LLM researcher jobs in California
67 open roles for LLM researchers in California as of Nov 15, 2026. Waymo, Reflectionai, Hark, Anthropic and Wayve have the most. 3 are remote and the median advertised salary is $280K.
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Skills asked for in LLM researcher roles in California
Bars show the share of these 67 roles; one role can count in several rows.
- Sr. Software Engineer, Pretraining DataCursor · 🇺🇸Palo Alto, CA$220K - $357KSeniorData quality
- Software Engineer, Pretraining DataCursor · 🇺🇸Palo Alto, CA$160K - $250KLLM evaluationData quality
- Member of Technical Staff, Multimodal Pretraining DataHark · 🇺🇸San Jose$180K - $450KPython
- Member of Technical Staff, Pretraining EvaluationsHark · 🇺🇸San Jose$180K - $450KPython
- Member of Technical Staff, Pretraining DataMirendil · 🇺🇸San Francisco$300K - $400KPythonPyTorchLLM evaluation
- Member of Technical Staff, Pretraining Architecture and ScalingHark · 🇺🇸San Jose$180K - $450K
- Research Program Manager, Pre-trainingReflectionai · 🇺🇸San Francisco, CA—
- Research Scientist, Pre-training ResearchChai Discovery · 🇺🇸San Francisco office—CAD
- Research Scientist – Multimodal Foundation Models & Visual ReasoningElorian Ai Inc · 🇺🇸Palo Alto—PythonMachine LearningPyTorch
- Research Engineer / Scientist, Pre-trainingAnthropic · 🇺🇸Remote-Friendly (Travel-Required) | San Francisco, CA | S…$500K - $850KRemotePythonMachine LearningLLM
- Member of Technical Staff - ML Research Engineer, Pre-Training DataLiquid Ai · 🇺🇸San Francisco—HybridPythonPyTorch
- Machine Learning Engineer - Vision Foundation ModelsZoox · 🇺🇸Foster City, CA$254K - $305KPythonC++Machine Learning
- Internship, Foundation Models42dot · 🇺🇸Sunnyvale, United States—InternPythonMachine LearningPyTorch
- Machine Learning Engineer, Driving Foundation Models42dot · 🇺🇸Sunnyvale, United States$175K - $250KGoPythonC++
- Senior Data Scientist - LLMs for Fraud DetectionDataVisor · 🇺🇸Mountain View, California, United States$140K - $170KSeniorPythonSQLGCP
- Member of Technical Staff — RL & Agentic Model TrainingEmbedding Vc · 🇺🇸San Francisco Bay Area—PythonPyTorch
- 2027 Summer Intern, PhD, Research, Multimodal Foundation ModelsWaymo · 🇺🇸Mountain View, CA, USA—InternPythonMachine LearningPyTorch
- Member of Technical Staff - Pre-Training DataReflectionai · 🇺🇸San Francisco, CA—PythonMachine LearningPyTorch
- Roboticist, Robot Foundation ModelWayve · 🇺🇸Sunnyvale, California USA$210K - $267KHybridPythonC++Machine Learning
- Research Engineer - Pre-training DataPrimeIntellect · 🇺🇸San Francisco—PythonLangChainDatadog
- Research Engineer - Pre-trainingPrimeIntellect · 🇺🇸San Francisco—PythonPyTorchLangChain
- Research Engineer -- Vision and Vision-Language ModelsZyphra · 🇺🇸San Francisco—PythonMachine LearningPyTorch
- Research Scientist - Pre-trainingPluralis Research · 🇺🇸San Francisco—RemotePythonLLMPyTorch
- Principle Roboticist, Robot Foundation ModelWayve · 🇺🇸Sunnyvale, California USA$296K - $375KHybridPythonC++Machine Learning
- 2027 Summer Intern, MS/PhD, Research, Perception Foundation ModelsWaymo · 🇺🇸Mountain View, CA, USA—InternPythonMachine LearningPyTorch
- Research Scientist, Robot Foundation ModelsWayve · 🇺🇸Sunnyvale, California USA$370K - $513KHybridMachine LearningPyTorchReinforcement learning
- Foundation Model Data EngineerSciforium · 🇺🇸San Francisco, CA$155K - $210KPythonMachine LearningLLM
- 2027 Summer Intern, PhD, Research Scientist, Foundation ModelsWaymo · 🇺🇸Mountain View, CA, USA—InternPythonMachine LearningTensorFlow
- Staff Tech Lead, Perception, Pre-training & DistillationWaymo · 🇺🇸Mountain View, California, United States, San Francisco…$251K - $310KLead and abovePythonC++Machine Learning
- Pre-training Research EngineerSciforium · 🇺🇸San Francisco, CA$165K - $225KMachine LearningDeep learningDistributed training
- Research Engineer - Pre-trainingPluralis Research · 🇺🇸San Francisco—RemotePythonLLMPyTorch
- AI Research Intern: Foundation Models - IMMEDIATE STARTGraymatter Robotics · 🇺🇸Los Angeles - HQ$40 - $50 an hourInternPythonPyTorchAI
- Staff Research Scientist, Foundation Models RecipesWaymo · 🇺🇸Mountain View, CA, US; San Francisco, CA, US; Kirkland, W…$251K - $310KLead and aboveMachine LearningLLMPyTorch
- Machine Learning Scientist, PretrainingProfluent · 🇺🇸Emeryville, California, United States; Hybrid (2-3 days o…$212K - $339KHybridGCPAzureMachine Learning
- Member of Technical Staff, Foundation ModelsOdysseyml · 🇺🇸Palo Alto$164K - $508KPyTorch
- Staff Software Engineer- Foundation Model InferenceDatabricks · 🇺🇸San Francisco, California$190K - $265KLead and aboveAzureLLMPyTorch
- Staff Machine Learning Engineer - Vision-Language Foundation ModelsWaymo · 🇺🇸Mountain View, California, United States$251K - $310KLead and abovePythonMachine LearningLLM
- Senior Applied Scientist, Efficient LLM Inference & Model OptimizationNebius · 🇺🇸Palo Alto, California, United States$195K - $262KSeniorPythonMachine LearningLLM
