• Senior Network Specialist (Firewalls)

    CDM Smith (Stamford, CT)
    …is seeking a Senior Network Specialist with deep expertise in network security and firewall management to help safeguard and scale our global IT infrastructure. ... secure connectivity across on-premises and cloud environments. You'll collaborate closely with Security and Infrastructure teams to ensure our systems remain… more
    CDM Smith (11/11/25)
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  • Naval Architect, Senior

    THOR Solutions, LLC (Washington, DC)
    THOR Solutions is actively seeking a highly motivated senior -level Naval Architect to support the United States Coast Guard (USCG)'s Ship Design Team in ... and documentation for ship feasibility, concept, preliminary and contract design , integration, stability analysis, hydrodynamic and seakeeping properties. + Evaluate… more
    THOR Solutions, LLC (11/18/25)
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  • Senior DFX Manufacturing Engineer

    Lockheed Martin (Littleton, CO)
    …and impact\.** - - - Space is a critical domain, connecting our technologies, our security and our humanity\. While others view space as a destination, we see it as ... focusing on resiliency and urgency through our 21st Century Security (R) vision\. - - - **What is the mission?**...role look like?** We are the voice steering today's design decisions to drive tomorrow's production success\. This Manufacturing… more
    Lockheed Martin (10/29/25)
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  • Senior Network Engineer

    Entrust (Shakopee, MN)
    …at Entrust ** At Entrust, we're shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global ... in Minnesota, Entrust is an industry leader in identity-centric security solutions, serving over 150 countries with cutting-edge, scalable technologies.… more
    Entrust (09/17/25)
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  • Senior BizOps Engineer

    Mastercard (O'Fallon, MO)
    …help people, businesses and governments realize their greatest potential._ **Title and Summary** Senior BizOps Engineer About the Role * The role of Corporate ... Security Operations is to be the production readiness steward...and improve the whole lifecycle of services-from inception and design , through deployment, operation and refinement. * Support services… more
    Mastercard (11/25/25)
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  • Senior Software Engineer (Onsite)

    RTX Corporation (Portsmouth, RI)
    …Develop robust and scalable software in C++ running on Linux or UNIX operating systems using Agile development methods + Design , implement, test, and maintain ... safer, more secure world. We are seeking a skilled Senior Software Engineer to join our Radar Digital Product...required, as only US citizens are eligible for a security clearance. + Experience in software design ,… more
    RTX Corporation (10/29/25)
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  • Senior /Principal Cybersecurity Software…

    Sandia National Laboratories (Livermore, CA)
    …to design and implement cutting-edge solutions for high-consequence national security challenges. In this role, you will collaborate with US government customers ... software systems and architectures. + Familiarity with using defensive security principles to take proactive approaches in mitigating cybersecurity threats. +… more
    Sandia National Laboratories (11/20/25)
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  • Network Administrator, Senior Analyst,…

    RTX Corporation (Tucson, AZ)
    …as only US citizens are eligible for a security clearance​ ** Security Clearance:** Secret - Current **Network Administrator, Senior Analyst (P2)** ** ... Person, or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is… more
    RTX Corporation (10/22/25)
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  • Network Administrator, Senior Analyst,…

    RTX Corporation (Portsmouth, RI)
    …as only US citizens are eligible for a security clearance​ ** Security Clearance:** Secret - Current ** Senior Analyst, Network Administrator (P2)** **Raytheon ... Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US...secure world. Join this high impact team as a Senior Network Engineer (P2) to ensure the smooth operation… more
    RTX Corporation (10/22/25)
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  • ISSE Senior - with TS/SCI Poly

    Amentum (Columbia, MD)
    …the design and implementation of trusted relations among external systems and architectures. Assesses and mitigates system security threats/risks throughout ... projects that make a direct impact on the Nation's security and intelligence mission. As the Senior ...designs. * Designs, develops, implements and/or integrates IA and security systems and system components including those… more
    Amentum (10/14/25)
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