• Operating Engineer

    Cushman & Wakefield (O'Fallon, MO)
    **Job Title** Operating Engineer **Job Description Summary** Responsible to ensure the efficient operation and maintenance of mechanical, electrical and plumbing ... clear of obstructions and debris * Check for properly operating emergency exit signs and lights and ensure free...EXPERIENCE:** * 5+ years of related work experience in operating mechanical, electrical, and plumbing systems in a commercial… more
    Cushman & Wakefield (12/17/25)
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  • Mechanical Operating Engineer (Night…

    Insight Global (O Fallon, MO)
    …Description A client of Insight Global is looking for a night shift Mechanical Operating Engineer . This person will be responsible for the efficient operation ... chillers, pumps, cooling towers, and air distribution systems. The engineer monitors and adjusts mechanical/pneumatic equipment, performs repairs, and ensures… more
    Insight Global (12/02/25)
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  • Operating Engineer

    Cushman & Wakefield (Maryland Heights, MO)
    **Job Title** Operating Engineer **Job Description Summary** Responsible to ensure the efficient operation and maintenance of mechanical, electrical and plumbing ... **IMPORTANT EXPERIENCE:** * 3-5+ years of related work experience in operating mechanical, electrical, and plumbing systems in a commercial property setting… more
    Cushman & Wakefield (11/26/25)
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  • Associate Electrical Engineer - Substation…

    Black & Veatch (Creve Coeur, MO)
    **Associate Electrical Engineer - Substation** Date: Dec 11, 2025 Location: Creve Coeur, MO, US Company: Black & Veatch Family of Companies **Together, we own our ... team provides complete engineering, procurement, and construction new asset and operating asset services in the following areas: + Substations + Renewables… more
    Black & Veatch (12/13/25)
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  • Sr BizOps Engineer (MQ Admin / DevOps)

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Sr BizOps Engineer (MQ Admin / DevOps) Job Overview: Leads Reactive Systems Architecture ... good working knowledge and understanding of Unix and Windows Operating Systems * Should possess good working knowledge and...upgrades of WebSphere MQ on both Unix and Window Operating Systems * Should be able to administer the… more
    Mastercard (11/27/25)
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  • F/A-18 Complex Spares Design Team Lead…

    The Boeing Company (Hazelwood, MO)
    …and inspire. Come be a part of a diverse multi-disciplined team of engineers, operating in an agile environment, using the latest tools and methodologies. At Boeing ... Global Services is currently seeking a Senior Design Team Engineer to become part of the **F/A-18 Complex Spares...become part of the **F/A-18 Complex Spares Team Lead Engineer ** in **Hazelwood, MO (St. Louis)** F/A-18 Complex Spares… more
    The Boeing Company (12/29/25)
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  • Sr. Transmission Line Engineer

    LS Power Development, LLC (Chesterfield, MO)
    …us:** Founded in 1990, LS Power is a premier development, investment, and operating company focused on the North American power and energy infrastructure sector, ... We are currently looking for a Senior Transmission Line Engineer to join our team in St. Louis, MO....in St. Louis, MO. As the Sr. Transmission Line Engineer , you will support the power delivery development, construction,… more
    LS Power Development, LLC (12/05/25)
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  • Mechanical Engineer PE I

    ENFRA (Creve Coeur, MO)
    …any questions, feel free to ask during the interview process! **Overview** **Mechanical Engineer PE I Responsibilities:** The Mechanical Engineer PE I applies ... and Qualifications** + Bachelor's degree in Engineering and Professional Engineer License (PE) + 4-6 years of experience +...that may include the wrists, hands, and/or fingers + Operating machinery and/or power tools + Outdoor elements such… more
    ENFRA (10/24/25)
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  • Senior Software Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Senior Software Engineer Who is Mastercard? Mastercard is a global technology company in the ... focus on our customers. As a Sr Software Development Engineer at Mastercard, you are expected to perform the...(eg, Spring Boot, Angular, others) * Understands internals of operating systems (Windows, Linux) to write interoperable and performant… more
    Mastercard (10/24/25)
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  • Senior AI Security Engineer

    Mastercard (O'Fallon, MO)
    …governments realize their greatest potential._ **Title and Summary** Senior AI Security Engineer Job Description Summary As an Information Security Engineer ... solutions. - Documentation and Reporting: Prepare and document standard operating procedures, protocols, and security reports, including assessment-based findings… more
    Mastercard (10/07/25)
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  • Product Security Engineer

