• Senior Systems Administrator

    Cambridge International Systems Inc (Mclean, VA)
    …and complex obstacles! Cambridge International Systems , Inc. has a full-time Senior Systems Administrator opportunity available based in McLean, VA. ... Qualified candidates for this job must possess a current DoD TS /SCI full scope w/poly security clearance. ROLE RESPONSIBILTIES + Maintains smooth operation of… more
    Cambridge International Systems Inc (06/10/25)
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  • Senior Systems Administrator

    V2X (Springfield, VA)
    …responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS /SCI clearance to support our government ... required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to...to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports… more
    V2X (05/17/25)
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  • Senior Systems Administrator

    Leidos (Chantilly, VA)
    **Description** Leidos is seeking a highly skilled ** Senior Systems Administrator ** to support mission-critical operations across various laboratory ... systems to address complex mission-specific challenges. The ** Senior Systems Administrator ** will work...considered in lieu of a degree. + An active TS /SCI with Poly security clearance. + At least 5… more
    Leidos (06/11/25)
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  • Senior Systems Administrator

    Leidos (Chantilly, VA)
    …Solutions Division (MDS) within the Leidos National Security Sector is seeking a skilled Senior Systems Administrator to join a new cyber security program ... and play a key role in supporting government-critical systems . You will be part of a program that...optimization. **What does Leidos need from me?** + Active Top Secret /SCI ( TS /SCI) with Polygraph… more
    Leidos (03/31/25)
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  • Senior Systems Administrator

    Leidos (Arlington, VA)
    **Description** Leidos is seeking a highly motivated and experienced ** Senior Systems Administrator ** to join our team supporting the Air Force National ... (AFNCR ITS NMCC) at **the Pentagon** . As the Senior Systems Administrator , you will...is 100% on-site at the Pentagon and an active TS /SCI is required to start.** **Primary Responsibilities:** + **System… more
    Leidos (05/24/25)
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  • SAP NS2 Senior Cloud Engineer/…

    SAP (Herndon, VA)
    …for you to choose from. **SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA** **Active TS SCI with Polygraph Required** **NS2 ... for this role. All internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate will be responsible for… more
    SAP (04/22/25)
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  • Systems Administrator Senior

    General Dynamics Information Technology (Fort Belvoir, VA)
    …related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator Senior (VMware) - TS /SCI required** Transform technology ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other...into opportunity as a ** Systems Administrator Senior ** with GDIT. A career in… more
    General Dynamics Information Technology (05/27/25)
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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:** ... Full Time **Position Description:** We are seeking an IT Systems and Network Administrator to ensure the...and resolving issues with various software. * Security Clearance: Top Secret * DoD 8570.01-M Certification: DFARS… more
    CGI Technologies and Solutions, Inc. (05/22/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …RQ193858 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... (GDIT) is seeking an IT Engineer with Microsoft Enterprise Systems Administrator Advisor experience to join our...training, or work/military experience. + 3+ years of related systems administration experience + TS /SCI with Polygraph… more
    General Dynamics Information Technology (05/01/25)
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  • Enterprise Senior Systems

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Regular **Clearance Level Must Be Able to Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** ... Description:** GDIT seeks a highly motivated and experienced Enterprise Senior Systems Engineer to support the Defense...or SSCP). + Required: Minimum of a DoD Final Secret security clearance at start. \#GDITPriority \#armajobs The likely… more
    General Dynamics Information Technology (05/31/25)
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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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  • SME (Subject Matter Expert) Systems

    Leidos (Fort Belvoir, VA)
    **Description** Leidos is seeking a skilled ** Senior Systems Administrator in Fort Belvoir, VA** to join the I3TS team supporting DTRA. The I3TS program ... responsible for ensuring the security and integrity of IT systems by applying Security Technical Implementation Guides (STIGs), managing...active DoD Secret with eligibility for a Top Secret at time of consideration. **Preferred**… more
    Leidos (06/11/25)
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  • Senior Windows Systems

    SAIC (Chantilly, VA)
    **Description** SAIC is looking for an ambitious Senior Level System Administrator /VMWare SME like you! Candidates will join a fast-paced and growing team of ... and participate in a growing ever-changing mission. Apply today! **Qualifications** + Active TS /SCI with Poly + 14 years of relevant IT experience + Bachelor's… more
    SAIC (06/03/25)
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  • Systems Administrator

    Lockheed Martin (Springfield, VA)
    …be able to fully utilize modern HPC systems \. We are seeking a senior level Systems Administrator with Linux and Software Configuration Management ... management, build automation and release engineering\. This is a Systems Administrator role that manages Linux server...to obtain and maintain a security clearance at the Top Secret /SCI level with a poly\. Requires… more
    Lockheed Martin (03/21/25)
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  • Senior Solutions Architect - Top

    Innovative Management & Technology Services (Reston, VA)
    Senior Solutions Architect Primary Location: Reston, VA or Washington, DC Clearance: Top - Secret ( TS ) Clearance Position Summary: We are seeking a highly ... skilled Senior Solutions Architect to lead and execute advanced architecture...Agile practices, workflows, and documentation. Required Qualifications: * Active Top Secret clearance (required). * Bachelor's degree… more
    Innovative Management & Technology Services (05/15/25)
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  • Solutions Architect (SME) - Top

    Innovative Management & Technology Services (Reston, VA)
    …Job Title: Solutions Architect (SME) Primary Location: Reston, VA or Washington, DC Clearance: Top - Secret ( TS ) Clearance Position Summary: We are seeking a ... skilled Solutions Architect Subject Matter Expert (SME) with a Top Secret clearance and 10+ years of...to join our team in support of complex mission-critical systems . The ideal candidate will bring extensive technical expertise… more
    Innovative Management & Technology Services (05/14/25)
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  • Systems Administrator - active…

    V2X (Springfield, VA)
    …Under the guidance of more senior Server team members, the Systems Administrator provides O&M support - installation, configuration, testing, sustainment, ... respect, responsibility, and professionalism. We are hiring a System Administrator - active TS /SCI clearance to support...required to be onsite. The position requires an active Top Secret /SCI clearance and the ability to… more
    V2X (05/14/25)
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  • NCIS Senior Citrix Administrator

    General Dynamics Information Technology (Quantico, VA)
    …Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** ... **Job Description:** Transform technology into opportunity as a **Citrix Administrator ** with GDIT. A career in enterprise IT means...Secret clearance; Must be able to obtain a Top TS /SCI after + **Required Experience:** 8… more
    General Dynamics Information Technology (05/25/25)
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  • Senior VMware Administrator | Active…

    General Dynamics Information Technology (Quantico, VA)
    …Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** ... Yes **Job Description:** Transform technology into opportunity as a ** Senior VMware Administrator ** with GDIT. A career...tasks **WHAT YOU'LL NEED:** + **Security Clearance Level:** Active Secret clearance (Must be TS /SCI eligible) +… more
    General Dynamics Information Technology (06/12/25)
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  • Senior Windows System Administrator

    Amentum (Fort Belvoir, VA)
    …include daily system checks and record 100% of findings and statuses in DCD Systems Administration Daily Checks list. Currently, there are more than 40 daily ... systems checks, however, the contractor shall be responsible for...to automate common and repeating tasks. **Clearance Required:** + TS /SCI clearance with SBI and ability to attain SI,… more
    Amentum (05/29/25)
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