Staff Scientist - Vaccine Research City of HopeStaff Scientist - Vaccine ResearchDuarte, CAAs a successful candidate, you will: Join a highly productive research team who are developing and characterizing recombinant vaccine vectors incorporating neoantigens identified by proprietary bioinformatic pipelines and test these vaccine candidates for in vivo immunogenicity and protective efficacy in different animal tumor models. PMC7705736, PMC8906816, PMID33257686, PMID31739399 describing the platform and earlier publications using a p53-expressing MVA as a clinical therapeutic in cancer patients (10.1158/2767-9764.CRC-23-0394, PMC8802616, PMC5856606, and PMC5706612).
Data Scientist LancesoftData ScientistSanta Monica, CARemote$80–$100.72 / hourThe ideal candidate will combine strong machine learning expertise with experience in GenAI agent development and scalable ML pipelines, enabling actionable insights for stakeholders across GDDI, Sales, Marketing, Sales Analytics, and Advanced Analytics functions. This role focuses on building data science and AI-driven solutions, including predictive patient event modeling, Next Best Action (NBA) engines for HCP engagement, and GenAI-powered decision agents to enhance commercial effectiveness.
NewSenior Scientist, Analytical Chemistry RxSightSenior Scientist, Analytical ChemistryAliso Viejo, CA$130,000–$160,000 / yearThe successful candidate is not expected to be the primary expert in polymer physics or materials science but must understand polymer and biomaterial systems well enough to design relevant studies, interpret material behavior, and partner effectively with R&D and Operations on investigations involving silicone, acrylic, and related medical-device materials. Collaborate with R&D functions, including materials scientists, optical and mechanical engineers, and process engineers, as well as Operations, to investigate product performance, material changes, aging effects, process interactions, and development-related technical issues and to recommend scientifically justified next steps.
Scientist II Bioprocessing FUJIFILM Biotechnologies USA IncScientist II BioprocessingIrvine, CA$84,822–$110,584 / 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. Performs common chemical/biological assays, which may include but not limited to buffer and solution preparation, maintaining mammalian cell culture, transfection, immunoassay, and quantification of biomolecules such as antibodies, adeno-associated viral vectors, and lentiviral vectors.
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).
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.
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.
Sr. Scientist II Bioprocessing FUJIFILM Biotechnologies USA IncSr. Scientist II BioprocessingIrvine, CA$106,000–$130,000 / 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.
Tech Lead - Data Scientist Obsidian Security IncTech Lead - Data ScientistNewport Beach, CA$220,000–$250,000 / yearWe protect more than 200 organizations across North America, Europe, the Middle East, Southeast Asia, Australia, and New Zealand-including many of the world's largest Fortune 1000 and Global 2000 companies. Backed by top investors including Greylock, Norwest Venture Partners, and IVP, we've built a complete SaaS security platform to reduce risk, detect and respond to threats, and prevent breaches at the source.
Tech Lead - Data Scientist Obsidian SecurityTech Lead - Data ScientistNewport Beach, CA$220,000–$250,000 / yearIn August 2026, Obsidian raised $85 million in Series D financing led by Crescent Cove Advisors, with participation from existing investors including Greylock Partners, Menlo Ventures, Norwest Venture Partners, IVP, Wing Ventures, and GV — pushing Obsidian's valuation to $1.1 billion, crossing into unicorn status. Trusted by major Fortune 500 companies T-Mobile, Workday, Snowflake, and S&P Global, Obsidian ranked No. 95 on the 2025 Deloitte Technology Fast 500, growing nearly 1000% from 2021–2024 — helping CISOs turn an unmonitored attack surface into one they can govern with confidence.
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.
AI Scientist OratomicAI ScientistPasadena, California$200,000–$350,000 / yearYou 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.
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.
Machine Learning Scientist - AppleCare WW Demand Planning Apple IncMachine Learning Scientist - AppleCare WW Demand PlanningCalifornia, CAMaster's or PhD in Computer Science, Machine Learning, Statistics, Operations Research, or a related quantitative field with 3+ years of industry experience in deploying Machine Learning models OR Bachelor's degree in a quantitative field with 6+ years of industry experience in deploying Machine Learning models. Data Systems: Expert-level SQL skills and experience working with large-scale distributed data processing frameworks (e.g., modern cloud data warehouses like Snowflake, Oracle, Spark, Hadoop, etc.).
R&D Food Scientist StratAcuity Staffing Partners IncR&D Food ScientistCA$85,000–$95,000 / yearIn terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. In terms of professional development, Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA.
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.
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.
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.
Data Scientist Supervisor Heluna HealthData Scientist SupervisorAlhambra, CaliforniaThe Data Scientist Supervisor leads a team of data scientists within the DHS Data & Analytics Unit, overseeing the execution of advanced analytical projects, machine learning initiatives, and data-driven strategies. Continuous Improvement & Research Stay abreast of emerging data science techniques, industry trends, and technologies to drive innovation within the team and ensure best-in-class data science practices.