloud and scripting (Python/R), and strong communication skills.
Microsoft Word, Microsoft Excel, Microsoft PowerPoint, SQL, API, Python, R, SAS
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1w
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Manager, AI Innovation and Solutions
Whittier, California, United States
$70k-$119k/yr HybridFull Time
PSB Insights
PSB Insights: Global research consultancy providing data-driven strategic insights.
3+ YOE3+ years experience in data science/AI engineering with 2+ years building AI solutions; advanced Python/R/SQL skills; experience with GCP/Azure, agentic workflows, LLM integrations, cloud deployment, and production ML practices.
Python, R, SQL, Google Cloud Platform (GCP), Azure, Vertex AI, Microsoft Foundry, Cloud Run, Azure Functions, OpenAI, Anthropic, LangGraph, LangChain, LlamaIndex, Semantic Kernel, AutoGen, Model Context Protocol (MCP), Hugging Face, Databricks, BigQuery, Microsoft Fabric, Docker, Git, GitHub, CI/CD
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1mo
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Travel Demand Modeling/Forecasting Specialist (2+ Years)
Los Angeles or Long Beach or Pasadena or San Diego or Orange County or Riverside or Phoenix
$90k-$130k/yr OnsiteFull Time
Fehr & Peers
Fehr & Peers: Provides specialized transportation planning and traffic engineering services.
2+ YOE2+ years developing travel demand and forecasting models; experience with TransCAD and Emme preferred; proficiency with Python, R, C++, VBA, Access, and GIS; experience with big data sources (Replica, StreetLight); strong communication and presentation skills; bachelor's or master's in transportation, civil engineering, or related.
Emme, TransCAD, Visum, Python, R, C++, VBA, Access, GIS, Replica, StreetLight
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1mo
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Research Scientist
Hampton or Greenbelt or Huntsville or Dallas or Houston or Denver or Mountain View or Edwards Air Force Base
$90k-$125k/yr OnsiteFull Time
Analytical Mechanics Associates
Analytical Mechanics Associates: Provides aerospace engineering and technical services for space missions.
5+ YOEBachelor's in Physics/Atmospheric Science, 5+ years with satellite/airborne/ground atmospheric datasets, expertise in atmospheric processes, scientific programming (Python/MATLAB/IDL), data/time-series analysis, and strong communication skills.
Python, MATLAB, IDL, LaTeX, Microsoft Word, NetCDF, HDF
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3mo
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Senior Scientist
Riverside or Aguadilla
OnsiteFull Time
Prescient Edge
Prescient Edge: Provides intelligence, security, and defense support services.
10+ YOESenior Scientist with 10+ years experience in C4I, AMOSS, ISR; DoD/DHS environment exposure; travel; Secret clearance.
Python, R, Data visualization tools, Microsoft Office
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1mo
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Student Research Assistant- CREST S #654761860
Pomona, California, United States
$17/hr OnsitePart Time
Cal Poly Pomona Foundation
Cal Poly Pomona Foundation: Auxiliary organization providing support services for Cal Poly Pomona.
Undergraduate STEM student at Cal Poly Pomona; programming in MATLAB and Python; interest in machine learning and dynamics; strong organization and teamwork; ability to commit ~20 hours/week; funding requires US citizen, national, or lawful permanent resident.
MATLAB, Python
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2mo
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Staff Engineer - Packaging Innovation
Diamond Bar, California, United States
$108k-$153k/yr RemoteFull Time
Niagara Bottling
Niagara Bottling: Manufactures and distributes private label bottled water and beverages.
6+ YOELead technology scouting, R&D project design, data-driven optimization; 6+ years in Mechanical/Materials fields; collaboration across functions.
Matlab, Python, DMA, DSC, Material Strength Testing, Full-Field Measurement
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2mo
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Cust Prgm Measurement & Eval, Advisor (Irwindale, CA, US, 91702)
Irwindale, California, United States
HybridFull Time
Edison International
Edison InternationalNYSE: EIX: Generating and distributing electricity to customers in Southern California.
7+ YOESeven+ years in DSM evaluation, forecasting or economic analyses; experience coordinating 3rd party vendors.
R, Python, SAS, SQL
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2mo
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Assistant Professor, School of Accountancy
Fullerton, California, United States
$11k-$12k/mo OnsiteFull Time
California State University
California State University: Public university system providing higher education and academic research.
Ph.D. in accounting or related field; strong teaching; research; collaboration; inclusive teaching; technology integration.
Excel, SQL, R, Python, Accounting Information Systems
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2w
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Staff Air Pollution Specialist
Sacramento or Riverside County
$11k-$13k/mo HybridFull Time
State Controller's Office
State Controller's Office: California's fiscal controller managing state financial operations and assets.
Expertise in on-road light- and heavy-duty vehicle emissions modeling, project leadership, data analysis, and stakeholder communication; must prepare Statement of Qualifications and meet classification minimums.
EMFAC, Python, MySQL, Excel, R
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2d
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Manager, Data Reporting and Analytics - SCAL (Epic, Oracle, SQL, SAS, Teradata, MS SQL Server)
Fontana, California, United States
$139k-$180k/yr OnsiteFull Time
Kaiser Permanente
Kaiser Permanente: Provides integrated medical care and health insurance plans.
6+ YOE3+ MgmtManagerial experience plus advanced data analytics background; bachelor\u0002s degree in quantitative field preferred; 6+ years related experience, 3+ years leadership; familiarity with analytics, reporting, data quality, and stakeholder engagement.
Epic, Oracle, SQL, SAS, Teradata, MS SQL Server, R, Python
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