OptiTalent · Job Finder
Science jobs in California, United States
886 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
Science jobs in California at a glance
- Open roles
- 886
- Remote
- 7%
- Posted in the last 30 days
- 235
- Advertised pay, middle half
- $126K – $300Kmedian $190K
From the 708 science jobs here that state yearly pay in USD: the top of each advertised range. Updated nightly.
Hiring most here
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781–800 of 886 jobs
Senior Manager, Measurement Science
9 months agoSamba · Los Angeles, California, United States
On-siteFull-timeManager$120K – $150K a yearScience & researchPeople Leadership: Manage, coach, mentor, and grow a team of 3 high-performing and high-potential Measurement Partners.; Client Delivery & Insights: Own end-to-end strategy, delivery, and fulfillment for a small portfolio of key accounts (1-2 key accounts). Act as a strategic…
Research Scientist
9 months agoCursor · San Francisco, California, United States +1
On-siteFull-timeScience & researchWe’re looking for Research Scientists who can drive effective RL or mid-training research in a small-team setting. You’ll own ambiguous, hard research problems end-to-end: forming hypotheses, designing experiments, building the training/eval/data needed to test them, and…
OpenAI · San Francisco, California, United States
HybridFull-time$239K – $328K a yearScience & researchThe Human Data team at OpenAI is responsible for identifying and mitigating risks in advanced AI systems by designing evaluations, surfacing vulnerabilities, and collaborating closely with researchers to strengthen model reliability and public trust.
Research + Modeling
9 months agoMind Robotics · Palo Alto, California, United States
On-siteFull-timeScience & researchAt Mind Robotics, we’re building generalized physical AI—robotic systems capable of dexterous, adaptive, and reasoning-intensive work in real-world industrial environments. Our models sit at the core of this effort, bridging cutting-edge foundation model techniques with…
Member of Technical Staff - Research
9 months agoKinetic Systems · San Francisco, California, United States
On-siteFull-timeLead / staff$175K – $350K a yearScience & researchAs a Member of Technical Staff (Research), you’ll help drive our research agenda towards advancing AI model capabilities for real-world healthcare tasks. You will have high agency to explore novel research directions and investigate the edge of model capabilities. You will own…
Applied Researcher
9 months agoPhysical Intelligence · San Francisco, California, United States
On-siteFull-timeScience & researchThe Deployments team is responsible for solving real world problems with our models and robots. We tackle the full problem space: integrating with customer workflows, training models to solve their dexterous tasks, and ensuring the on-site reliability of the system. This…
Member of Technical Staff
9 months agohumans& · San Francisco, California, United States
On-siteFull-timeLead / staff$450K a yearScience & researchhumans& is a human-centric frontier AI lab. We believe AI can be reimagined, centering around people and their relationships with each other.
Postdoctoral Researcher, Horns Lab
9 months agoArc Institute · Palo Alto, California, United States
From $80K a yearScience & researchThe Horns Lab is seeking motivated, hard-working, and curious scientists. Our lab develops and applies technologies that bridge synthetic biology and genomics to answer fundamental and translational questions in human health, with a particular emphasis on immunology and…
Member of Technical Staff - Safety
9 months agoReflection · San Francisco, California, United States +2
On-siteFull-timeLead / staffScience & researchOwn the red-teaming and adversarial evaluation pipeline for Reflection’s models, continuously probing for failure modes across security, misuse, and alignment gaps.; Work hand-in-hand with the Alignment team to translate safety findings into concrete guardrails, ensuring models…
Research Scientist - Agents (Post Training)
9 months agoInstitute of Foundation Models · Sunnyvale, California, United States
On-siteFull-timeMid level$150K – $450K a yearScience & researchAs a member of the Agents team, you will tackle research and engineering challenges to train advanced agentic language models that are adept at using reasoning and tool use to complete tasks on a computer. These challenges range from building high-quality training datasets and…
Pitch a Role / General Opportunities
9 months agoReflective · San Francisco, California, United States
RemoteScience & researchAre you curious to join the Reflective team, but do not see an active role that fits what you're looking for? Apply below.
Research Scientist (Generative Modeling)
10 months agoWorld Labs · San Francisco, California, United States
On-siteFull-timeMid level$250K – $325K a yearScience & researchWe are looking for a talented Research Scientist with a strong background in generative modeling, particularly diffusion models, to join our modeling team. This role is ideal for candidates with deep expertise in diffusion models applied to images, videos, or 3D assets and…
Member of Technical Staff - Robotics Researcher
10 months agoMoonlake · San Francisco, California, United States
On-siteFull-timeLead / staffScience & researchWe are looking for a Member of Technical Staff – Robotics to help build the bridge between simulation, world models, and real-world robotic systems.
Principal Scientist, Process Chemistry
10 months agoCalico · South San Francisco, California, United States
Lead / staff$197K – $230K a yearScience & researchCalico is seeking an experienced Process Chemist to join our laboratory-based chemical development team. The ideal candidate brings extensive hands-on experience in process research, route scouting, and scale-up of organic molecules. In this role, you will design, optimize, and…
AI Applied Scientist
10 months agoFigma · San Francisco, California, United States +2
Full-timeSenior$153K – $376K a yearScience & researchFigma is growing our team of passionate creatives and builders on a mission to make design accessible to all. Figma’s platform helps teams bring ideas to life—whether you're brainstorming, creating a prototype, translating designs into code, or iterating with AI. From idea to…
Member of Technical Staff - Evaluations
10 months agoReflection · San Francisco, California, United States +2
On-siteFull-timeLead / staffScience & researchConduct critical comparative analysis to advance our understanding of model capabilities; Build and refine evaluation systems and processes that create tight feedback loops between data, evals, and model behavior; Develop generalizable evaluation frameworks that capture what…
3D Reconstruction Scientist
11 months agoArray Labs · Redwood City, California, United States
HybridFull-timeMid level$150K – $300K a yearScience & researchAs a 3D Reconstruction Scientist on this team, you will develop and deploy algorithms that reconstruct 3D structure from distributed radar and optical sensors. You’ll work on multi-view geometry, tomography, and large-scale inverse problems, and you’ll be responsible for taking…
Member of Research Staff
11 months agoNudge · San Francisco, California, United States
On-siteFull-timeLead / staffScience & researchAs a member of research staff at Nudge, you will:
Irvine Clinical Research · Los Angeles, California, United States
On-siteFull-timeMid level$62.4K – $83.2K a yearScience & researchStudy Management: Serve as the primary or co-coordinator for assigned Phase II/III clinical research studies, overseeing day-to-day operations from site initiation to closeout.; Protocol Compliance: Execute study procedures with strict adherence to Good Clinical Practice (GCP)…
Computational Neuroscientist
11 months agoAlljoined · San Francisco, California, United States
On-siteFull-time$120K – $160K a yearScience & researchAs a Computational Neuroscientist, you will play a pivotal role in advancing our research. Using computational and neuroimaging techniques, you will design and iterate on stimulus paradigms at scale in collaboration with our research team, and perform comprehensive analyses on…
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.