• System Administrator (CSE III

    Aetos Systems, Inc. (Cocoa Beach, FL)
    …love all in one package? This is your opportunity! Join now! Job Summary The Systems Administrator (CSE III ) is responsible for managing and maintaining our ... certifications + CCNA/Juniper certifications + Knowledge of multiple operating systems ; network management skills; cloud infrastructure proficiency experience… more
    Aetos Systems, Inc. (08/07/25)
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  • Cybersecurity Administrator (Configuration…

    GovCIO (Doral, FL)
    **Overview** GovCIO is seeking a motivated, career and customer-oriented Cybersecurity Administrator (Configuration Cell) III (Senior) to join our team in Doral, ... configurations + Design, implement, and maintain security configurations for operating systems , applications, and network devices within the Configuration Cell… more
    GovCIO (07/30/25)
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  • Systems Administrator III

    Sierra Nevada Company, LLC (Shalimar, FL)
    system reliability, data integrity, and availability. + Manage network configurations to optimize performance and ensure security compliance. + Implement ... perfect role for you! As a Product Support Engineer III , you will be using your skills and hands-on...Communication and customer interface skills + Thorough understanding of system level maintenance of networks and communications systems more
    Sierra Nevada Company, LLC (08/13/25)
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  • Network Security Administrator

    TekSynap (Pensacola, FL)
    **Responsibilities & Qualifications** The ** Network Security Administrator ** is responsible fornetwork boundary protection, cybersecurity posture, and ... Enterprise. This role ensures compliance with DoD cybersecurity policies, oversees network security operations, and supports system accreditation processes under… more
    TekSynap (07/09/25)
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  • Senior Systems Administrator

    ManTech (Doral, FL)
    …in lieu of a degree. + 9+ years of experience with 5+ years of relevant Systems Administrator III experience. + Proven expertise in managing and maintaining ... **ManTech** seeks a motivated, career and customer-oriented **Senior Systems Administrator ** to join our team in **Doral, FL** **.** **Responsibilities include… more
    ManTech (08/08/25)
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  • Classified Windows System

    Lockheed Martin (Cape Canaveral, FL)
    …facilities that span 70 countries\. Lockheed Martin is actively seeking a Windows system administrator to support our Space business area unclassified & ... years\) * Current DoD 8570\.01\-M IAT Level II or III certification \(i\.e\. Security\+, CASP, CISSP\) * Systems...* Microsoft Server 2016 certification * Red Hat Certified System Administrator certification equivalent or higher *… more
    Lockheed Martin (08/08/25)
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  • Lead Systems Administrator

    ManTech (Doral, FL)
    **ManTech** seeks a motivated, career and customer-oriented **Lead Systems Administrator ** to join our team in **Doral, FL** . **Responsibilities include but are ... not limited to:** + The Lead Systems Administrator serves as the technical authority and subject matter expert for systems administration, possessing deep… more
    ManTech (06/26/25)
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  • Linux Administrator Associate-Entry Level

    Lockheed Martin (Cape Canaveral, FL)
    …built for you\. Lockheed Martin is actively seeking an early career Linux administrator to support our Space business area unclassified & classified programs located ... troubleshooting, testing, upgrading, and decommissioning of data center equipment, network switches, virtual servers, physical servers, client workstations and … more
    Lockheed Martin (08/08/25)
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  • Full Stack Administrator

    Lockheed Martin (Cape Canaveral, FL)
    …start\.** Lockheed Martin is actively seeking a mid\-career level Full Stack Administrator to support our Space business area unclassified & classified programs ... the ability to obtain a current DoD 8570\.01\-M IAT Level II or III certification \(i\.e\., Security\+, CASP, CISSP\), within the first six months of employment,… more
    Lockheed Martin (07/12/25)
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  • Sr Exchange Administrator

    Watershed Security (Pensacola, FL)
    …qualified candidates to join our team in Pensacola, FL as a Senior System Exchange Administrator with demonstrated experience conducting VMWare and Windows ... maintenance and administration tasks on a complex enterprise-scale network . REQUIRED QUALIFICATIONS + Active DoD Secret clearance or...Active DoD Secret clearance or higher + Current IAT III in accordance with DoD 8570.01 + 9 years… more
    Watershed Security (07/14/25)
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