• Pipefitter [Bargaining Unit]

    SLAC National Accelerator Laboratory (Menlo Park, CA)
    …the operation and maintenance of all mechanical infrastructural systems including cooling water systems (LCW, CTW, CHW, & PCHW), underground utilities (storm and ... responsibilities include:** + Install, repair, maintain and modify various systems, including water treatment plant, water filtration, cooling tower water ,… more
    SLAC National Accelerator Laboratory (08/12/25)
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  • NEON - Field Ecologist I - General

    Battelle Memorial Institute (Fresno, CA)
    …and sample populations of diverse organisms and collect soil and water data. Once structures are completed, a leading-edge cyberinfrastructure will calibrate, ... This position is in **Fresno, CA.** The Field Ecologist is a biological sampling lead performing seasonal and periodic sampling activities and sample processing.… more
    Battelle Memorial Institute (08/08/25)
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  • Operator in Training (OIT) - El Segundo

    Jacobs (San Francisco, CA)
    …responsible for the day-to-day operation, maintenance and repair of the wastewater/ water treatment plant equipment, pump stations and performs related work as ... records meter, sensor and gauge readings. * Performs routine in-plant lab sampling and analysis; conducts inspections and collects samples for system operations. *… more
    Jacobs (08/23/25)
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  • Staff Industrial Hygienist

    Terracon (Concord, CA)
    …for the presence of moisture and mold impacted building materials. Implement sampling strategies and outline required analysis. Evaluate sampling results and ... project scope. + Perform field collection and analysis of data from sampling , reports, figures, drawings, and evaluate, plan, and implement field tasks. +… more
    Terracon (08/19/25)
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  • Operator II - El Segundo

    Jacobs (Los Angeles, CA)
    …be responsible for the day-to-day operations of the Edward C. Little Water Recycling Facility, its satellite facilities, and the influent pump station, wastewater/ ... water treatment plant equipment, pump stations and performs related...* Knowledge of and ability to perform standard laboratory sampling and testing. * Available for stand-by duty and… more
    Jacobs (08/08/25)
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  • Groundwater Technician

    Aerotek (Buena Park, CA)
    …and reporting of groundwater data to ensure the sustainability and safety of our water sources. You will work primarily in the field to monitor groundwater levels, ... quality, and usage, performing technical tasks related to water resource management. Responsibilities + Collect and analyze groundwater samples. + Report findings to… more
    Aerotek (08/29/25)
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  • Wastewater Operator-In-Training

    Jacobs (Clovis, CA)
    …responsible for the day-to-day operation, maintenance and repair of the wastewater/ water treatment plant equipment, pump stations and performs related work as ... records meter, sensor and gauge readings. * Performs routine in-plant lab sampling and analysis; conducts inspections and collects samples for system operations. *… more
    Jacobs (07/30/25)
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  • Gauger

    Kinder Morgan (Carson, CA)
    …pipelines, valves, meter provers, pipeline samplers, vapor incinerators, and water treatment systems. Essential duties and responsibilities: + Perform pipeline ... checks to prevent damage while in operation. + Monitor operation of waste water treatment systems, vapor incinerators, truck loading and unloading racks, and tank … more
    Kinder Morgan (08/08/25)
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  • Environmental Field Scientist

    Rincon Consultants (Los Angeles, CA)
    …and soil vapor monitoring, soil and groundwater remediation programs, and storm water compliance projects. The ideal candidate excels working with a team, is ... sample collection for laboratory analysis + Perform groundwater monitoring purging and sampling utilizing standard volume purge and low flow methodologies + Observe… more
    Rincon Consultants (07/24/25)
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  • Engineering Geologist

    The County of Los Angeles (Los Angeles, CA)
    …software- Working knowledge of equipment (eg, Brunton compass, rock hammer; sampling equipment, data logger) and software (eg, Bluebeam Revu, RocScience, Microsoft ... produce high-quality results. + Brunton Compass (eg, measures slopes, magnetic fields) + Sampling Equipment (eg, rock bags, sample bags, rock core and soil samplers,… more
    The County of Los Angeles (08/31/25)
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