• 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 (11/08/25)
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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 (11/08/25)
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  • Chief Engineer

    Cushman & Wakefield (O'Fallon, MO)
    …as relates to building operations. Duties are inclusive of approximately 50% operating engineer responsibilities; May be only maintenance staff member on ... **Job Title** Chief Engineer **Job Description Summary** Chief Engineer ...variance reporting, as required and assist in development of operating and capital budgets * Utility Management such as… more
    Cushman & Wakefield (10/15/25)
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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 (08/29/25)
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  • Lead Site Reliability Engineer

    Mastercard (O'Fallon, MO)
    …governments realize their greatest potential._ **Title and Summary** Lead Site Reliability Engineer Biz Ops Engineer Who is Mastercard? At Mastercard technology, ... Business Operations (Biz Ops) team is seeking a Business Operations Site Reliability Engineer (SRE) The role of Business Operations Organization is to be the… more
    Mastercard (10/30/25)
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  • Senior BizOps Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Senior BizOps Engineer Who is Mastercard? At Mastercard technology, we work to connect and ... Operations (Biz Ops) team is seeking a Business Operations Site Reliability Engineer (SRE)The role of Business Operations Organization is to be the production… more
    Mastercard (08/20/25)
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  • Senior Bizops Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Senior Bizops Engineer The Business Operations (Biz Ops) team is seeking a Business ... Operations Site Reliability Engineer (SRE). The role of Business Operations Organization is...thread dumps). o Load balancers and application firewalls. o Operating System navigation. o Logging and monitoring methods, standards,… more
    Mastercard (09/18/25)
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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 (08/29/25)
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  • BizOps Engineer II

    Mastercard (O'Fallon, MO)
    …businesses and governments realize their greatest potential._ **Title and Summary** BizOps Engineer II The Business Operations (Biz Ops) team is seeking a Business ... Operations Site Reliability Engineer (SRE). The role of Business Operations Organization is...thread dumps). o Load balancers and application firewalls. o Operating System navigation. o Logging and monitoring methods, standards,… more
    Mastercard (11/13/25)
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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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  • Manager, Software Engineering

    Mastercard (O'Fallon, MO)
    …abilities, and cybersecurity experience to serve as a security liaison and engineer for Mastercard. In This Highly Visible Position, You Will: * Collaborate ... or other scripting languages. * Experience with Windows and Unix-based Operating Systems. * Proven ability to implement methodologies emphasizing lean principles… more
    Mastercard (11/18/25)
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