• Senior AI Security Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Senior AI Security Engineer Job Description Summary As an Information Security ... involve deep technical expertise in designing, implementing, and maintaining advanced security measures to safeguard our AI infrastructure from sophisticated threats… more
    Mastercard (10/07/25)
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  • Endpoint Security Engineer

    General Dynamics Information Technology (St. Louis, MO)
    …Agency (NGA) in support of the customer's GEOINT mission. The Endpoint Security Engineer will support our Intelligence Community customer's various endpoint ... **Job Family:** Intelligence Operations and Analysis **Skills:** Cybersecurity,Host Based Security System (HBSS),Linux **Experience:** 10 + years of related… more
    General Dynamics Information Technology (10/01/25)
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  • Application Support Engineer

    BAE Systems (St. Louis, MO)
    **Job Description** BAE Systems is currently seeking an Application Support Engineer to join our integrated Operations & Sustainment (O&S) team located in our ... interface with engineering resources located at other facilities. The Application Support Engineer is responsible for the...may be considered in lieu of degree + Current Security Certification + Hold a Top Secret/SCI with Polygraph… more
    BAE Systems (09/09/25)
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  • Application Support Engineer

    Chenega Corporation (Arnold, MO)
    **Req ID:** 37537 **Summary** ** Application Support Engineer ** **Arnold, MO** Are you ready to enhance your skills and build your career in a rapidly evolving ... decades of experience working in the Federal marketplace. The ** Application Support Engineer ** will be part of...with Microsoft Office - Excel, PowerPoint, and Word. + Security + required + TS/SCI Security Clearance required… more
    Chenega Corporation (09/11/25)
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  • Staff Enterprise Application

    GE Aerospace (St. Louis, MO)
    …one of our most critical business challenges: delivery. As a Staff Enterprise Application Engineer specializing in Palantir, you will utilize your expertise in ... React, Angular, or Vue.js. + Experience with Pipeline Builder, AIP, and Foundry's application development ecosystem. + Proficiency in AWS cloud services such as EC2,… more
    GE Aerospace (09/25/25)
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  • DevOps Engineer , Sr.

    William C Brown Inc (St. Louis, MO)
    DevOps Engineer , Sr. EOE Statement We are an equal employment opportunity employer. All qualified applicants will receive consideration for employment without regard ... Deliver simple solutions to complex problems as a DevOps Engineer , Sr. Here, you'll tailor cutting-edge solutions to the...unique requirements of our clients. With a career in application development, you'll make the end user's experience your… more
    William C Brown Inc (09/01/25)
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  • DevOps Engineer (w/ Kubernetes)

    General Dynamics Information Technology (St. Louis, MO)
    …**Job Description:** Deliver simple solutions to complex problems as a DevOps Engineer at GDIT. Here, you'll tailor cutting-edge solutions to the unique requirements ... of our clients. With a career in application development, you'll make the end user's experience your...At GDIT, people are our differentiator. As a DevOps Engineer you will help ensure today is safe and… more
    General Dynamics Information Technology (09/26/25)
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  • Lead Software Engineer

    Mastercard (O'Fallon, MO)
    …Spring boot. Strong on Java Fundamentals * Understanding of Micro Services * Application Security including Information security principles & realization, ... governments realize their greatest potential._ **Title and Summary** Lead Software Engineer STRM program is dedicated collection of self-organizing, high performing,… more
    Mastercard (07/19/25)
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  • Senior Software Engineer - Cloud Platforms

    Mastercard (O'Fallon, MO)
    …tools (eg, Terraform, CloudFormation) to automate infrastructure. * Knowledge of web application security principles, including OWASP Top 10, secure coding ... Engineer specializing in AWS Cloud Infrastructure, SaaS Integrations, Security Implementations, and Operational Excellence. The ideal candidate will have… more
    Mastercard (08/29/25)
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  • Automation Engineer - IAM

    Edward Jones (St. Louis, MO)
    …Senior IAM Engineer helps architect, deploy and operate a secure application infrastructure that aligns with business needs. The position is responsible for ... to protect the business from risk. The Sr. IAM Engineer must: + Design and implement security ...IAM Engineer must: + Design and implement security architectures and strategies to safeguard information system resources… more
    Edward Jones (10/03/25)
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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? We work to connect and power an inclusive, ... and delivers better business results. About the Role The Security Threat and Response Management (STRM) program is a...the necessary skills to create the foundational capabilities that application teams develop on top of it. This team… more
    Mastercard (10/03/25)
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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 (07/31/25)
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  • Senior Enterprise Operations Engineer

    Mastercard (O'Fallon, MO)
    …governments realize their greatest potential._ **Title and Summary** Senior Enterprise Operations Engineer Job Summary We are seeking an experienced Senior Cloud ... Engineer to join our Cloud Operations team. The ideal...in cloud concepts, advanced DevOps practices, CI/CD pipelines, cloud security , and proficiency with monitoring and observability tools like… more
    Mastercard (09/06/25)
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  • Senior BizOps Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Senior BizOps Engineer The Reactive Systems Architecture BizOps team is looking for a BizOps ... Engineer who can help us solve problems, build our...build resilient products. We support our developers during the application build phase in software run principals that includes… more
    Mastercard (10/08/25)
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  • VDI | Software Virtualization Engineer

    General Dynamics Information Technology (St. Louis, MO)
    …Yes **Job Description:** Transform technology into opportunity as a Software Virtualization Engineer with GDIT. A career in enterprise IT means connecting and ... GDIT, people are our differentiator. As a Software Virtualization Engineer you will help ensure today is safe and...with plugins and advanced graphics requirements + Work with application testers and mission SME's to validate mission … more
    General Dynamics Information Technology (09/23/25)
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  • Secure Wireless Engineer

    General Dynamics Information Technology (St. Louis, MO)
    …Responsible for evaluating current network security systems. HOW A CYBER WIRELESS SECURITY ENGINEER WILL MAKE AN IMPACT + Serves as the local expert ... Wireless Networks + Areas of information systems security ; including policy; security standards; network; application ; database and physical + Ability to… more
    General Dynamics Information Technology (07/19/25)
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  • Sr Principal Software Engineer

    Mastercard (O'Fallon, MO)
    …realize their greatest potential._ **Title and Summary** Sr Principal Software Engineer At Mastercard Foundry Research & Development, we empower innovation by ... that shape the future of commerce. We are seeking a Senior Principal, Software Engineer to join the Foundry Research & Development team. In this role, you will… more
    Mastercard (09/26/25)
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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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  • BizOps Senior Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** BizOps Senior Engineer Biz Ops Engineer Who is Mastercard? At Mastercard technology, ... expertise across all these areas, but a Biz Ops engineer will spend a bit of time throughout their...Serve as the primary contact responsible for the overall application health, performance, and capacity o Support services before… more
    Mastercard (08/20/25)
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  • Senior Software Engineer

    Mastercard (O'Fallon, MO)
    …and governments realize their greatest potential._ **Title and Summary** Senior Software Engineer Job Description Summary Overview The MDES team is looking for a ... Senior Software Development Engineer who can develop microservices based Enterprise applications using...operable & highly available Role * Develop (code) Enterprise Application with quality, within schedule and within estimated efforts.… more
    Mastercard (09/27/25)
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