• Systems Administrator - NETTN Support

    Huntington Ingalls Industries (Virginia Beach, VA)
    …Enterprise Linux (RHEL) environments, including virtual systems + Support system configurations in compliance with DoD Security Technical Implementation ... Type: Full Time/Salaried/Exempt Anticipated Salary Range: $60,770.00 - $82,000.00 Security Clearance: Secret Level of Experience: Mid This opportunity resides… more
    Huntington Ingalls Industries (10/11/25)
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  • Systems Engineer Infrastructure Support

    TekSynap (Huntsville, AL)
    …This team is accountable for system administration, identity and authentication, information system security accreditation, data storage and backup, ... Center Virtualization (VCP-DCV), Cisco Certified Network Professional (CCNP), and/or Certified Information Systems Security Professional (CISSP) **Overview**… more
    TekSynap (10/24/25)
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  • Sr. Specialist, Systems Engineer

    L3Harris (Greenville, TX)
    …the space, air, land, sea and cyber domains in the interest of national security . Job Title: Sr. Specialist, Systems Engineer Job Code : 29863 Job Location: ... Preferred Additional Skills: + Active Top Secret with SCI security clearance + Coursework and/or experience in systems...in systems engineering, systems architecture, systems analysis and design, system performance modeling,… more
    L3Harris (10/12/25)
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  • Senior Linux Systems Administrator - 10k…

    Leidos (Aurora, CO)
    …exciting opportunity for a **Senior Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & Analytics Business Area (CABA)** . Our ... troubleshooting, and maintenance of Information Technology (IT) systems . You'll manage IT system infrastructure and...and access to systems and equipment, implementing security procedures and tools. + ** System Configuration… more
    Leidos (10/09/25)
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  • Senior Specialist Systems Engineer

    L3Harris (Nashville, TN)
    …space, air, land, sea and cyber domains in the interest of national security . Job Title : Senior Specialist Systems Engineer Job Number: 29124 Job Location: ... L3Harris ForceX is responsible for evaluating complex technical issues and providing system -engineering solutions. The Systems Engineer will develop designs and … more
    L3Harris (09/28/25)
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  • Security Engineer II

    Trustmark (Dover, DE)
    systems , networks and information . The role helps identify and define system security requirements as well as develop detailed cyber security ... clients and communities. We are seeking a highly skilled Cyber Security Engineer to join our team... security policies, standards, and procedures. + Monitor security systems and respond to incidents promptly… more
    Trustmark (09/20/25)
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  • Computer Sys Security Anlyst…

    Huntington Ingalls Industries (Concord, MA)
    …8510.01. + Documentation Reviews: Evaluate documents such as System Security Plans (SSPs), Cybersecurity (CS) strategies, Information Assurance Plans (IAPs), ... years of relevant experience. + Knowledge Base: + Strong understanding of information security standards, rules, and regulations across multiple domains-desktop,… more
    Huntington Ingalls Industries (09/12/25)
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  • Security Operations Center Incident…

    Citigroup (Irving, TX)
    …at Citi. As such, we take safeguarding our customer data very seriously. The Chief Information Security Office (CISO) is made up of deeply dedicated and talented ... the safety of Citi's and our clients' assets and information . We manage information security ...demonstrated equivalent capability. + 2+ years hands-on working in cyber incident response and investigations in medium to large… more
    Citigroup (10/03/25)
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  • Specialist Engineer, System Analysis

    L3Harris (West Palm Beach, FL)
    …space, air, land, sea and cyber domains in the interest of national security . Job Title: Specialist Engineer, System Analysis Job Code: 30894 Job Location: ... propulsion systems used in defense applications. + Experience with System Analysis, including modeling & simulation, performance & operability analysis, engine… more
    L3Harris (11/07/25)
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  • Air Combat SME (Mission Systems Modeler)

    Huntington Ingalls Industries (Nellis AFB, NV)
    …Type: Full Time/Salaried/Exempt Anticipated Salary Range: $86,071.00 - $124,000.00 Security Clearance: TS/SCI Level of Experience: Senior This opportunity resides ... with Global Security (GS). Mission Technologies' Global Security (GS)...fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft… more
    Huntington Ingalls Industries (10/24/25)
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