• Senior Mechanical HVAC

    Jacobs (St. Louis, MO)
    …market and every location. We're looking for an experienced, high-energy, HVAC Engineer to join our Building Mechanical team and help deliver innovative ... your contributions will include: * Layout and design of HVAC systems. * Development of the design criteria for...HVAC systems. * Bachelor of Science Degree in Mechanical Engineering. * Adaptability to work within a fast-paced… more
    Jacobs (10/17/25)
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  • Associate, Senior Mechanical

    TYLin (St. Louis, MO)
    …world's leading clients and partners. **Job Summary** We are looking for an Associate, Senior Mechanical Engineer (Healthcare) that can work in collaboration ... + Represent Introba by attending meetings and presentations + Design and engineer HVAC systems for new installations, system retrofits, system replacement,… more
    TYLin (08/21/25)
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  • Assistant Mechanical Engineer

    Burns & McDonnell (St. Louis, MO)
    **Description** The Assistant Mechanical Engineer will work under the supervision of a licensed professional engineer to assist project teams to create world ... airports, institutional, industrial, manufacturing, government and military facilities. The Assistant Mechanical Engineer will work with the project team… more
    Burns & McDonnell (09/15/25)
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  • Senior Industrial Services Engineer

    Nestle (St. Louis, MO)
    …we're driving innovation and reliability across industrial utility systems. As a Senior Industrial Services Engineer , you will lead engineering efforts across ... a broad spectrum of mechanical utilities with a specialized focus on industrial HVAC and ventilation systems. You will collaborate with cross-functional teams… more
    Nestle (10/16/25)
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  • Student Engineer Co-Op

    Ameren (St. Louis, MO)
    …supporting the O&M team on building-related repairs typically involving electrical systems, HVAC , and building controls. The position will work closely with the ... department's existing electrical and mechanical engineers. The primary reporting location will be Ameren's...+ Review and update standards with the assistance of senior engineers. + Provide engineering support to Operations and… more
    Ameren (08/28/25)
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  • Geothermal Energy Discipline Leader

    CDM Smith (St. Louis, MO)
    …the world to implement solutions to meet current and future needs. If you're a senior mechanical engineer with expertise in geothermal heating and cooling ... software (ex. GLD, GHLEPro) - Expert knowledge of commercial building sciences, mechanical system design, conventional HVAC , heat pump technologies, building… more
    CDM Smith (10/10/25)
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