33 principal scientist jobs at 7 companies in Union, IL
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Principal Scientist
Wood Dale, Illinois, United States
OnsiteFull Time
Advanced degree (PhD or MS) in Chemistry/Biochemistry, hands-on peptide synthesis and SPPS experience, ability to translate technical insight into commercial products, presentation and customer engagement experience, willingness to travel.
3mo
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Principal Scientist
Melrose Park, Illinois, United States
$80k-$95k/yr OnsiteFull Time
7+ YOELead and manage E&L team; design, execute and regulatory-approve E&L studies; collaborate cross-functionally; ensure cGMP compliance and regulatory readiness.
GC/MS, HR-LC/MS, ICP-MS, Soxhlet extraction, ASE, Mass spectrometry
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Principal Data Scientist
Mettawa, Illinois, United States
$125k-$237k/yr HybridFull Time
8+ YOE8+ years data science experience with production ML, 5+ years pharma commercial analytics preferred; strong Python/R, SQL, ML lifecycle, causal inference, and cross-team collaboration.
Python, R, SQL, pandas, NumPy, scikit-learn, PySpark, PyTorch, TensorFlow, Azure ML, Databricks, MLflow
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Principal Scientist, R&D – Consumer Experience (CX) Product Insights
Glenview, Illinois, United States
$104k-$130k/yr HybridFull Time
6+ YOEBachelor's degree, 6+ years consumer/product research experience (CPG preferred); expertise in qualitative and quantitative CX methods, study design, analysis, synthesis, stakeholder communication, and coaching.
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Principal Scientist, R&D – Consumer Experience Packaging Research SME
Glenview, Illinois, United States
$104k-$130k/yr HybridFull Time
6+ YOEBachelor's degree in relevant field required (advanced degree preferred); 6+ years' experience in consumer/product research or CX; expertise in qualitative/quantitative methods; packaging research experience; strong communication and coaching skills.
1mo
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Data Scientist Principal
Lisle, Illinois, United States
$164k-$246k/yr OnsiteFull Time
6+ YOE3+ Mgmt6+ years analytics/data science experience, 3+ years leadership, advanced proficiency in Python and SQL, experience with Palantir Foundry or Databricks, forecasting and ML, ability to influence senior stakeholders.
Palantir Foundry, Databricks, Python, SQL
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Data Scientist Principal
Lisle, Illinois, United States
$164k-$246k/yr OnsiteFull Time
4+ YOE3+ MgmtAdvanced degree in quantitative field preferred; 4–6+ years analytics/data science experience (depending on degree) and at least 3 years leadership; proficiency in Python and SQL; experience with enterprise analytics platforms.
Palantir Foundry, Databricks, Python, SQL
2mo
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Principal Data Scientist, Digital Innovation
Bridgewater or Westchester
$124k-$165k/yr HybridFull Time
Proven experience leading data science initiatives, technical vision in Google ecosystem, expertise with SQL and Python, ML and statistical methods, and strong stakeholder and mentoring skills.
Google Cloud, SQL, Python
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