- Senior Machine Learning Engineer, Model Training and Reinforcement LearningNebius · 🇺🇸Palo Alto, California, United States$195K - $262KSeniorPythonMachine LearningLLM
- Sr. Staff ML Researcher, LLM Algorithmic OptimizationD Matrix · 🇺🇸Santa Clara$175K - $265KHybridLead and abovePythonMachine LearningLLM
- Senior AI Infrastructure Engineer - Model TrainingKodiak · 🇺🇸Mountain View, CA$190K - $260KSeniorPythonC++PyTorch
- Principal Research Engineer, Model Training & Post-TrainingInflection AI · 🇺🇸Palo Alto, California, United States$400K - $550KLead and aboveMachine LearningLLM
- Member of Technical Staff, PretrainingMirendil · 🇺🇸San Francisco$300K - $400KDistributed training
- Member of Technical Staff, Model TrainingParallel · 🇺🇸San Francisco or Palo Alto$150K - $300K
- Senior Staff Machine Learning Engineer, LLM/VLM Model Architecture & OptimizationWaymo · 🇺🇸Mountain View, CA, USA; San Francisco, CA, USA;$298K - $368KLead and aboveMachine LearningLLMPyTorch
- Research Scientist, Video Foundation ModelsCantina · 🇺🇸San Francisco$200K - $320KHybrid
- Senior / Principal ML Scientist, Foundation Models for Life SciencesLila Sciences · 🇺🇸San Francisco, CA USA$268K - $384KLead and aboveGCPMachine LearningPyTorch
- Machine Learning Researcher, Multimodal LLMsBland · 🇺🇸San Francisco$160K - $280KMachine LearningLLMAI
- Helix AI Engineer, Video PretrainingFigure · 🇺🇸San Jose, CA$200K - $400KPythonMachine LearningPyTorch
- Member of Technical Staff - Pre-Training InfraReflectionai · 🇺🇸San Francisco, CA—Machine Learning
Showing the newest 50. See all 67 in search
Who is hiring for LLM researcher roles in California
Where LLM researcher roles in California are
- 🇺🇸United States67
- 🇺🇸California67
- 🇺🇸San Francisco Bay Area64
- 🇺🇸Seattle, WA2
- 🇺🇸New York, NY1
- 🌏Asia-Pacific1
- 🇯🇵Japan1
- 🇯🇵Tokyo1
- 🇺🇸Los Angeles, CA1
A role that lists several places is counted in each of them.
Questions about LLM researcher jobs in California
- How many LLM researcher jobs in California are open right now?
- There are 67 open LLM researcher jobs in California at 39 companies on Jobs Every Hour as of Nov 15, 2026. 5 of them were posted in the last seven days. The list is rebuilt every hour from the employers' own careers pages.
- Which companies have the most LLM researcher jobs in California?
- Right now the most openings are at Waymo (7), Reflectionai (5), Hark (4), Anthropic (3) and Wayve (3). The ranking changes as companies open and close roles.
- Are there remote LLM researcher jobs in California?
- 3 of the 67 open LLM researcher jobs in California (4%) are listed as remote. Remote roles are often limited to certain countries or time zones, so check the location line of each job.
- What do LLM researcher jobs in California pay?
- The median advertised salary is $280K, based on 39 open roles that publish a yearly US-dollar range. The middle half of those roles advertise between $228K and $336K. These are advertised ranges, not verified pay. Most employers here are technology companies, so the figures run above the wider market for the same work.
- Is it hard to get one of the LLM researcher jobs in California?
- 6 of the 67 open LLM researcher jobs in California (9%) are for beginners: junior roles and internships. Of the 18 postings that state experience, the median asks for 5 years. 39 companies are hiring and 5 roles were posted in the last seven days. Matching your resume to the skills each posting names helps most; the free resume builder shows the match.
- How is AI changing LLM researcher jobs in California?
- 56 of the 67 open LLM researcher jobs in California (84%) ask for AI or machine-learning skills, most often PyTorch, Machine Learning, LLM. Employers still list 67 such roles today at 39 companies. Counted from the postings' own text on Nov 15, 2026.
- What skills do LLM researcher jobs in California ask for?
- Most often Python (63%), PyTorch (60%), Machine Learning (55%), LLM (37%), AI (25%) of the 67 open postings, counted from their own text on Nov 15, 2026.
- Which job titles come up most in LLM researcher jobs in California?
- Member of Technical Staff (16), Research Engineer (8), Research Scientist (7), Machine Learning Engineer (3), 2027 Summer Intern (3): the most common titles among the 67 open roles, without the level and place notes in brackets.
- Are LLM researcher jobs in California in demand in 2026?
- 67 LLM researcher jobs in California are open on Jobs Every Hour today at 39 companies, 0.0% of all 148,162 open jobs here; 5 were posted in the last seven days. The median advertised salary is $280K. 3 (4%) can be done remotely.
- How do I apply for LLM researcher jobs in California?
- Open a job and press “Apply on company site”. You go straight to the employer's own careers page and apply there. Jobs Every Hour needs no account and charges nothing for applying.
More like LLM researcher jobs in California
- LLM researcher jobs 136
- Jobs in California 28,322








