• Senior API Management

    William C Brown Inc (St. Louis, MO)
    Senior API Management Engineer EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for ... significant enhancements in the efficiency and effectiveness of our customers' operations. As a Senior API Management Engineer on our team, you will play… more
    William C Brown Inc (12/01/25)
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  • Senior Process Engineer - Specialty…

    Burns & McDonnell (St. Louis, MO)
    **Description** Burns & McDonnell is looking for an experienced Senior Process or Mechanical engineer to help us Wow our clients in the Specialty Chemical and ... new culture, we'd welcome you with open arms. The Senior Process Engineer will lead mechanical design...budget staffing planning and construction planning. Responsible for effective management of change orders. + Assist with the development… more
    Burns & McDonnell (09/22/25)
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  • Senior Principal Software Engineer

    Mastercard (O'Fallon, MO)
    …businesses and governments realize their greatest potential._ **Title and Summary** Senior Principal Software Engineer Overview: Mastercard's Business & Market ... Insights (B&MI) is seeking a Senior Principal Software Engineer to lead the...focus on engineering best practices, next gen innovation, vendor management , and external partnerships, while fostering a culture of… more
    Mastercard (10/16/25)
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  • Senior Process Engineer - Consumer…

    Burns & McDonnell (St. Louis, MO)
    …Beauty, Home Care, Nutraceuticals, Fine/Specialty Chemicals, Consumer Packaging, and Paper. The Senior Process Engineer will lead piping design project teams to ... pipeline, airports, institutional, industrial, manufacturing, government and military facilities. The Senior Process Engineer will lead the project team… more
    Burns & McDonnell (09/30/25)
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  • Senior Software Engineer

    Mastercard (O'Fallon, MO)
    …people, businesses and governments realize their greatest potential._ **Title and Summary** Senior Software Engineer Who is Mastercard? Mastercard is a global ... focus on our customers. As a Sr Software Development Engineer at Mastercard, you are expected to perform the...coding standards (eg, OWASP, CWE, SEI CERT) and vulnerability management * Has skills in building applications using open… more
    Mastercard (10/24/25)
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  • Sr. Chemical Process Engineer

    Endo International (St. Louis, MO)
    …to effectively communicate with all levels of the organization, from operations to senior management , both oral and written format. **Other Skills** + Strong ... Timely Decision Making, Written Communications, Process Management , Time Management **ORGANIZATIONAL RELATIONSHIP/SCOPE** : Sr. Chemical Process Engineer more
    Endo International (11/05/25)
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  • F-22 Pilot Training Mid-Level Software…

    The Boeing Company (Berkeley, MO)
    …allow you to support the long-term roadmap of the Vehicle Simulation team as a Senior Software Engineer . In this role you will interact with users to clarify ... us. The Boeing Company is looking for **F-22 Pilot Training Mid-Level Software Engineer Simulation** to join the F-22 Pilot Training Vehicle Simulation Software team… more
    The Boeing Company (12/11/25)
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  • Lead Site Reliability Engineer

    Enterprise Mobility (St. Louis, MO)
    …carsharing, vanpooling, car sales, truck rental, vehicle-subscription and affiliated fleet management services. As a total mobility provider, we serve the needs ... to evolve our services to align with our new API -first strategy. You will work closely with many different...to grow through the implementation of new capabilities. The ** Engineer 3, Systems** is responsible for ensuring the availability,… more
    Enterprise Mobility (11/29/25)
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  • Sr. Security Engineer III (ZScaler)…

    Edward Jones (St. Louis, MO)
    …including: infrastructure, software, data, cloud and cloud native platforms, microservices, API management , event streaming, CI/CD pipelines. + Experience with ... the highest level for performance, stability, and security. As a Security Engineer you deeply understand network architecture and data flows, proxy solutions, remote… more
    Edward Jones (12/02/25)
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  • Engineer III

    Edward Jones (St. Louis, MO)
    …to provide quality solutions for business and enterprise software needs + Perform Senior Engineer role to complete high-level and technical systems design for ... to building innovative Order Entry experiences for the IMC (Investment Management Center) product, leveraging modern technologies to deliver seamless and efficient… more
    Edward Jones (11/28/25)
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  • Agentic AI, AI & Data Specialist Senior

    Deloitte (St. Louis, MO)
    …- delivering production-grade reliability, scalability, and performance. + Engineer core solution components directly, including data integration layers, ... Design and build for enterprise-grade operations, embedding observability, monitoring, cost management , and lifecycle tooling to ensure deployed AI systems are… more
    Deloitte (11/22/25)
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