Data Scientist II - Scientific AI McKinsey & Co IncData Scientist II - Scientific AICAML experience with causality, Bayesian statistics & optimization, survival analysis, design of experiments, longitudinal analysis, surrogate models, transformers, Knowledge Graphs, Agents, Graph NNs, Deep Learning, computer vision. Your work will be split between developing new internal knowledge, building AI and machine learning models & pipelines, supporting client discussions, prototype development, and deploying directly with client delivery teams.
NewData Scientist VCA IncData ScientistLos Angeles, CA$107,656–$161,485 / yearOperating at the intersection of data science, pricing strategy, and business decision‑making, the Data Scientist translates analytical questions into robust statistical and machine‑learning models (e.g., price elasticity, demand forecasting, and segmentation) and translates model outputs into clear, actionable insights for pricing leaders and cross‑functional stakeholders. In addition to hands‑on model development, the Data Scientist is responsible for validating analytical approaches, documenting assumptions and limitations, and partnering with analysts and technical teams (e.g., data engineering) to enable scalable data pipelines and production‑ready model deployment into dashboards and decision tools.
Staff Decision Scientist Strategic Insights Life360 IncStaff Decision Scientist Strategic InsightsCARemote$148,000–$218,500 / yearOur category-leading mobile app, Tile tracking devices, and Pet GPS tracker empower members to protect the people, pets, and things they care about most with a range of services, including location sharing, safe driver reports, and crash detection with emergency dispatch. AI-native working style: You use AI tooling (Claude Code or equivalent) as a genuine development partner: delegating discrete tasks, reviewing outputs critically, and running parallel workstreams.
Lead Decision Scientist International Life360 IncLead Decision Scientist InternationalCARemote$133,000–$195,000 / yearOur category-leading mobile app,Tile tracking devices, and Pet GPS tracker empower members to protect the people, pets, and things they care about most with a range of services, including location sharing, safe driver reports, and crash detection with emergency dispatch. AI-native working style: You use AI tooling (Claude Code or equivalent) as a genuine development partner: delegating discrete tasks, reviewing outputs critically, and running parallel workstreams.
NewClinical Scientist / Neuropsychological Rater (Bilingual Mandarin) Irvine Clinical ResearchClinical Scientist / Neuropsychological Rater (Bilingual Mandarin)Irvine, CA$80,000–$90,000 / yearFull timeEmpirical Case Building & Advocacy: Synthesize diagnostic data and clinical history to build objective, evidence-based cases for protocol eligibility, advocating for complex or nuanced candidates who qualify under protocol criteria. Preferred Experience: Prior psychometrician or clinical rater experience in pharmaceutical clinical trials (specifically in Alzheimer’s Disease, MCI, or Major Depressive Disorder) is preferred and qualifies for higher starting compensation.
Space Photovoltaics Research Scientist The Aerospace CorpSpace Photovoltaics Research ScientistEl Segundo, CA$117,300–$175,900 / yearThe Energy Technology Department (ETD) in PSL provides expert technical assistance for space solar cell and solar array technology used on a broad range of spacecrafts and leads the community by conducting basic and applied research in characterizing photovoltaic devices and understanding how they degrade in the space environment. As a Research Scientist/Senior Scientist within PSL's Energy Technology Department (ETD), you will be focused on leading efforts to develop new tools, capabilities, and prototypes for evaluating and analyzing data for assessing next generation spacecraft solar cell and solar array technology for national security space customers.
Associate Data Scientist University of Southern CaliforniaAssociate Data ScientistLos Angeles, CA$99,823.75–$113,589.23 / yearWhen extending an offer of employment, the University of Southern California considers factors such as (but not limited to) the scope and responsibilities of the position, the candidate's work experience, education/training, key skills, internal peer equity, federal, state and local laws, contractual stipulations, grant funding, as well as external market and organizational considerations. Proficient use of query languages (e.g., SQL, MDX) and experience working with relational (e.g., MySQL, SQL Server, Oracle, Snowflake, Redshift) and non-relational (e.g., Mongo, NoSQL) databases.
Senior Data Scientist FlightStorySenior Data ScientistLos Angeles, CaliforniaWe work across four interconnected pillars: Creator Media (reach, influence, trust), Creator Community (turning audiences into connected tribes), Creator Ventures (infrastructure for creators to build and back aligned businesses), and Creator Technology & Data Intelligence - the proprietary data suite that fuels the entire flywheel. We're looking for a builder to sit at the intersection of proprietary data, applied machine learning, and creative/social intelligence - building models and systems that turn one of the most unique datasets in the creator economy into insight and competitive advantage.
Clinical Lab Scientist II Children's Hospital Los AngelesClinical Lab Scientist IILos Angeles, CA$99,008–$162,656 / yearThe scope of work includes laboratory testing for allergy, autoimmune and infectious disease serologies, hemoglobinopathies, and routine immunophenotyping, esoteric subsets, and leukemia and lymphoma diagnostics and MRD testing by flow cytometry. Children's Hospital Los Angeles is consistently ranked among the top 10 children's hospitals in the nation, delivering world-class care through more than 350 specialized programs and services.
Clinical Scientist Balt GroupClinical ScientistIrvine, CaliforniaRemote$160,000–$170,000 / yearThe Clinical Evidence organization supports R&D, designs and analyzes clinical trials (from FIM to Pivotal trials; post-market-research, US or International) and supports the needs of clinical operations (protocol development, clinical study report development). Authors Clinical Evidence reporting deliverables, including Clinical Study Reports, regulatory responses, and other related documentationDemonstrate strong medical writing skills, with a minimum experience of 2 years of writing CIPs, CSRs in medical device industry.
