• Principal Software Developer 4 - OCI Networking,…

    Oracle (Austin, TX)
    …DDoS and Network Security . In this strategic role, you will help architect , build, and enhance solutions to safeguard the reliability and availability of OCI's ... Lead the design, development, and continuous improvement of distributed systems that enhance the security and resiliency...improvement of distributed systems that enhance the security and resiliency of OCI's networking services. - Drive… more
    Oracle (11/25/25)
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  • Systems Engineer III - Model Based…

    Sierra Nevada Company, LLC (Plano, TX)
    …aerospace and defense technologies, ensuring the safety of service members, and developing systems that keep our world united and sustain our way of living. Join ... our team as a Systems Engineer, where you will leverage your expertise to...you will leverage your expertise to conduct in-depth research, architect intricate system designs, create detailed models, simulate performance,… more
    Sierra Nevada Company, LLC (01/08/26)
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  • Sr Systems Engineer

    Sierra Nevada Company, LLC (Plano, TX)
    Systems Experience, experience in development, integration, and test of software systems + An active Secret US Security Clearance is required ... The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in...it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation … more
    Sierra Nevada Company, LLC (11/20/25)
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  • Sr Systems Engineer

    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 ... unmanned aircraft systems integrator for innovative, high-performance ISR and aviation ...you will use your skills and expertise to research, architect , model, simulate, test, certify, and improve cutting-edge defense… more
    Sierra Nevada Company, LLC (01/06/26)
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  • Senior Systems Engineer

    Syms Strategic Group, LLC (SSG) (San Antonio, TX)
    …setup + Experience with network monitoring and diagnostic tools + Knowledge of security best practices for production systems + Experience implementing ... in relevant areas (eg, Red Hat Certified Engineer, Microsoft Certified Systems Engineer, AWS Certified Solutions Architect ) Formal Education Master's… more
    Syms Strategic Group, LLC (SSG) (01/07/26)
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  • Security Engineer - Active Directory…

    Applied Materials (Austin, TX)
    …identity platforms such as Azure AD, AWS IAM, and MFA solutions (eg security key, passkey etc.). + Perform regular maintenance, health checks, and performance tuning ... of AD, LDAP, and PKI systems . + Ensure high availability and disaster recovery readiness...issues including replication, authentication failures, and certificate errors. + Architect and manage internal PKI infrastructure including CA, RA,… more
    Applied Materials (12/05/25)
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  • Lead, Systems Engineer

    L3Harris (Greenville, TX)
    …connecting the space, air, land, sea and cyber domains in the interest of national security . Job Title: Lead , Systems Engineer Job Code: 32705 Job Location: ... total systems and/or subsystems. The ideal candidate will have experience with systems engineer/ architect work with a desire to work in a dynamic, fast-paced… more
    L3Harris (01/15/26)
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  • Scientist, Systems Engineering

    L3Harris (Plano, TX)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Scientist, Systems Engineering Job Code: 31711 Job Location: ... support technical and cost proposal efforts. Essential Functions: + Architect radar systems hardware and software functional...16 years of prior related experience. + Active secret security clearance. + Experience with radar systems more
    L3Harris (12/05/25)
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  • Sr Principal Systems Engineer…

    RTX Corporation (Richardson, TX)
    …Status Requirements:** The ability to obtain and maintain a US government issued security clearance is required.​ US citizenship is required, as only US citizens are ... eligible for a security clearance ** Security Clearance:** DoD Clearance: Top...career?** Embark on a journey where your expertise in systems engineering will help shape the future of aerospace… more
    RTX Corporation (11/01/25)
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  • Systems Engineer II

    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 ... unmanned aircraft systems integrator for innovative, high-performance ISR and aviation ...will be using your skills and expertise to research, architect , model, simulate, test, certify and improve cutting edge… more
    Sierra Nevada Company, LLC (11/05/25)
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