• Senior Systems Administrator

    ManTech (Doral, FL)
    …in managing and maintaining complex IT infrastructure , including operating systems (Windows Server, Linux ), server hardware, and network components. + ... or high-security environments. + Possesses advanced expertise in operating systems , server hardware, virtualization platforms, network infrastructure , and… more
    ManTech (07/10/25)
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  • Senior Systems Administrator

    ManTech (Doral, FL)
    …and maintaining complex IT infrastructure . + Deep understanding of operating systems (eg, Windows Server, Linux ) and their administration. + Expertise in ... or high-security environments + They possess advanced knowledge of operating systems , server hardware, virtualization platforms, network infrastructure , and… more
    ManTech (07/02/25)
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  • Lead Training Systems Simulation Admin…

    Lockheed Martin (Orlando, FL)
    …definable level, and ensuring the smooth operation of multi\-user computer systems , including setting up administrator and user accounts, maintaining system ... for on\-site customer requirements\. * Candidate must be able to maintain a Secret level security clearance and Special Access Program \(SAP\) access\. * Additional… more
    Lockheed Martin (07/12/25)
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  • Cybersecurity Service Provider Lead - Senior

    CACI International (Doral, FL)
    …+ Build, install, configure, test, deploy, and maintain dedicated cyber defense infrastructure hardware and software (eg, servers, operating systems , security ... applications) (KSAT 2772). + Perform advanced system administration tasks for Linux -based systems , including security hardening, patching, and performance… more
    CACI International (05/13/25)
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  • Training Systems Simulation Admin / F-35A…

    Lockheed Martin (Orlando, FL)
    …customer requirements\. * Candidate must be able to obtain and maintain a Secret level security clearance and Special Access Program \(SAP\) access\. Deployment and ... strategic access to Eastern Europe and beyond\. With state\-of\-the\-art infrastructure and highly trained personnel, the base supports military operations,… more
    Lockheed Martin (07/12/25)
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  • Senior Network Administrator

    Cambridge International Systems Inc (Doral, FL)
    …support for implementation, troubleshooting, and maintenance of all Information Technology (IT) systems . + Manages IT system infrastructure and any processes ... for this job must possess a current DoD Top Secret SCI with Poly security clearance. This position is...in the resolution process. + Configures and manages Windows, LINUX and UNIX operating systems . Installs/loads operating… more
    Cambridge International Systems Inc (07/10/25)
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  • Sr Staff Cyber Systems Engineer - Active…

    Northrop Grumman (Tampa, FL)
    …for small to large networks. + Experience in designing, implementing, and/or configuring Linux Environments to include RHEL operating systems , Red Hat Satellite ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our… more
    Northrop Grumman (07/01/25)
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  • Principal Engineer Software/Sr Principal Engineer…

    Northrop Grumman (Melbourne, FL)
    …will include deploying, automating, maintaining, troubleshooting, and improving the systems and software infrastructure running smoothly. The role ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (06/15/25)
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  • Principal Network and Systems Engineer - IT…

    Amentum (Tallahassee, FL)
    …Sharepoint, ASP.Net, and other web development platforms. + Experience working on Unix and Linux OS. + Experience working on VMware systems . + Proficient working ... **_Amentum seeks a Principal Network and Systems Engineer - IT Solutions Implementor!_** **Amentum** is...as needed. + Manage and maintain servers and network infrastructure at program and project sites as needed. +… more
    Amentum (07/19/25)
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  • Principal Engineer Software/Sr Principal Engineer…

    Northrop Grumman (Melbourne, FL)
    …Engineer Software/Senior Principal Engineer Software** is f **ocused on securing software infrastructure , operating systems hardening and network security as a ... Responsibilities will include deploying, automating, maintaining, troubleshooting, and improving the systems and software infrastructure for rapid deployment and… more
    Northrop Grumman (06/11/25)
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