• Fidelis Administrator - Active TS /SCI…

    ENS Solutions (Norfolk, VA)
    …and manage operating system and application software as necessary. Support Linux & Windows systems engineering efforts in system design and evaluation, solution ... deployments and configuration management. + Experience as a network administrator or systems engineer . + Experience in using Active Directory to manage… more
    ENS Solutions (09/27/25)
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  • Windows Engineer

    Koniag Government Services (Vienna, VA)
    **Kadiak, LLC,** a Koniag Government Services company, is seeking a Windows Engineer to support Kadiak and our government customer in Vienna, VA. **This position ... requires an active Top - Secret security clearance with SCI Poly. This...and more. We are seeking an experienced, results-oriented, mission-driven Windows Engineer with additional background in AWS… more
    Koniag Government Services (07/12/25)
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  • MECM Systems Engineer - Senior

    Amentum (Warrenton, VA)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... If so, look no further. Amentum is seeking a Systems Engineer MECM to join our team...a dynamic environment **Clearance Required:** * Must have active Top - Secret clearance with SCI or TS… more
    Amentum (09/25/25)
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  • Microsoft Endpoint Configuration Manager (MECM)…

    Amentum (Warrenton, VA)
    …program is to support, operate, and maintain the Distributed Continuity Integrated Network - Top Secret Enterprise Services (DCIN- TS ES) which is a ... transformative change. **Responsibilities:** The duties and responsibilities of the Systems Engineer MECM include, but are not...team in a dynamic environment **Clearance Required:** + Active Top - Secret clearance with SCI or TS… more
    Amentum (09/25/25)
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  • Senior Windows Engineer

    CACI International (Norfolk, VA)
    Senior Windows Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular Percentage of ... CONUS/OCONUS as required **Qualifications:** _Required:_ + US Citizenship required and an active Secret clearance with the ability to obtain TS /SCI + Bachelor's… more
    CACI International (10/02/25)
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  • Senior Windows Engineer

    ManTech (Norfolk, VA)
    **MANTECH** seeks a motivated, career and customer-oriented **Senior Windows Engineer ** to join our team in **Norfolk, VA.** This position is **onsite.** Join ... Our work involves seamlessly integrating live training with synthetic systems to create highly realistic and complex global training...Requirements:** + US Citizenship is required and an active Secret clearance with the ability to obtain TS… more
    ManTech (09/24/25)
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  • Sr. Systems Engineer

    Leidos (Fort Belvoir, VA)
    …DTRA's internal and external mission partners operating in CONUS and OCONUS locations. The Sr Systems Engineer will deploy new Windows and Linux servers and ... **Description** Leidos is seeking a **Sr. Systems Engineer ** to support large-scale migration...such as Security + or CISSP + Active DoD Top Secret /SCI **Preferred Qualifications** + Experience building… more
    Leidos (09/23/25)
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  • Senior Network Systems Engineer

    Noblis (Chantilly, VA)
    …years of experience OR High School/Diploma with 14 years of experience, + Active Top Secret ( TS ) clearance with eligibility for Sensitive Compartmented ... Responsibilities As a Senior Systems Engineer , you will plan, design,...Cloud platforms (AWS GovCloud, SC2S, C2S) + Linux and Windows operating systems + Windows … more
    Noblis (09/03/25)
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  • ISSO/ Systems Security Engineer

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …twist, bend and squat periodically SECURITY CLEARANCE REQUIREMENTS: Must be able to obtain a Top Secret clearance may start with a Secret clearance. US ... **Overview** ISSO/ SYSTEMS SECURITY ENGINEER Bowhead is seeking...Citizenship is a requirement for Top Secret clearance at this location. \#LI-JR1 Applicants may be… more
    UIC Government Services and the Bowhead Family of Companies (08/29/25)
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  • Virtualization Systems Engineer

    CACI International (Chantilly, VA)
    …briefings across the client's organization **Qualifications:** _Required:_ * Active Top Secret /Sensitive Compartmented Information ( TS /SCI) clearance, ... Virtualization Systems Engineer Job Category: Engineering Time...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (08/08/25)
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