• Sr . Security Research

    Proofpoint (St. Louis, MO)
    …highly technical role has a direct and real-time impact protecting Proofpoint customers. As a Senior Security Research Engineer on Proofpoint's Threat ... of the Fortune 1000, rely on Proofpoint for people-centric security and compliance solutions mitigating their most critical risks...bring to the team** * A passion for threat research and a well-rounded yet deep understanding of the… more
    Proofpoint (10/22/25)
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  • Sr . Solutions Infrastructure…

    BJC HealthCare (St. Louis, MO)
    …About the Role** **Position Overview** We are seeking a forward-thinking Wireless Engineer who is passionate about challenging the status quo and driving innovation ... thrives in dynamic environments and is eager to shape the future of connectivity, security , and location intelligence. Must be located either in Kansas City, MO or… more
    BJC HealthCare (10/15/25)
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  • Subsurface Energy Sr . Scientist

    Pacific Northwest National Laboratory (Jefferson City, MO)
    …to as Directorates within the Lab, focused on a specific area of scientific research or other function, with its own leadership team and dedicated budget. Our ... Science & Technology directorates include National Security , Earth and Biological Sciences, Physical and Computational Sciences, and Energy and Environment. In… more
    Pacific Northwest National Laboratory (10/23/25)
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  • Senior AI Security Engineer

    Mastercard (O'Fallon, MO)
    …help people, businesses and governments realize their greatest potential._ **Title and Summary** Senior AI Security Engineer Job Description Summary As an ... Information Security Engineer specializing in AI Security , you will...security , such as NIST, ISO, and GDPR. - Research and Innovation: Stay abreast of the latest advancements… more
    Mastercard (10/07/25)
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  • Senior Product Security

    The Boeing Company (Berkeley, MO)
    …great opportunity for professional growth. Find your future with us. We are seeking a Senior Product Security Engineer located in Berkeley, MO. We are ... lead the implementation of software designs, and lead the testing of our security solutions and the computing devices into which they are included. We are… more
    The Boeing Company (10/18/25)
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  • Senior Information Security

    Lumen (Jefferson City, MO)
    …demonstrating behaviors aligned with our core values. **The Main Responsibilities** * Research , evaluate, engineer , develop, troubleshoot and support solutions ... vendors and peers to anticipate, define, and pursue these capabilities. A successful engineer is a strong communicator and relationship builder, who uses soft skills… more
    Lumen (10/15/25)
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  • Senior Application Security

    Confluent (Jefferson City, MO)
    …One Confluent. One Team. One Data Streaming Platform. **About the Role:** As an application security engineer at Confluent, you will join a team of security ... throughout Confluent + Keep up to date with emerging security vulnerability classes, research and perform triage for relevance by performing table top… more
    Confluent (10/02/25)
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  • Senior Security Engineer

    Edward Jones (St. Louis, MO)
    …patterns; and are managed to the highest level for performance, stability, and security . Serving as a Security practitioner, you will bring deep industry ... role you will regularly engage in leading-edge technology initiatives, including research , vetting, and adoption of emerging technologies, tools and methodologies in… more
    Edward Jones (10/03/25)
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  • Senior Systems Engineer

    Chenega Corporation (St. Louis, MO)
    **Req ID:** 36876 **Summary** ** Senior Systems Engineer ** **St. Louis, MO** Are you ready to enhance your skills and build your career in a rapidly evolving ... marketplace. Chenega Agile Real-Time Solutions (CARS) is seeking a ** Sr . Systems Engineer ** will report to the...Working with routers, bridges, switches, storage area networks, network security , and network management systems in a UNIX and… more
    Chenega Corporation (10/22/25)
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  • Senior Software Engineer

    Mastercard (O'Fallon, MO)
    …help people, businesses and governments realize their greatest potential._ **Title and Summary** Senior Software Engineer Who is Mastercard? We work to connect ... business results. About the Role MDES is looking for strong, innovative Sr . Software Engineers to develop Mastercard's next generation of Digital Payment products… more
    Mastercard (08/23/25)
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