• Water Operator II - San Marcos

    Jacobs (Irvine, CA)
    …a variety of tasks in the operation of a water treatment plant including maintenance of equipment and quality control testing, report compilation, recordkeeping, ... Familiarity of the principles and practices of water/wastewater treatment plant operations, valves, pumps, and motors * Safe work...spend a substantial amount of time performing safety sensitive labor or services. Due to the nature of the… more
    Jacobs (06/19/25)
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  • Refining Engineer 1 - Electrical Engineer - Intern…

    Marathon Petroleum Corporation (Wilmington, CA)
    …projects to leading the execution of project to improve the plant electrical and instrumentation systems. Electrical Engineers often conduct investigations and ... root cause failure analysis of plant systems. In addition, Electrical Engineers must have previous exposure with pertinent issues of the electrical and instrument… more
    Marathon Petroleum Corporation (06/17/25)
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  • Irrigation Technician

    PRIDE Industries (Mcclellan, CA)
    …Under general supervision the Irrigation Technician provides technical and skilled labor operating equipment for the installation, maintenance and repair of ... computerized irrigation systems to ensure plant material and lawn care meets customer standards. **TYPICAL...assessments to ensure proper soil moisture for the local plant material. 5. * Digging in established landscapes and… more
    PRIDE Industries (06/13/25)
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  • Refining Engineer 1 - Chemical Engineer - Intern…

    Marathon Petroleum Corporation (Wilmington, CA)
    …Responsibilities: Process Engineers/Technical Service Engineers provide technical support for the plant operations. They will be assigned a specific unit or units ... units; work on various process engineering projects within a Wastewater Treatment Plant ; participate in inspections and/or testing that is conducted by federal,… more
    Marathon Petroleum Corporation (06/11/25)
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  • Manufacturing Engineer

    Actalent (Tustin, CA)
    …to improve productivity. + Estimate material costs, special processing, and labor requirements for new products. + Identify and implement manufacturing process ... routers with detailed work instructions defining sequence of operations, resources, labor standards, and special instructions. + Develop and implement work… more
    Actalent (08/30/25)
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  • Utility Systems Repairer Operator Supervisor

    National Park Service (Yosemite National Park, CA)
    …or location in Yosemite National Park. This position will serve as Chief Plant Operator for two (2) wastewater treatment facilities. MAJOR DUTIES Act within ... coverage. Plan work considering trade and skill needed, availability of labor and equipment, deadlines, and other work projects. Determine tools, equipment,… more
    National Park Service (08/26/25)
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  • Site Supervisor (Salaried)

    Fortrex (Escondido, CA)
    …step, ensuring the health of everyone is central to all we do - from plant team members to consumers.? + **Deliver On Our Promises?:** We speak honestly and are ... primary duty does not involve the performance of manual labor . + Apportion work assignments among the sanitation lead...de los empleados por horas y los lideres. La labor principal implica la supervision de las personas lideres… more
    Fortrex (08/21/25)
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  • Senior Park Maintenance Worker

    Sacramento County (Sacramento, CA)
    …hazards and correct or institute corrective courses of action + Recognize common plant diseases and insect pests + Understand and follow oral and written directions ... Maintenance Workers must be able to perform heavy physical labor as follows: 1. Lift, carry, push, and pull...hazards of the job, as defined by the Fair Labor Standards Act. Working Conditions: Incumbents in this class… more
    Sacramento County (08/08/25)
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  • Maintenance Planning Specialist

    GAF (Shafter, CA)
    …The Maintenance Planning Specialist will develop detailed job plans including the labor (type and quantity), materials, tools, and work procedures for repairs, ... non-down day maintenance work. + Develop detailed job plans including the labor (type and quantity), materials, tools, work procedures for repairs, alterations, and… more
    GAF (08/08/25)
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  • Boiler Combustion & Controls Technician

    EMCOR Group (Bakersfield, CA)
    …Knowledge of electrical and mechanical systems in industrial steam and power plant operations and familiarity with electrical and mechanical testing equipment. + ... CBA/rate sheet and test results. Benefits are provided through local labor union aligned with collective bargaining agreement._** **Notice to prospective… more
    EMCOR Group (08/08/25)
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