Senior Data Scientist - Validation & Information-Driven Trading TWG Global AISenior Data Scientist - Validation & Information-Driven TradingSanta Monica, California$190,000–$290,000 / yearOur decentralized structure enables each business unit to operate autonomously, supported by a central AI Solutions Group, while strategic partnerships with leading data and AI vendors fuel game-changing efforts in marketing, operations, and product development. The second is the assurance function a regulator-facing capability lives or dies on: rigorous, repeatable evidence that the detectors carry real signal rather than noise — now across two ground-truth regimes, including on-chain resolutions, which are public and deterministic.
Sr. Applied Behavioral Scientist VesyncSr. Applied Behavioral ScientistTustin, CaliforniaWhat you bring to the role: Education: PhD in Behavioral Science, Health Psychology, Behavioral Medicine, Data Science, Machine Learning, or a closely related field is required, with a strong publication track record demonstrating expertise in combining behavior change theory with closed-loop system design. Behavior Change Frameworks: Deep expertise in BCTTv1, COM-B, and related behavior change models, with prior experience applying these frameworks to digital health or technology-mediated interventions strongly preferred.
Associate Scientist 1 Xencor, Inc.Associate Scientist 1Pasadena, CA$95,500–$121,250 / yearAdditional Requirements for Laboratory and Research Related JobsThis role may involve work with experimental subjects and/or specimens, including infected samples, plus various hazardous materials and infectious agents (Bloodborne Pathogens or other potentially infectious materials (OPIMs)). Strong hands-on experience with mammalian cell culture, transient/stable cell line generation, and cell-based antibody screening assays, including binding and competition assays, reporter assays, and related screening technologies.
Machine Learning Scientist Spotter, IncMachine Learning ScientistCulver City, CA$167,000–$185,000 / yearSolid grasp of core RL training objectives and loss functions, including temporal-difference and Bellman error losses (Q-learning, DQN), policy gradient objectives (REINFORCE, actor-critic advantage estimation), and clipped surrogate objectives (PPO, TRPO), with an understanding of when each applies and how they behave in training. Developing reward models, feedback models, and objective functions that translate noisy, sparse, delayed, or implicit signals into reliable model training and evaluation targets, and diagnosing and mitigating reward hacking and feedback loops in deployed systems.
Food Scientist GT'S Living FoodsFood ScientistLos Angeles, CaliforniaMaintain and update the R&D innovation dashboard and stage-gate process, tracking formulation progress, testing, technical milestones, risks, and next steps; provide regular updates to the R&D Director to support retailer sell-in timelines and commercialization deadlines. This role works closely with the CEO/Founder, R&D team, Supply Chain, Operations, Production, Quality, and other cross-functional teams to ensure successful product development, scale-up, and commercialization.
Scientist 2 Xencor, Inc.Scientist 2Pasadena, CA$118,000–$150,000 / yearOn-site presence with time split between lab (80%) and non-lab activities (20%).Excellent verbal and written communication skills; ability to communicate clearly and effectively with scientific colleagues and management by contributing sound scientific concepts, ideas and direction. Additional Requirements for Laboratory and Research Related JobsThis role may involve work with experimental subjects and/or specimens including infected samples, plus various Hazardous Materials and infectious agents (Bloodborne Pathogens, or other potentially infections materials (OPIMs).
AI Scientist OratomicAI ScientistPasadena, CaliforniaYou will work in a tight-knit team, and will be responsible for researching and developing AI systems that automate our scientific research and quantum computer design. We are actively hiring AI scientists to take part in designing, building, and operating fault tolerant neutral atom quantum computers.
Staff Applied Scientist Document Vision Relativity ODA LLCStaff Applied Scientist Document VisionCalifornia, CA$197,000–$295,000 / yearRequired Skills: Algorithms, Computer Vision, Data Analysis, Data Science, Deep Learning, Machine Learning (ML), Natural Language, Natural Language Processing (NLP), Python (Programming Language), Scientific Research. Real matters arrive as scanned pages, photographs, tables, handwriting, stamps, and broken layouts, at the scale of millions of documents.
Sr. Scientist II CHO Cells FUJIFILM Biotechnologies USA IncSr. Scientist II CHO CellsIrvine, CA$103,093–$134,204 / yearBy offering a comprehensive portfolio of products and services in cell culture media, discovery research reagents, recombinant growth factors and proteins, fine chemicals, and critical assay materials, we partner with the brightest minds in biotech and pharma to tackle the world's biggest health challenges. Our headquarters in Santa Ana, California, is surrounded by world-class schools, lush parks, and scenic beaches like Laguna and Huntington, making it an ideal place to live, work, and explore.
Lead Applied Scientist, Public Sector Investigations Relativity ODA LLCLead Applied Scientist, Public Sector InvestigationsCalifornia, CA$164,000–$246,000 / yearRequired Skills: Communication, Database Management, Data Governance, Government Regulation, Information Security, Legal Practices, Legal Research, Policy Analysis, Stakeholder Management, Strategic Planning. We''re looking for a Lead Applied Scientist to set technical direction for our public-sector investigations work as we expand the aiR agentic harness for greater capability and reliability.