• Process Mechanical Water and Wastewater Engineer

    AECOM (Boston, MA)
    …a better time to be at AECOM. With accelerating infrastructure investment worldwide, our services are in great demand. We invite you to bring your bold ideas and ... Work will include assisting coordination of design projects on municipal Wastewater/Water facilities. Field work will be required and field visits to project… more
    AECOM (10/16/25)
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  • Sr. Mechanical Engineer HVAC Systems

    APTIM (Canton, MA)
    …and Commercial programs. Aptim is a leading provider in integrated, comprehensive services in a variety of markets and industry. We offer consulting, engineering, ... construction, scientific program and project management services to meet the customer needs in environmental and...industry. Engineers typically serve the projects in both the field (domestic and international assignments) and the office, as… more
    APTIM (11/17/25)
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  • Wastewater Treatment Operator

    Clean Harbors (Holbrook, MA)
    …and insulation within scope; + Performs accurate manual calculations of flow rates, pumping times, chemical pump draw downs, etc. as required; + Performs routine lab ... warrant; + Monitors and records onto daily log sheets unit process metering devices via gauges, computer process control...treatment required; + 5+ years of experience in the field in lieu of certifications will be considered; +… more
    Clean Harbors (10/04/25)
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