• Systems Administrator

    General Dynamics Information Technology (Mclean, VA)
    …**US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a Sr Systems Administrator with GDIT. A career in enterprise ... part in improving how agencies operate. At GDIT, people are our differentiator. As a Sr Systems Administrator you will help ensure today is safe and… more
    General Dynamics Information Technology (07/19/25)
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  • DAI Systems Administrator

    CGI Technologies and Solutions, Inc. (Fort Belvoir, VA)
    **DAI Systems Administrator - Senior ** **Category:** Infrastructure/ Cloud **Main location:** United States, Virginia, Fort Belvoir **Position ID:** ... Type:** Full Time **Position Description:** We are seeking an IT Systems and Network Administrator to ensure the stable operation of our in-house computer… more
    CGI Technologies and Solutions, Inc. (05/22/25)
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  • Sr . Active Directory Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    …the planning, building, and operations of a large, globally accessed, hybrid cloud computing system. The Senior Active Directory Engineer provides support, ... combination of years of experience and education 2. progressive roles from Active Directory Administrator to Sr . Engineer 4. Knowledge of at least one scripting… more
    Arena Technical Resources, LLC (08/08/25)
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  • Senior Systems Administrator

    First Division Consulting (Dahlgren, VA)
    …contingent on contract award** Position Overview: First Division Consulting is seeking a Senior Unix/Linux Systems Administrator to support a Department of ... environments, ensuring the functionality, security, and efficiency of Unix/Linux-based systems , networks, and software infrastructure. The ideal candidate will have… more
    First Division Consulting (06/19/25)
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  • Cleared Senior Microsoft Azure Enclave…

    Virtual Service Operations (Lorton, VA)
    …and securing our cloud infrastructure. Opportunity: VSO is seeking an experienced Senior Microsoft Azure Enclave Administrator to join our team in Lorton, ... Cleared Senior Microsoft Azure Enclave Administrator * Lorton,...management (IAM) policies, ensuring least privilege access across enclave systems . + Develop and maintain cloud infrastructure… more
    Virtual Service Operations (08/02/25)
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  • Systems Administrator Senior

    TekSynap (VA)
    …processing requirements. + Perform software installations and upgrades to operating systems and layered software packages, ensuring proper functionality. + Monitor ... compliance with established standards, policies, and configuration guidelines. + Manage cloud -based applications using AWS services (EC2, Lambda, RDS, DynamoDB) to… more
    TekSynap (07/18/25)
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  • Network Administrator Senior _TS/SCI…

    General Dynamics Information Technology (Springfield, VA)
    …provide expertise in the client's systems and objectives. **HOW A NETWORK ADMINISTRATOR SENIOR WILL MAKE AN IMPACT** + Manages the functionality and ... **Job Description:** Transform technology into opportunity as a Network Administrator Senior with GDIT. A career in...career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you'll be at… more
    General Dynamics Information Technology (06/26/25)
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  • Enterprise Senior Systems

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Yes **Job Description:** GDIT seeks a highly motivated and experienced Enterprise Senior Systems Engineer to support the Defense Threat Reduction Agency ... Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Critical Systems ,Enterprise Servers,Operating … more
    General Dynamics Information Technology (08/08/25)
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  • Senior System Administrator

    ManTech (Chantilly, VA)
    Administrator ;** to join our team in **Chantilly, VA** . A qualified Senior Systems Administrator will support a secure Windows-based Information System ... installation, operation, and maintenance of all current and future Information Systems . Duties and responsibilities involve the support and administration of Windows… more
    ManTech (06/03/25)
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  • Senior Systems Administrator

    SimIS Inc. (Dahlgren, VA)
    …the listed position and is contingent upon award. Job Description: SimIS, Inc. seeks a Senior Systems Engineer to lead systems engineering activities for a ... server environments + Knowledge of network security, firewalls, and intrusion detection systems + Experience with virtualization technologies and cloud computing… more
    SimIS Inc. (06/23/25)
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