• Cybersecurity Network Defense

    GovCIO (Richmond, VA)
    …in Radford, VA and will be a remote position. **Responsibilities** The Senior Cybersecurity Network Defense Administrator (Information Assurance Engineer ... USD $150,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6786/ cybersecurity - network - defense - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_… more
    GovCIO (09/25/25)
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  • Senior Cybersecurity Internal Controls…

    TekSynap (Radford, VA)
    …or equivalent years of relevant experience. **Overview** We are seeking a Senior Cybersecurity Network Defense Administratorto join our team supporting an ... **REQUIRED QUALIFICATIONS** **Experience** + Ten (10) years of experience in Cybersecurity and Network Defense roles. + Hands-on experience with ACAS… more
    TekSynap (07/26/25)
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  • Systems Administrator /Engineer…

    Shuvel Digital (Vienna, VA)
    Description: We are looking for a Mid level Systems Administrator /Engineer that can come in to take ownership of day-to-day operations. You will partner with ... deploying, configuring, managing, and maintaining technologies/infrastructure in support our Cybersecurity Operations Center (CSOC) and its associated programs. You… more
    Shuvel Digital (09/25/25)
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  • Network Administrator

    Nightwing (Sterling, VA)
    …intelligence community, defense , civil, and commercial markets. Job Title: Network Administrator Location: Sterling, VA Clearance: TS/SCI Poly **This ... position is CONTINGENT upon contract award** The Network Administrator (NA) collaboratively works closely with the leadership, CPM/CPO, FE SRE and Product Team… more
    Nightwing (09/26/25)
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  • Senior Network and Computer Systems…

    CACI International (Herndon, VA)
    Senior Network and Computer Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee ... and make a meaningful impact in a role that is vital to the defense and security of our country. **Responsibilities:** + Provide comprehensive support for the… more
    CACI International (09/17/25)
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  • Linux System Administrator -Senior Level

    Nightwing (Sterling, VA)
    …form, regarding technical subjects + 5+ years of experience in IT, cybersecurity , and/or network /systems administration + Proficiency experience with Red Hat ... demanding challenges. Our capabilities include cyber space operations, cyber defense and resiliency, vulnerability research, ubiquitous technical surveillance, data… more
    Nightwing (09/26/25)
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  • Systems Administrator - NETTN Support

    Huntington Ingalls Industries (Virginia Beach, VA)
    Network (NETTN), which supports critical modeling and simulation systems across the defense training enterprise. The Systems Administrator will work as part ... of its fleet. With a holistic approach to life-cycle maritime defense systems-from small watercraft to submarines, surface combatants and aircraft carriers-HII… more
    Huntington Ingalls Industries (07/12/25)
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  • Linux Administrator

    Huntington Ingalls Industries (Virginia Beach, VA)
    …role is responsible for the administration, maintenance, and cybersecurity defense of the Navy Enterprise Tactical Training Network (NETTN) infrastructure, ... of its fleet. With a holistic approach to life-cycle maritime defense systems-from small watercraft to submarines, surface combatants and aircraft carriers-HII… more
    Huntington Ingalls Industries (09/05/25)
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  • Fidelis Administrator - Active TS/SCI…

    ENS Solutions (Norfolk, VA)
    …+ Experience automating deployments and configuration management. + Experience as a network administrator or systems engineer. + Experience in using Active ... including day-to-day operations, monitoring, and problem resolution for all client/server/storage/ network devices, etc. Install, configure and manage operating system… more
    ENS Solutions (09/27/25)
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  • NITE System Administrator IV

    Huntington Ingalls Industries (Virginia Beach, VA)
    …readiness and warfighter training. This position involves hands-on administration, maintenance, and cybersecurity defense of client and server systems across the ... of its fleet. With a holistic approach to life-cycle maritime defense systems-from small watercraft to submarines, surface combatants and aircraft carriers-HII… more
    Huntington Ingalls Industries (09/17/25)
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