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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381–400 of 886 jobs
Materials R&D Lab Technician
8 weeks agoAntora Energy · San Jose, California, United States
Mid level$35.00 – $41.00 an hourScience & researchAntora Energy is seeking a Materials R&D Lab Technician to join our materials development team at our headquarters near San Jose, CA. In this hands-on role, you will partner directly with engineers to execute high-temperature experiments using benchtop furnaces and supporting…
Head of Research
8 weeks agoOmnifold · San Francisco, California, United States
On-siteFull-timeDirectorScience & researchOmnifold trains frontier models for forecasting and optimization. Our research team is professors and PhDs from OpenAI, Adept, Google, Stanford, and MIT. We build systems to outperform the state of the art algorithms in prediction, optimization, and control, with a focus on…
Innovation Principal
8 weeks agoTrace3 · Irvine, California, United States
Lead / staff$220K – $240K a yearScience & researchThe Trace3 Innovation team advises CxOs on the emerging technologies most relevant to their business challenges and transformation strategies. As trusted advisors, we deliver bespoke, high-impact guidance paired with unparalleled access to emerging technology ecosystems. The…
Associate Director
8 weeks agoImpact Justice · Oakland, California, United States
HybridFull-timeDirector$115K – $125K a yearScience & researchImpact Justice's Housing Lab nurtures and invests in innovative, proven solutions to strengthen support systems for people leaving prison, reduce recidivism, and minimize housing insecurity. The Lab's flagship program, the Homecoming Project (THP), uses a shared housing model…
Research Scientist – Frontier Evaluations
8 weeks agoAfterQuery · San Francisco, California, United States
On-siteFull-time$210K – $450K a yearScience & researchAfterQuery is hiring Research Scientists to design and publish rigorous evaluations for frontier AI systems. The role spans agentic, coding, and safety evaluations, as well as expert-domain evaluations involving applied AI in healthcare, STEM, finance, and related fields. You…
Evolver · Palo Alto, California, United States
Science & researchEvolver is looking for a Research Scientist with a strong background in information theory, statistical inference, uncertainty quantification, or related mathematical methods.
Research Scientist - Autonomous Systems
8 weeks agoEvolver · Palo Alto, California, United States
Science & researchEvolver is looking for a Research Scientist with a strong background in autonomous systems, control, mathematical system theory, optimization, or decision-making under uncertainty.
Member of Technical Staff - Research
8 weeks agoValkai · San Francisco, California, United States +1
On-siteFull-timeLead / staff$200K – $350K a yearScience & researchYou'll turn difficult problems in real workflows into research questions, develop improvements across models and agent systems, and carry results into production. This role is for a researcher with strong engineering ability who can move between model training, experimentation,…
Samsung Semiconductor · San Jose, California, United States
Full-timeDirector$219K – $351K a yearScience & researchSamsung Semiconductor takes pride in being an equal opportunity workplace dedicated to fostering an environment where all individuals feel valued and empowered to excel, regardless of race, religion, color, age, disability, sex, gender identity, sexual orientation, ancestry,…
Member of Technical Staff, Cell Therapy
8 weeks agoLatchBio · San Francisco, California, United States
On-siteFull-timeLead / staffScience & researchYou will own the cell therapy benchmarks on our roadmap, decide what correct work looks like in these modalities, and shape how our agents reason about them, from design through IND.
Iambic Therapeutics, Inc · San Diego, California, United States
On-siteFull-timeMid level$113.6K – $156K a yearScience & researchWe are seeking an experienced and highly motivated Research Scientist, Purification & Analytical Sciences to develop and advance small-molecule purification and high-throughput analytical capabilities within our drug discovery team. This scientist will provide scientific and…
Iambic Therapeutics, Inc · San Diego, California, United States
On-siteFull-timeSenior$88K – $128K a yearScience & researchWe are seeking a motivated and hands-on Senior Associate Scientist I/II, Purification Sciences to support small-molecule drug discovery. This individual will perform chromatography-based purification, with a focus on preparative LC and preparative SFC, supporting medicinal…
Research Program Manager, Governance
8 weeks agoOpenAI · San Francisco, California, United States
HybridFull-time$239K – $328K a yearScience & researchOpenAI’s Governance team helps shape how the company responsibly develops and deploys increasingly capable AI. We bring together technical evidence, policy, and operational perspectives to help the company address emerging risks, resolve difficult questions, and make…
Altos Labs · San Francisco, California, United States
Senior$136.3K – $174.7K a yearScience & researchDesign expression constructs and perform recombinant cell culture for membrane protein and membrane-associated protein purification and characterization.; Evaluate the purity, stability, and physical properties of purified proteins.; Develop new protein activity assays and…
R&D Pilot Lab Technician
8 weeks agoNordic Naturals · Vista, California, United States
Mid levelFrom $27.00 an hourScience & researchThe R&D Pilot Lab Technician supports the development, optimization, and scale‑up of softgel processes within the Product Development pilot facility. This role is responsible for preparing and executing pilot‑scale softgel batches, operating and maintaining pilot equipment,…
Decision Science Manager, Enterprise
8 weeks agoZipRecruiter · Santa Monica, California, United States
RemoteManager$177.5K – $235K a yearScience & researchWe offer a hybrid work environment. Most US-based positions can also be performed remotely (any exceptions will be noted in the Minimum Qualifications below.)
Tr1X · San Diego, California, United States
Senior$152K – $165K a yearScience & researchThe Senior Scientist, In vivo Immunology – Targeted LNP Delivery is an experienced, hands-on immunologist who leads the biological design and evaluation of targeted lipid nanoparticle (tLNP) formulations supporting the Tr1X in vivo chimeric antigen receptor (CAR)-Treg platform.…
Analytical Scientist I
8 weeks agoProlific Machines · Emeryville, California, United States
On-siteFull-timeEntry level$120K – $140K a yearScience & researchCollaborate with cell line development and bioprocess teams for delivery of key internal technology programs and external customer projects.; Develop, optimize, and validate assays for protein titer and quality for broad classes of recombinant therapeutic proteins.; Plan and…
Research Scientist, Map Scalability
8 weeks agoWaymo · Mountain View, California, United States +2
Entry level$213K – $263K a yearScience & researchWaymo is an autonomous driving technology company with the mission to be the world's most trusted driver. Since its start as the Google Self-Driving Car Project in 2009, Waymo has focused on building the Waymo Driver—The World's Most Experienced Driver™—to improve access to…
Research Lead - Pre-training Safety
8 weeks agoFAR.AI · Berkeley, California, United States +2
RemoteFull-timeLead / staff$290K – $450K a yearScience & researchResearch Leads define and own a research workstream end-to-end. Day-to-day, that means:
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.