• Software Systems Integrator

    L3Harris (Greenville, TX)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Software Systems Integrator Job Code: 32525 Job Location: Greenville, TX ... the Operating Systems and Mission software, Infrastructure services, and Cyber Security hardening. A solid understanding of Linux administration and enterprise… more
    L3Harris (01/06/26)
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  • Cloud Engineer - Cybersecurity

    Marathon Petroleum Corporation (San Antonio, TX)
    …refinery, and midstream operations. This role focuses on strengthening cloud security posture across compute, storage/backup, identity, and network services through ... with platform engineers, cybersecurity partners, and application teams to embed security controls into cloud services and delivery pipelines from design through… more
    Marathon Petroleum Corporation (01/03/26)
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  • Senior Software Engineer - Platform Infrastructure…

    Confluent (Austin, TX)
    …services (authentication, authorization, identity, secrets management, policy enforcement, security telemetry pipelines, etc.), while also ensuring these systems ... observable, and resilient in production. You'll work across engineering, security , compliance, and platform orgs to deliver secure-by-default building blocks… more
    Confluent (12/12/25)
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  • Senior Specialist Small Business

    L3Harris (Greenville, TX)
    …connecting the space, air, land, sea and cyber domains in the interest of national security . Can be based in Palm Bay, FL or Greenville, TX L3Harris is currently ... experience with databases, Microsoft Office products particularly Excel are required. + Obtain Security Clearance - Please be aware many of our positions require the… more
    L3Harris (12/03/25)
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  • PDM/PLM Application Administrator (Windchill)…

    RTX Corporation (Plano, TX)
    …Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is ... required, as only US citizens are eligible for a security clearance​ ** Security Clearance:** Top Secret -...the PDM tool-suite (for new production areas) + Acceptance Testing new versions of the PDM tool-suite + Following,… more
    RTX Corporation (11/24/25)
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  • Nuclear Materials Courier

    National Nuclear Security Administration (Amarillo, TX)
    …tractor-trailers. Integrate many processes and methods in the fields of security ; health and safety; emergency management; and law enforcement, including tactical ... a multitude of possible natural and/or man-made threats to the safety and security of sensitive, dangerous, and extremely valuable cargo. Participate in security more
    National Nuclear Security Administration (11/02/25)
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  • DevOps Engineer III

    Sierra Nevada Company, LLC (Plano, TX)
    The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and ... cloud-based Data & Analytics environment. You'll perform coding, debugging, testing , releasing and troubleshooting throughout our development process. Your technical… more
    Sierra Nevada Company, LLC (11/01/25)
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  • Threat Analyst

    Dentons US LLP (Houston, TX)
    …Dentons US LLP is currently recruiting for a Threat Analyst. The Information Security Threat Analyst is responsible for proactively hunting for threats within client ... and tuning SIEM use cases, and conducting in-depth investigations of security events. The role involves monitoring and operationalizing threat intelligence,… more
    Dentons US LLP (10/29/25)
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  • Nuclear Firewatch Officer

    Allied Universal (Glen Rose, TX)
    Company Overview: Allied Universal(R), North America's leading security and facility services company, provides rewarding careers that give you a sense of purpose. ... with the code of federal regulations for armed nuclear security assignment (10CFR, Appendix B): + MMPI - Psychological... assignment (10CFR, Appendix B): + MMPI - Psychological testing + Physical Exams, including vision and hearing, in… more
    Allied Universal (01/15/26)
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  • Associate, Mechanical Engineer

    L3Harris (Waco, TX)
    …space, air, land, sea and cyber domains in the interest of national security . Job Title: Associate, Mechanical Engineer Job Location: Waco, Texas Job Description: + ... plan to be used for development + Execute verification testing as defined by the mechanical specification and test...of our positions require the ability to obtain a security clearance. Security clearances may only be… more
    L3Harris (01/15/26)
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