22 principal scientist jobs at 9 companies in Reseda, CA
2w
Save
Mark Applied
Hide
Senior Principal Scientist
Thousand Oaks, California, United States
$168k-$228k/yr HybridFull Time
Doctorate or equivalent scientific degree with toxicology experience; expertise in leachables/extractables, risk-based toxicology assessments, OEL/OEB derivation, GHS classification, and regulatory guidance (ICH/ISO).
OECD Toolbox, Toxtree, Benchmark Dose (BMD), EndNote, Microsoft Office
3w
Save
Mark Applied
Hide
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
1mo
Save
Mark Applied
Hide
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
2w
Save
Mark Applied
Hide
Principal Data Scientist
Palmdale, California, United States
$125k-$188k/yr OnsiteFull Time
5+ YOEActive DoD Secret clearance, 5+ years' relevant experience (with bachelor's), expertise in SQL, ETL, Python, Airflow, BI (Tableau/PowerBI), Gitlab, and Agile workflows.
SQL, Tableau, PowerBI, Python, Airflow, Gitlab, Tableau Server, Apache Airflow
2w
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
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
4d
Save
Mark Applied
Hide
Data Scientist, Principal - AI Product Engineering
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
$161k-$242k/yr HybridFull Time
10+ YOEBachelor's degree or equivalent practical experience and 10 years in data science, machine learning, AI/ML, software engineering, or advanced analytics. Requires Python, APIs, ML infrastructure, PyTorch, TensorFlow, LangChain, and LangGraph.
Python, PyTorch, TensorFlow, LangChain, LangGraph, Azure, Google Cloud, AWS, SQL, Spark, CI/CD, MLOps, LLMOps
1mo
Save
Mark Applied
Hide
Principal Guidance, Navigation & Controls Scientist
Ventura, California, United States
$270k-$300k/yr OnsiteFull Time
PhD in aerospace engineering or related field; professional GNC experience for vehicles; expertise in state estimation and modern control theory; proficiency with MATLAB/Simulink and algorithm development; US citizenship required.
MATLAB, Simulink
Explore Jobs