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4,812 phd jobs at 946 companies in California

1mo
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2026 PhD Residency - High-throughput Chemical Experimentation
Mountain View, California, United States
$109k-$147k/yr OnsiteFull Time, Internship
X, The Moonshot Factory
X, The Moonshot FactoryNASDAQ: GOOGL: Develops early-stage technologies and experimental projects.
PhD student in a relevant field with hands-on HTE workflow experience, data processing and analysis skills (Python/R/MATLAB), and demonstrated high-throughput research outcomes.
Python, R, MATLAB
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3w
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Fall 2026 PhD Intern - Hardware Development Engineering
Fremont, California, United States
$42-$56/hr OnsiteInternship
Western Digital
Western DigitalNASDAQ: WDC: Design and manufacture data storage devices and systems.
Currently pursuing or recently completed PhD in engineering or core science; strong critical thinking, problem solving, and communication skills; ability to support photo process development, mask management, and execution of engineering projects.
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1mo
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PhD Candidate, Tissue Reprogramming
Redwood City, California, United States
OnsiteFull Time
Retro Biosciences
Retro Biosciences: Developing therapies to extend healthy human lifespan.
MS in a relevant field preferred; hands-on lab experience with rodent necropsy, tissue harvesting, primary cell isolation, cell culture, flow cytometry, histology, and imaging; strong attention to detail and communication skills.
flow cytometry, immunohistochemistry, immunofluorescence, imaging
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2mo
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PhD Research Intern, Generative AI - 2026
Santa Clara, California, United States
$30-$94/hr OnsiteInternship
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
PhD student in CS/EE/Robotics; strong background in generative AI, computer vision, multimodal learning, robotics or RL; publications; Python and PyTorch proficiency.
Python, PyTorch
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1w
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2027 AI Initiatives PhD Internship
La Jolla, California, United States
$30/hr HybridInternship
StepStone Group
StepStone GroupNASDAQ: STEP: Global investment firm specializing in private market asset management.
Pursuing a PhD in a quantitative field; strong Python and SQL skills; experience with LLMs/NLP and quantitative modeling; ability to work in-person in La Jolla for summer and hybrid part-time in fall.
Python, SQL, LLMs, NLP, Snowflake, Azure, Airflow
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SAP iXp Intern - AI Research PhD Associate
Palo Alto or Seattle
$15-$62/hr HybridMultiple Commitments Available
SAP
SAPFrankfurt Stock Exchange: SAP: Sells enterprise resource planning and business management software solutions.
PhD student (≥2nd year) or PostDoc in AI/ML/NLP with experience in agentic AI, LLM fine-tuning, reinforcement learning or synthetic data generation; strong publication record; proficiency with LangGraph; fluent English.
LangGraph
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Associate - PhD
Boston or Brussels or Chicago or London or Los Angeles or New York City or San Francisco or San Jose or Washington
$245k/yr OnsiteFull Time
Cornerstone Research
Cornerstone Research: Provides economic and financial consulting for complex disputes.
PhD in economics/finance/accounting/marketing (graduating or recent), ability to apply academic research to real-world issues; immigration assistance available; work authorization requirements for US applicants.
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Associate - PhD
Boston or Brussels or Chicago or London or Los Angeles or New York City or San Francisco or San Jose or Washington
$245k/yr OnsiteFull Time
Cornerstone Research
Cornerstone Research: Provides economic and financial consulting and expert testimony.
Doctoral training in economics, finance, accounting, or marketing; ability to apply academic research to real-world problems; strong research, analytical, and communication skills; PhD graduates or near-graduates considered.
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1w
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2027 PhD Management Track
Atlanta or Chicago or Cleveland or Fort Worth or Los Angeles or Princeton
$185k-$230k/yr OnsiteFull Time
McMaster-Carr
McMaster-Carr: Supplies maintenance, repair, and operations products to industrial customers.
PhD candidates welcomed; strong problem solving, collaboration, and leadership potential. Work spans AI, operations, distribution, product and supplier management.
AI, large language models, 3D CAD models
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Clinical Psychologist (PsyD & PhD)
Chula Vista, California, United States
$140k-$152k/yr HybridFull Time
LifeStance Health
LifeStance HealthNASDAQ: LFST: Provides outpatient behavioral healthcare and mental health services.
Fully licensed in California psychologist, doctorate (PhD/PsyD) required, experience with adult and/or child/adolescent populations, strong clinical skills and productivity-driven practice.
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6d
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PhD Research Scientist Intern
San Francisco, California, United States
$157k/yr HybridMultiple Commitments Available
Canva
Canva: Online graphic design platform for creating and editing visual content.
