• System Administrator

    Leidos (Chantilly, VA)
    …Chief Information Security Office within our Digital Modernization sector is seeking a ** System Administrator ** at our Liberty Center location in Chantilly, VA. ... The position will serve as a technical expert in system administration for complex operating systems , to...+ Must be a US Citizen with an **active Top Secret SCI** clearance, with a willingness… more
    Leidos (03/27/25)
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  • Principal Systems Administrator

    Leidos (Chantilly, VA)
    …SOPs, and system diagrams. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph security clearance required. Must be US ... Division (MDS) within the Leidos National Security Sector is seeking a skilled Principal Systems Administrator to join a new cyber security program and play a… more
    Leidos (03/29/25)
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  • Linux Systems Administrator

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …SECURITY CLEARANCE REQUIREMENTS: Must be able to maintain a security clearance at the Top Secret level. US Citizenship is a requirement for this contract. ... a Linux Administrator to join our team in Dahlgren, VA. The Linux Administrator is responsible for system administration and customer support of servers and… more
    UIC Government Services and the Bowhead Family of Companies (05/09/25)
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  • Systems Administrator , Junior

    Leidos (Chantilly, VA)
    …techniques to improve IT workflows. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph security clearance required. Must be ... the Leidos National Security Sector is seeking a skilled Systems Administrator , Junior to join a new...+ Provide helpdesk support, troubleshooting user issues with operating systems , applications, and peripherals. + Monitor system … more
    Leidos (03/29/25)
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  • System Administrator 4

    M. C. Dean (Fort Belvoir, VA)
    …customers across high-growth markets. Responsibilities Seeking an experience systems administrator to manage an enterprise network that consists of VMWare ... the world for the better. We are seeking a ** System Administrator 4** to join our **Security...including US Citizenship for access to classified information. **ACTIVE** Top Secret clearance **REQUIRED** . **Key Requirements:**… more
    M. C. Dean (05/09/25)
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  • Senior Systems Administrator

    Cambridge International Systems Inc (Mclean, VA)
    …smooth operation of multi-user computer systems , including coordination with network engineers. + Monitors and manages system resources, including CPU ... International Systems , Inc. has a full-time Senior Systems Administrator opportunity available based in McLean,...and accounts. + Other duties may include setting up administrator accounts, maintaining system documentation, tuning … more
    Cambridge International Systems Inc (03/12/25)
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  • Systems Administrator Lvl 2

    Nexagen Networks Inc (Norfolk, VA)
    Systems Administrator Lvl 2 Security Clearance Requirement: Current and Active DoD Top Secret SCI (CI Poly may be required) Salary Range: $80K - $95K ... as the candidate s experience, education, skills, and current market conditions.) As a Systems Administrator Lvl 2, you ll join a high-performing team dedicated… more
    Nexagen Networks Inc (05/07/25)
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  • Cloud Systems Administrator IV

    Criterion Systems (Reston, VA)
    …smooth operation of multi-user computer systems , including coordination with network engineers. + Monitors and manages system resources, including CPU ... systems . + Other duties may include setting up administrator accounts, maintaining system documentation, tuning ...Technologies + Must possess an active (<= 6 years) TS /SCI with counterintelligence polygraph. + Bachelor's degree in computer… more
    Criterion Systems (03/19/25)
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  • Cleared Microsoft Azure Enclave…

    Virtual Service Operations (Lorton, VA)
    …Assistance Package Available). + Must be willing to work onsite. + Must have an active Top Secret ( TS ) security clearance. + Must meet DoD 8570 IAT Level ... and hybrid cloud solutions. + Troubleshoot and resolve cloud infrastructure and network issues. + Apply security patches, system updates, and vulnerability… more
    Virtual Service Operations (05/03/25)
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  • SIGINT Systems Administrator (Low…

    CACI International (Hampton, VA)
    …issues with IT infrastructure including user systems , servers, storage, and network connectivity. You will also provide system administration for assigned ... SIGINT Systems Administrator (Low Band Journeyman) Job...comprehensive analysis, diagnostics and fault isolation for the SIGINT system /sensors and associated End-to-End network paths. +… more
    CACI International (04/12/25)
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