    The Boeing Company (Hazelwood, MO)
    …a part of Boeing Global Services (BGS), is seeking a **Product Security Engineer in Hazelwood, MO** for the Department of Navy Tomahawk Land-Attack Missile program. ... navigate this expansion. The successful candidate for the role of Product Security Engineer will play a crucial role in supporting the development, deployment, and… more
    The Boeing Company (12/25/25)
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  • Sr. Software Engineer (Workday Finance)

    US Bank (Earth City, MO)
    …from Day One. **Job Description** **Job Description** The Workday PRISM ETL Engineer will be responsible for designing, developing, and maintaining ETL processes to ... decision-making. Essential Responsibilities: - Responsible for designing, developing, testing, operating and maintaining products - Takes full stack ownership by… more
    US Bank (12/10/25)
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  • Project Engineer

    LS Power Development, LLC (Chesterfield, MO)
    …us:** Founded in 1990, LS Power is a premier development, investment, and operating company focused on the North American power and energy infrastructure sector, ... **About the Role** LS Power is seeking a Project Engineer to support the coordination and execution of project...negotiations. This is a great opportunity for an early-career engineer to gain broad exposure to the energy industry… more
    LS Power Development, LLC (11/27/25)
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  • Region Landfill Engineer

    Waste Connections (Maryland Heights, MO)
    **Region Landfill Engineer -- Lead the Future of Sustainable Solid Waste Management** At Waste Connections, engineers aren't tucked away in an office - they're ... environment, and build for the future. As a Region Engineer , you'll be the go‑to partner for leaders across...on investment. + Drive improvements in safety, compliance, and operating performance. + Ensure every facility maintains 100% compliance… more
    Waste Connections (11/18/25)
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  • Mechanical Engineer PE I

    ENFRA (Creve Coeur, MO)
    …valuesthey are the pillars of our continued success. **Overview** The Mechanical Engineer PE I applies standard engineering techniques to design, analyze, test, ... staff. **Qualifications** + Bachelor's degree in Engineering and Professional Engineer License (PE) + 4-6 years of experience +...that may include the wrists, hands and/or fingers. + Operating machinery and/or power tools. + Outdoor elements such… more
    ENFRA (10/21/25)
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  • Software Engineer -Simulation (Associate,…

    The Boeing Company (St. Charles, MO)
    …Find your future with us. The Boeing Company is looking for a **Software Engineer - Simulation (Associate, Mid Level or Senior)** to join the **Phantom Works Weapons ... and updates simulation software to adapt legacy systems to new operating systems. + Performs simulation software project management functions. **Basic… more
    The Boeing Company (12/25/25)
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  • Software Engineer -Test & Verification…

    The Boeing Company (St. Charles, MO)
    …Find your future with us. The Boeing Company is looking for a **Software Engineer - Test & Verification (Associate, Mid Level or Senior)** to join the **Phantom ... design, peer review, testing, and T&E specific practices), programming languages, operating systems and computing technology applicable to laboratory and flight test… more
    The Boeing Company (12/25/25)
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  • Industrial Networking Engineer

    CPM Holdings, Inc. (St. Charles, MO)
    Job Summary: The Industrial Networking Engineer is responsible for planning, organizing, controlling, and integrating the architecture of projects in the automation ... programs 7. Help with the development and preparation of documentation of operating procedures, testing and field service 8. Interface with software engineers to… more
    CPM Holdings, Inc. (12/04/25)
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  • Senior Structural Analysis Engineer

    The Boeing Company (Hazelwood, MO)
    …explore and inspire. Come be a part of a multi-disciplined team of engineers, operating in an agile environment, using the latest tools and methodologies. At Boeing ... world. Boeing Global Services is currently seeking a **Senior Structural Analysis Engineer ** to become part of the F/A-18 Structural Analysis team in **Hazelwood,… more
    The Boeing Company (12/25/25)
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  • Project Engineer , Construction

    LS Power Development, LLC (Chesterfield, MO)
    …us:** Founded in 1990, LS Power is a premier development, investment, and operating company focused on the North American power and energy infrastructure sector, ... premium healthcare, paid parental leave and more. **About the Role:** The Project Engineer (Construction) plays a key role in supporting the successful management of… more
    LS Power Development, LLC (12/05/25)
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