1w
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Associate Principal Scientist, Innovation
El Segundo, California, United States
$116k-$174k/yr HybridFull Time
6+ YOEMaster's in nutrition/exercise physiology or related,6+ years R&D/innovation experience in CPG or supplements,expertise with dietary supplement ingredients,supporting concept-to-commercialization,AI tools and cross-functional work.
Microsoft Office, Citation Managers, PubMed, AI tools and platforms
6d
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Principal Clinical Scientist
Aliso Viejo, California, United States
$148k-$194k/yr OnsiteFull Time
5+ YOEMaster's degree in relevant science/medicine, 5+ years clinical research scientist experience, GCP knowledge, clinical protocol development, strong writing and communication, analytical skills.
PubMed, MedLine
2w
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Principal Scientist- Search
New York City or San Francisco or Los Angeles or Irvine or McLean or Washington
$212k-$394k/yr HybridFull Time
8+ YOEPhD and 8+ years building and deploying production AI systems; deep expertise in information retrieval, search, NLP, RAG, knowledge graphs, LLMs; strong product sense and leadership skills.
Python, PyTorch, Hugging Face, Azure ML, Azure AI Foundry, AWS SageMaker
3w
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Senior Principal Data Scientist, Advanced Forecasting
Irvine, California, United States
$145k-$205k/yr OnsiteFull Time
10+ YOEBachelor's degree in quantitative field, minimum 10 years experience (or 8 with Masters/4 with PhD), strong statistical and ML fundamentals, hands-on Python/R and SQL, forecasting and scenario modeling experience, excellent communication.
Python, R, SQL, Anaplan, Oracle, JDE, Concur, Salesforce.com, Databricks, Azure, AWS
2w
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Data Scientist, Principal
Oakland or Washington or Ohio or District of Columbia or California or Long Beach or Arizona or Colorado or Connecticut or Florida or Georgia or Maryland or Minnesota or Nevada or Oregon or El Dorado Hills or San Diego or Woodland Hills or Alabama or Illinois or Virginia or Wisconsin or Texas or New York
$182k-$273k/yr HybridFull Time
8+ YOEAdvanced experience in applied AI/ML and software development, strong Python engineering, hands-on with deep learning and LLM frameworks, experience building production AI applications and leading ML design.
Python, PyTorch, TensorFlow, LangChain, LangGraph, SQL, Spark, Azure, Google Cloud, AWS
1w
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Principal Scientist - Modeling & Simulation
Thousand Oaks, California, United States
$144k-$194k/yr OnsiteFull Time
2+ YOEPhD (2 yrs) or MS (5 yrs) or BS (7 yrs) experience in PK/PD or statistical modeling; proficiency with modeling software; strong quantitative and communication skills.
NONMEM, SAS, R/S-Plus, STAN, MATLAB
1w
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Principal Data Scientist - Games
Glendale, California, United States
$156k-$209k/yr OnsiteFull Time
10+ YOEBachelor's in quantitative field,10+ years data science experience in gaming/entertainment,proficiency in SQL and Python or R,experience with cloud analytics and experimentation,strong communication and storytelling skills.
SQL, Python, R, Snowflake, Databricks, AWS, Tableau, Looker
6d
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Principal Data Scientist - Games
Glendale, California, United States
$156k-$209k/yr OnsiteFull Time
10+ YOE10+ years data science experience; advanced analytics, experimentation, forecasting, and behavioral segmentation for games/telemetry; strong SQL and Python/R skills; executive communication and cross-functional influence.
SQL, Python, R, Snowflake, Databricks, AWS, Tableau, Looker
1w
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Principal Data Scientist, Pricing
Los Angeles, California, United States
RemoteFull Time
8+ YOE8+ years in data science with pricing/revenue optimization experience; production ML deployment experience; strong quantitative modeling; ability to communicate with product and executive stakeholders.
