Mission Viejo • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Mission Viejo • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Mission Viejo • 50 milesRemote · Hybrid · Onsite · Field · All Environments
Mission Viejo • 50 milesRemote · Hybrid · Onsite · Field · All Environments
14 lead data scientist jobs at 8 companies in Mission Viejo, CA
2w
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Data Scientist Lead
Costa Mesa, California, United States
$146k-$195k/yr HybridFull Time
3+ YOE1+ Mgmt3+ years data science experience, 1+ year leading projects, bachelor’s in quantitative field, advanced SQL and Python, cloud/data platform experience, ML production deployment, and strong communication skills.
SQL, Python, AWS, Google Cloud Platform (GCP), Databricks, Snowflake, Tableau, Power BI
1mo
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Data Scientist Lead
Costa Mesa, California, United States
$146k-$195k/yr HybridFull Time
Proven experience in statistics and data analysis, proficient with SQL and either Python or R, experience with Tableau and Excel, strong communication and Agile experience.
SQL, Python, R, Microsoft Excel, Tableau
1mo
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Data Scientist Lead
Costa Mesa, California, United States
$146k-$195k/yr HybridFull Time
Proven statistics and data analysis experience; proficiency with SQL and either Python or R; experience creating dashboards and communicating findings to stakeholders; Agile team experience preferred.
SQL, Python, R, Microsoft Excel, Tableau
1d
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Lead Data Scientist
Austin or Aventura or Boston or Dallas or Los Angeles or New York City or Raleigh or San Francisco or Seattle
$176k-$195k/yr OnsiteFull Time
5+ YOEMaster's or PhD in a quantitative field, 5+ years of data science experience, Python and SQL proficiency, machine learning productionization, MLOps familiarity, advanced modeling, project leadership, and mentoring experience.
Python, SQL, MLOps, NLP
2d
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DATA SCIENTIST SUPERVISOR
Los Angeles County, California, United States
$126k-$170k/yr OnsiteFull Time
2+ YOERequires two years leading advanced data science methods, statistical prediction, inference, optimization, and decision support at a Senior Data Scientist level; California Class C license or alternative transportation required.
machine learning, data visualization, data engineering, data modeling, ETL, large-scale databases
1d
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Senior Lead Data Scientist
Austin or Aventura or Boston or Dallas or Los Angeles or Madison or New York City or Raleigh or San Francisco or Seattle or Washington
$204k-$227k/yr OnsiteFull Time
8+ YOEMaster's or PhD in a quantitative field, 8+ years of data science experience, advanced Python and SQL, expertise in complex data science, MLOps, technical leadership, and mentoring.
XGBoost, Python, SQL, MLOps
2w
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Lead Data Scientist, AdTech
Los Angeles or Portland or San Diego or Seattle
$175k-$200k/yr RemoteFull Time
5+ YOE5+ years applied data science in digital/performance marketing; strong modeling fundamentals; hands-on ML deployment in AWS; expert Python and SQL; experience with bandits, ranking, LTV and ROAS-focused models.
Python, SQL, AWS, Looker, LLMs
1mo
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Lead Data Scientist (Context Engineering)
Irvine or El Segundo
$154k-$193k/yr OnsiteFull Time
8+ YOE8+ years in data architecture/systems or data engineering; Bachelor's in CS/Info Systems/Data Engineering required, Master's preferred; expertise in semantic modeling, Databricks, vector DBs, LangChain/LlamaIndex, Python and SQL; MarTech/CRM integration experience.
Databricks, Unity Catalog, Delta Lake, Vector Search, LangChain, LlamaIndex, Python, SQL, Salesforce, Braze, CDP, LLMs
1mo
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Lead Data Scientist (Agentic Solutions)
Irvine or El Segundo
$171k-$214k/yr OnsiteFull Time
5+ YOE5+ years in ML or applied data science; expertise with agentic frameworks, SLMs, LoRA/QLoRA, token-efficient architectures; expert Python and strong SQL; Bachelor's required (Master/PhD preferred).
LangChain, LlamaIndex, Haystack, Phi, Mistral, Gemma, LoRA, QLoRA, Python, SQL, Databricks, Spark, Delta Lake, Snowplow
1mo
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Staff Data Scientist
Irvine, California, United States
$126k-$178k/yr OnsiteFull Time
2+ YOEAdvanced degree in CS/engineering/biostatistics or related plus multiple years experience (varies by degree); expertise in modeling, validation, and scaling ML for healthcare; ability to lead technical strategy and mentor others.
Ray, PyTorch, PyTorch Lightning, DeepSpeed, JAX, CUDA, C++
3mo
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Tech Lead - Data Scientist
Newport Beach, California, United States
$220k-$250k/yr OnsiteFull Time
6+ YOE2+ Mgmt6+ years in data science/ML with 2+ years in technical leadership; production ML/data systems; Python proficiency; security domain awareness; solving complex problems with data and ML.
Python, Machine Learning Frameworks
2w
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Lead Applied Scientist, Marketing
Los Angeles or Portland or San Diego or Seattle
$175k-$200k/yr RemoteFull Time
5+ YOE5+ years applied data science experience in performance/leadgen or digital marketing; strong modeling fundamentals; hands-on ML in AWS; expertise in multi-armed bandits, recommendation/ranking, LTV modeling; expert Python and SQL.
AWS, Python, SQL, Looker, Google, Meta
3mo
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Senior Scientist
Pasadena or Sudbury or Chicago or Tampa or Phoenix
$105k-$120k/yr HybridFull Time
5+ YOEPh.D.,5+ years leading evaluation-focused proposals and projects, expertise in substance use/rural health/criminal justice, experience with federal contracts and SAMHSA data tools.
Stata, REDCap, Dedoose, Microsoft Word, Microsoft Outlook, Microsoft PowerPoint, Microsoft Excel, citation management software
2mo
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Staff Environmental Scientist/Certified Site Surveillance Technician
Irvine, California, United States
$75k-$85k/yr HybridFull Time
2+ YOEBachelor's in engineering/geology/environmental science required; CSST or CAC and lead inspector/assessor/project monitor/sampling technician certifications required; 2+ years related experience; valid driver’s license; fieldwork, data collection, and technical writing skills.