• Systems Administrator (Tier 2 Desktop Support)

    William C Brown Inc (Springfield, VA)
    …efficiency. Position Requirements WHAT YOU'LL NEED TO SUCCEED: Basic Qualifications: TS/SCI Clearance w/ ability to obtain a Poly Knowledge in one or more ... Services (DNS) Dynamic Host Configuration Protocol (DHCP) Patch Management ( Windows ) Excellent troubleshooting capabilities and strong communication skills. Strong… more
    William C Brown Inc (08/14/25)
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  • System Administrator

    Chenega Corporation (Oakton, VA)
    …Development, and Program Management. Job Title:System Administrator Location:Oakton, Virginia Clearance Level:Top Secret Clearance Summary We deliver essential ... + 4+ years' experience with Installing, configuring, and supporting windows -based. applications on Windows 7, 8, and...experience. + A minimum of a IAT Level II ( DoD 8570.1M) certification is required: eg GSEC; Security+ CE;… more
    Chenega Corporation (08/13/25)
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  • Systems Administrator

    General Dynamics Information Technology (Springfield, VA)
    **Req ID:** RQ204758 **Type of Requisition:** Regular ** Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None ... At GDIT, people are our differentiator. As a Systems Administrator with a TS/SCI level clearance you will help ensure today is safe and tomorrow is smarter. Our work… more
    General Dynamics Information Technology (08/08/25)
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  • Information Systems Security Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Fort Belvoir, VA)
    …implement infrastructure controls. In this role, you'll closely impact the DoD by protecting their infrastructure . With mentoring, challenging hands-on ... an ISSE, ISSO, or IT role + Experience with DoD architecture, strategic planning, concept of operations, performance attributes,...Cribl or Confluent, operating systems security events such as Windows or Linux, and networking protocols such as TCP… more
    BOOZ, ALLEN & HAMILTON, INC. (08/09/25)
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  • Principal Field Service Specialist (Onsite)

    RTX Corporation (Langley AFB, VA)
    …as only US citizens are eligible for a security clearance ​ **Security Clearance :** DoD Clearance : TS/SCI Raytheon Company Managed by Collins Aerospace ... Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship...of a degree, 9 years of relevant experience + DoD 8570.1 (IAT Level II or IAM Level I)… more
    RTX Corporation (08/02/25)
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  • Network Manager, Senior

    Amentum (Arlington, VA)
    …network management procedures and system administration. + Ability to pass required certifications/ clearance requirements for working on a DOD network. + ... functions, communication servers, Ethernets, network protocols (TCP/IP), patch panels, Windows , LINUX and UNIX operating systems, IP addressing and subnetting,… more
    Amentum (06/27/25)
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  • Software Infrastructure Engineer (Onsite)

    RTX Corporation (Sterling, VA)
    …only US citizens are eligible for a security clearance ​ **Security Clearance :** DoD Clearance : Secret **Software Infrastructure Engineer** **(Onsite)** ... or Immigration Status Requirements:** Active and transferable US government issued security clearance is required prior to start date.​ US citizenship is required,… more
    RTX Corporation (07/08/25)
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  • Senior System Administrator

    ManTech (Chantilly, VA)
    …VA** . A qualified Senior Systems Administrator will support a secure Windows -based Information System and will assist and support the installation, operation, and ... Duties and responsibilities involve the support and administration of Windows servers and Windows workstations in an...management principles. ​ + Have a minimum of a DoD 8570 IAT Level II. **Preferred Qualifications:** + Advanced… more
    ManTech (06/03/25)
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  • Lead Information Systems Security Officer (ISSO)

    CACI International (Hampton, VA)
    …be required to support mission operations. **Qualifications:** _Required:_ + An Active DOD TS/SCI Clearance . + BS Degree in Information Technology/Systems, ... Officer (ISSO) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee Type: Regular Percentage of Travel… more
    CACI International (08/13/25)
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  • Systems Engineer 4

    M. C. Dean (Vienna, VA)
    …and best-in-bread capabilities to meet the customers emerging needs. Qualifications ** Clearance /Citizen Type:** Applicants selected will be subject to a government ... US Citizenship, for access to classified information; **ACTIVE SECRET Clearance with the ability to obtain a TS/SCI is...and services: + VMware ESXi and vSphere + Microsoft Windows Server 2016 and 2019 Deployment and Administration +… more
    M. C. Dean (07/15/25)
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