Python, SQL, AWS, GCP, Azure, Snowflake, Databricks, dbt
1w
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Process Development Principal Scientist
Thousand Oaks, California, United States
$142k-$192k/yr OnsiteFull Time
5+ YOEPhD/PharmD/MD or advanced degree with significant operations experience; deep expertise in organic/physical/solid-state chemistry, formulation and unit operations; experience mentoring, technical writing, and characterization techniques.
XRPD, DSC, TGA, SEM
1w
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Process Development Principal Scientist
Thousand Oaks, California, United States
$142k-$192k/yr OnsiteFull Time
2+ YOEAdvanced scientific degree with relevant industry experience; expertise in analytical characterization (CE, SEC, IEX, RP, HILIC, mass spectrometry, XRPD, DSC, TGA, SEM); experience authoring regulatory documents and leading analytical strategy.
CE, SEC, IEX, RP, HILIC, mass spectrometry, XRPD, DSC, TGA, SEM
1mo
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Senior Principal Data Scientist, AEC
California or Washington or New York or British Columbia or Ontario or Irvine
$159k-$286k/yr RemoteFull Time
10+ YOE10+ years in data science/applied ML focused on product analytics and user behavior modeling; expertise in predictive modeling, instrumentation, AI evaluation, and experimentation; strong communication and technical leadership.
LLMs, MCP, RAG architectures, LLM-as-a-Judge, A/B testing
1mo
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Principal Applied Scientist Perception, Compass
Pasadena, California, United States
$199k-$269k/yr OnsiteFull Time
6+ YOEPhD in a technical field, 6+ years in perception research (robotics preferred), strong publication record, experience deploying perception on robots, and proficiency in Python and C++.
Python, C++, LiDAR, depth cameras, radar, embedded GPUs
3w
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Principal Scientist – Surface Biology Early Validation Lead
Thousand Oaks, California, United States
$140k-$190k/yr OnsiteFull Time
3+ MgmtAdvanced scientific degree or equivalent experience with demonstrated leadership; minimum 3 years people-management experience; expertise in cell-surface biology and quantitative cell-based assays; experience with flow cytometry, microscopy, imaging, and proteomics.
flow cytometry, microscopy, high-content imaging, proteomics
1w
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Process Development Sr Principal Scientist
Thousand Oaks, California, United States
$158k-$213k/yr OnsiteFull Time
3+ YOEDoctorate (or equivalent) or advanced degree with scientific experience; experience in analytical method development, oligonucleotide/peptide/small molecule characterization, MS/NMR/FTIR techniques, GLP/GMP familiarity, technical writing, and cross-functional leadership.
MS, UV, NMR, FTIR
3mo
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Process Development Sr Principal Scientist
Thousand Oaks, California, United States
$158k-$213k/yr HybridFull Time
3+ YOEDoctorate/PharmD/MD with 3+ years; or Master with 6+ years; or Bachelor with 8+ years in scientific fields.
Process engineering, Statistical analysis, Data analysis, Laboratory information systems
1w
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Principal Scientist - Clinical Pharmacology Modeling and Simulation
Thousand Oaks, California, United States
$148k-$200k/yr HybridFull Time
2+ YOEAdvanced degree in relevant quantitative discipline with 2–7 years clinical pharmacology/pharmacometrics/modeling and simulation experience; expertise in population PK/PD, PBPK, exposure-response, and regulatory submissions.
3d
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Principal Scientist – Chemical Biology & Proximity-Based Therapeutics
Thousand Oaks, California, United States
$140k-$190k/yr OnsiteFull Time
2+ YOEPhD/MS/BS in chemical biology or related field with industry experience (2–7 years depending on degree), expertise in chemical biology, phenotypic screening, and mechanism-of-action studies.
1w
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Communication & Network Architect - Principal Scientist/Engineer
El Segundo, California, United States
$204k-$306k/yr OnsiteFull Time
15+ YOEBachelor's in STEM,15+ years in communications and space/ground network architecture, experience with SATCOM, pLEO, optical crosslinks, AI/ML, prototyping, mentoring; ability to attain Top Secret/SCI and U.S. citizenship required.
AI/ML, SATCOM, pLEO, optical crosslinks
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