• Chemical Operator

    Aerotek (St. Louis, MO)
    ** Now Hiring: Chemical Operator ** **Location:** St. Louis, Missouri **Job Type:** Contract to Hire Are you detail-oriented with a strong background in mixing ... directly impact product quality and safety. We're looking for a ** Chemical Operator ** to support production by ensuring accurate batching, quality control, and… more
    Aerotek (10/04/25)
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  • Porter

    Mallinckrodt Pharmaceuticals (St. Louis, MO)
    …in an industrial environment Minimum of three years' experience as a chemical and/or pharmaceutical operator or directly related experience/education highly ... Site Job Description ESSENTIAL FUNCTIONS Provide janitorial services in an industrial/ chemical area. Clean rest rooms/locker rooms and break rooms/lunch rooms as… more
    Mallinckrodt Pharmaceuticals (09/17/25)
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  • Utility Operator

    American Water (Granite City, IL)
    …and ensure reliable operations of the Granite City Wastewater Plant facilities. Operator duties include operation of the SCADA controls for plant operation and ... While not operating, maintenance duties include receiving and testing of chemical deliveries, general maintenance duties of the treatment facilities and outlying… more
    American Water (10/01/25)
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  • Lead Wastewater Operator

    Republic Services (Bridgeton, MO)
    **POSITION SUMMARY:** The Lead Wastewater Operator is responsible for the safe, compliant, and efficient operation of a wastewater treatment facility. The incumbent ... and providing training as directed by management. The Lead Wastewater Operator ensures that pumps, blowers, vacuum equipment, ultrafilters, and other treatment… more
    Republic Services (10/07/25)
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  • Class B Driver / Equip Operator Manual…

    Clean Harbors (Mitchell, IL)
    …/ Truck Equipment Operators ** to join their safety conscious team! The **CDL Operator ** is responsible for the safe and proper execution of HPC Industrial jobs ... by energizing the pumping equipment and/or any specialized hydro blasting and/or chemical cleaning equipment, vacuum trucks and cutting equipment being used on the… more
    Clean Harbors (09/04/25)
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  • Dry Blend Operator -3rd Shift

    Ensign-Bickford Aerospace and Defense (O'Fallon, MO)
    …more. Job Description We are looking for a dedicated and skilled Dry Blend Operator to join our production team. This role involves the manufacturing process of food ... of a unionized work environment. + Training: 30 Days + Hazards: Exposure to chemical fumes, acidic, and caustic agents during cleaning processes. Risk of strain from… more
    Ensign-Bickford Aerospace and Defense (07/18/25)
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  • Wastewater Technician II

    Republic Services (Bridgeton, MO)
    …includes the inspection, troubleshooting, and repair of mechanical, pneumatic, and chemical systems. The Incumbent also supports the installation of new equipment ... treatment equipment such as conveyors, screens, thickeners, screw presses, ultrafilters, chemical dosing systems, pumps, and piping. + Repair or replace parts… more
    Republic Services (10/03/25)
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  • Sr. Environmental Compliance Program Specialist

    Gulfstream (St. Louis, MO)
    …[[cusuniqSkills]] Education and Experience Requirements Bachelor's Degree Chemistry, Chemical Engineering or Environmental Engineering required or equivalent ... all operations related to wastewater treatment including supervision of Wastewater Operator . + Manage and participate in Sustainability Program. Completes data… more
    Gulfstream (09/27/25)
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  • Media Tech-3rd Shift

    BioFire Diagnostics, LLC. (Hazelwood, MO)
    …for correct raw materials b. Accuracy and verification checks - Operator /Observer signatures, Manufacture and/or Hang time reports, c. Supporting documentation - ... additional items are required. Maintain FEFO for all long-term stocks, broths and chemical components. 8. Participate in the new product development and assist with… more
    BioFire Diagnostics, LLC. (10/09/25)
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  • Quality Control Technician

    Actalent (Chesterfield, MO)
    …and metal detection/X-ray systems. + Collect and test samples for microbial and chemical analysis to verify product safety and consistency. + Calibrate and maintain ... equipment including thermometers and moisture analyzers. + Review production data and operator check sheets for accuracy and compliance. + Monitor GMP compliance on… more
    Actalent (10/05/25)
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  • Master Tender (Dual Rate)

    US Army Corps of Engineers (St. Louis, MO)
    …dirty and greasy when making adjustments and repairs to engines or equipment and operator is subject to greater noise levels and other chemical substances when ... completing these tasks. Hazards include occasional danger of falling overboard, drowning, falls on slippery decks or in climbing steep stairways, and injury from moving machinery. The incumbent is subject to hazards of heavy river traffic at night and during… more
    US Army Corps of Engineers (10/08/25)
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