Current PhD student, ideally in the third year or later, with human-AI interaction, conversational agents, or user-modeling research experience and strong machine-learning experimentation and coding skills.
machine learning
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6d
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PhD Research Scientist Intern
San Francisco or Sydney
$157k/yr HybridMultiple Commitments Available
Canva
Canva: Cloud-based visual communication and graphic design software platform.
Current PhD student, ideally in the third year or later, with human-AI interaction, conversational-agent, or user-modeling research experience and strong machine-learning experimentation and research coding skills.
machine learning, design agent, data processing, model training, evaluation
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2mo
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Licensed Psychologist (PHD / PSYD)
San Diego or California or Arizona or Idaho
$110/hr HybridFull Time, Part Time
Fusion Care Group
Fusion Care Group: Private practice providing outpatient mental health and psychiatric services.
0.5+ YOECurrent California clinical psychologist licensure (PhD/PsyD), minimum 6 months clinical experience, proficiency with Microsoft Office and electronic health records, experience providing assessments, psychotherapy, and clinical supervision.
Microsoft Office, electronic health record systems
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3w
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Associate - PhD
Boston or Brussels or Chicago or London or Los Angeles or New York City or San Francisco or Washington
$245k/yr OnsiteFull Time
Cornerstone Research
Cornerstone Research: Provides economic and financial consulting for complex legal disputes.
Doctoral-level candidates in economics, finance, accounting, or marketing; ability to apply academic research to real-world issues; visa support available; US applicants should have ≥12 months work authorization.
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3w
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Student Researcher, PhD, Fall 2026
Mountain View or Ann Arbor or Atlanta or Austin or Cambridge or Chicago or Irvine or Kirkland or Los Angeles or Madison or New York or Palo Alto or Pittsburgh or Goleta or San Bruno or Seattle or San Francisco or Sunnyvale or Washington D.C.
$118k-$157k/yr OnsiteInternship
Google
GoogleNASDAQ: GOOGL: Provides online search, advertising, cloud computing, and consumer electronics.
PhD student in CS or related field, research experience, proficiency in English and programming (e.g., Python, Java, JavaScript, C/C++); submit CV and transcript.
Python, Java, JavaScript, C, C++
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3mo
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Research Scientist Intern, Monetization Generative AI - LLM (PhD)
Bellevue or Menlo Park or Seattle or New York
$8k-$12k/mo HybridInternship
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
Ph.D. in CS/AI/NLP/Speech/CV or related field; work authorization; experience in Python/C/C++/Java; experience with PyTorch or TensorFlow; ML/NLP system building.
Python, C++, C, Java, PyTorch, TensorFlow
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1mo
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Research Intern (BS/MS/PhD)
Palo Alto, California, United States
OnsiteMultiple Commitments Available
Pika
Pika: AI-powered platform for generating and editing professional videos
BS/MS/PhD-level candidates with Videogen experience; proficiency in Python and ML toolkits (PyTorch, TensorFlow); familiarity with multimodal LLMs; strong communication and research skills.
Videogen, Python, PyTorch, TensorFlow, Multimodal large language models (MLLMs)
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2d
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ML PhD Software Engineer Internship
New York City or Seattle or Los Angeles or Mountain View
$70/hr OnsiteInternship
Atoms
Atoms: Building robotics and software to automate physical world industries.
Pursuing a PhD in machine learning, AI, or a related technical field; graduating in 2027 or 2028; 3.7 GPA minimum; advanced programming experience and machine learning research experience.
Go, Python, Ruby, Java, C, C++, LLM, RL
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4d
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Applied Scientist, PhD New Grad
United States or Austin or San Francisco or New York City or Seattle or Los Angeles or Chicago or Gurugram or Bengaluru
$120k-$220k/yr RemoteFull Time
SentiLink
SentiLink: Provides identity verification and fraud prevention for financial institutions.
Bachelor's, master's, or PhD in a quantitative field; machine learning, statistics, Python, data science, analytical, communication, and clean coding skills; U.S. work authorization and residence required.
Python, PostgreSQL, AWS, Amazon EC2, Amazon S3, Amazon RDS, Amazon Redshift
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1mo
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Motion Planning Engineer (PhD, Intern)
San Jose, California, United States
$46/hr OnsiteInternship
DiDi Autonomous Driving
DiDi Autonomous Driving: Develops Level 4 autonomous driving technology for shared mobility.
PhD in robotics/computer science/electrical engineering, research experience in motion or behavioral planning, publications in top conferences, hands-on C++ experience, strong analytical and communication skills.
C++
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