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Jobs in Tustin, United States

3 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.

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  • Chemistry Lab Tech

    5 days ago

    Certified Group · Tustin, California, United States

    Mid level$21.00 – $24.00 an hourScience & research

    Assist in the chemical testing of food products, ingredients, and other matrices with primary functions in solution and reagent preparation, sample homogenization, proximate analysis chemistry instrument use (balance, oven, furnace, and extractors), chemistry extractions and…

  • Lab Assistant

    2 months ago

    Certified Group · Tustin, California, United States

    Entry level$20.00 – $23.00 an hourScience & research

    The Lab Assistant within the Chem Department is responsible for preparing, sterilizing, and organizing media and reagents essential to analytical and testing of food products, ingredients, and environmental samples. This role ensures the availability of accurate, sterile…

  • Join Our Talent Community

    4 months ago

    Certified Group · Allentown, Pennsylvania, United States +31

    Remote

    Certified Group is committed to partnering with customers to deliver innovative scientific solutions and expertise – So The World Can Trust In What It Consumes™. Our network of 30+ North American and European laboratories serves the food & beverage, dietary supplements,…

Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.