• Windows / Principal Windows

    Northrop Grumman (Annapolis Junction, MD)
    …of your career. Northrop Grumman Mission Systems is seeking an experienced Windows Systems Administrator to join its Classified Solutions team in Annapolis ... workstations along with associated networks. + Install, harden, and patch Windows operating systems . + Configure, deploy, and harden thick, thin, and zero client… more
    Northrop Grumman (05/30/25)
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  • Principal /Sr. Principal

    Northrop Grumman (Annapolis Junction, MD)
    …career. Northrop Grumman Mission Systems is seeking a highly experienced Windows Systems Administrator to join its Classified Solutions team in Annapolis ... but not be limited to the following: + Perform as primary Windows Systems Administrator for a large, classified government contract(s). + Maintain efficient… more
    Northrop Grumman (05/29/25)
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  • Sr Principal Systems Engineer…

    General Dynamics Information Technology (Washington, DC)
    …years of related experience **US Citizenship Required:** Yes **Job Description:** **Senior Principal Systems Engineer - Linux** Design, deploy, integrate and ... maintain Linux technologies to advance the mission as a **SENIOR PRINCIPAL SYSTEMS ENGINEER** with GDIT. Your work in the integration of Linux resources into a… more
    General Dynamics Information Technology (05/01/25)
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  • Principal Cyber Systems Engineer/Sr.…

    Northrop Grumman (Fairfax, VA)
    …patch administration system (eg, Windows Server Update Services (WSUS)) **Sr. Principal Cyber Systems Engineer Basic Qualifications:** + **Active TS/SCI with ... team of engineers, system administrators, and operators as a Principal Cyber Systems Engineer professional in Chantilly,...experience in lieu of a degree. + Experience with Windows Server Operating Systems , with the ability… more
    Northrop Grumman (04/16/25)
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  • Lead Principal Systems Engineer

    ManTech (Chantilly, VA)
    ManTech seeks a motivated, career and customer-oriented **Lead Principal Systems Engineer** to join our team in **Chantilly, VA.** The position is **onsite** ... experience with thin and/or zero clients + Knowledge of Microsoft Windows Systems , HP SANs, VMware products **Preferred Qualifications:** + Working knowledge of… more
    ManTech (05/17/25)
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  • Sr Principal Systems Engineer…

    General Dynamics Information Technology (Washington, DC)
    …+ years of related experience **US Citizenship Required:** Yes **Job Description:** **Sr Principal Systems Engineer - Active Directory - Active Top Secret ... Required** Seize your opportunity to make a personal impact as a **Sr** ** Principal Systems Engineer** **- ACTIVE DIRECTORY** with GDIT. A career in systems more
    General Dynamics Information Technology (04/07/25)
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  • Principal Linux Systems

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Principal Linux Systems Administrator** in our **National Security Sector's (NSS) Cyber & ... and more. Your role will involve configuring and managing UNIX and Windows operating systems , troubleshooting, maintaining network integrity, and enhancing… more
    Leidos (05/13/25)
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  • Principal Systems Administrator

    ManTech (Arlington, VA)
    ManTech seeks a motivated, career and customer-oriented ** Principal Systems Administrator** to join our team in **Pentagon, VA.** The position is **onsite.** ... ability to obtain within 6 months of hire + Knowledge of Microsoft Windows Systems , HP SANs, VMware products + Experience using a Service Desk ticketing system,… more
    ManTech (05/24/25)
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  • Principal Systems Engineer / Sr…

    Northrop Grumman (Chantilly, VA)
    …the best work of your career. We are looking for you to join our team as a Principal Systems Engineer / Sr. Principal Systems Engineer based out of ... . This requisition may be filled at either a Principal Systems Engineer or a Sr ...cable design and testing + Knowledge and familiarity with Windows and Linux Operating Systems , specifically the… more
    Northrop Grumman (05/06/25)
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  • Principal /Sr. Principal Cyber Sys…

    Northrop Grumman (Chantilly, VA)
    …to join our diverse team of engineers, system administrators, and operators as a Principal or Sr. Principal Cyber Systems Engineer professional in Chantilly, ... problems. This requisition may be filled at either a Principal Cyber Systems Engineer or Sr. ...experience in lieu of a degree + Experience with Windows Server Operating Systems and the ability… more
    Northrop Grumman (05/02/25)
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