• Senior Linux System

    Amentum (Dahlgren, VA)
    Amentum is currently seeking a Senior Linux System Administrator to provide software testing for our award winning team. ** Senior Linux System ... to upgrade requirements for the lab, to test weapon system maintenance software updates. + Working with a small...2; 7 or more years of equivalent experience administering Linux /Window systems . + Candidates must maintain a… more
    Amentum (06/05/25)
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  • Senior Linux /Unix Systems

    SMX (Dahlgren, VA)
    Senior Linux /Unix Systems Administrator (4419)at SMX(View all jobs) (https://www.smxtech.com/careers/) Dahlgren, VA SMX is looking for a highly motivated ... Senior Linux /Unix Administrator to join...Warfare Center Dahlgren Division (NSWCDD) in Dahlgren, VA. The Senior Systems Administrator will work… more
    SMX (06/26/25)
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  • Senior Systems Administrator

    First Division Consulting (Dahlgren, VA)
    …is contingent on contract award** Position Overview: First Division Consulting is seeking a Senior Unix/ Linux Systems Administrator to support a ... Required Qualifications: + Six (6) years of professional experience in Unix/ Linux system administration for networks and software systems . + Experience in: +… more
    First Division Consulting (06/19/25)
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  • Systems Administrator Senior

    General Dynamics Information Technology (Fort Belvoir, VA)
    …10 + years of related experience **US Citizenship Required:** Yes **Job Description:** ** Systems Administrator Senior (VMware) - TS/SCI required** Transform ... technology into opportunity as a ** Systems Administrator Senior ** with GDIT....Provide support for implementation, troubleshooting and maintenance of IT systems + Manage IT system infrastructure and… more
    General Dynamics Information Technology (05/27/25)
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  • Systems Administrator Senior

    General Dynamics Information Technology (Springfield, VA)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Systems Administrator Senior Transform technology into opportunity as a ... Family:** Systems Administration **Skills:** Information Technology (IT) Systems ,Microsoft Windows,Red Hat Enterprise Linux (RHEL) **Experience:**... Systems Administrator Senior with GDIT. A career in… more
    General Dynamics Information Technology (06/23/25)
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  • Senior Systems Administrator

    V2X (Springfield, VA)
    …complex challenges with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI ... to obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports...(CSWF) position as defined in Section 6, Table 3. System Administrator (451); Intermediate Level for SECNAV… more
    V2X (05/17/25)
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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 ... recommend system functional specifications, configuration of physical and virtual systems , backup and recovery of IT infrastructure. + Support duties may include… more
    Leidos (06/30/25)
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  • Senior System Administrator

    SimIS Inc. (Dahlgren, VA)
    …team), and importance of others (work and win as a team). SimIS Inc seeks a Senior System Administrator to provide combat system simulation support to ... system experience in one or more of the following disciplines: combat systems design/engineering, combat system computer program development, combat system more
    SimIS Inc. (05/09/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Dynamics Information Technology (GDIT) is seeking an IT Engineer with Microsoft Enterprise Systems Administrator Advisor experience to join our team in support ... SCI + Polygraph **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Active Directory (AD),Incident Resolution, System more
    General Dynamics Information Technology (05/01/25)
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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 ... System Administrators in supporting a 24/7 high visibility Watch...designing/implementing COOP plans + Experience administering Red Hat derivative Linux distributions REQNUMBER: 2506329 SAIC is a premier technology… more
    SAIC (06/03/25)
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  • Senior Systems Administrator

    Lockheed Martin (Dahlgren, VA)
    …an engineering background and be familiar with Virtual Machines, Windows and LINUX Domains, Systems integration, SQL Database, Network Integration, hardware ... with you\! The DARKWING program is looking for a Systems Engineer to join our team near LaPlata, MD\....such as ICD503 certifications, defining workflows and monitoring for system compliance\. You will set up and maintain servers/network… more
    Lockheed Martin (05/24/25)
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  • Senior Tenable Nessus Administrator

    CACI International (Chantilly, VA)
    Senior Tenable Nessus Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... * * **The Opportunity:** CACI is looking for a Senior Tenable Administrator to support our DoD...Engine, Nessus Network Monitor, and Security Center on both Linux /Unix and Windows based environments + Ensure compliance with… more
    CACI International (06/24/25)
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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 ... (DTRA) Defense Stockpile Management System (DSMS) mission at Fort Belvoir, VA. **Essential Experience,...Experience with DISA STIGs and their relation to Windows, Linux , and VMWare Operating Systems security. +… more
    General Dynamics Information Technology (05/31/25)
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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 ... This position provides technical leadership for complex simulation and training systems including requirements analysis, system integration, verification and… more
    SimIS Inc. (06/23/25)
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  • Senior Database Administrator

    ManTech (Chantilly, VA)
    …design, and related Oracle technologies (Partitioning, Encryption, Pluggable Database, etc.) on Linux systems + Experience with Oracle Exadata and PL/SQL ... **ManTech** seeks a motivated, career and customer-oriented ** Senior Database Administrator ** to join our...ingest, organize and store petabytes of data from disparate system . **Responsibilities include but are not limited to:** +… more
    ManTech (06/14/25)
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  • Cyber Defense Systems Specialist…

    Black Bear Technology Solutions, LLC (Fort Belvoir, VA)
    …This is a senior -level role requiring a deep understanding of Linux systems , automation, and cybersecurity operations in mission-critical environments. Role ... Title: Cyber Defense Systems Specialist ( Linux & Automation) Location:...Red Hat Certified Architect (RHCA) + Red Hat Certified Systems Administrator (RHCSA) + Red Hat Specialist… more
    Black Bear Technology Solutions, LLC (05/19/25)
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  • System Administrator

    Assertive Professionals (Chantilly, VA)
    System Administrator About the Organization Established in 2015,AssertiveProfessionals(AP), is anEconomically Disadvantaged Woman Owned Small Business ... change requests; support for implementation, troubleshooting and maintenance of Unix/ Linux systems ; Perform technical evaluations, analysis, and troubleshooting… more
    Assertive Professionals (06/21/25)
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  • Senior Network Administrator

    SAIC (Chantilly, VA)
    **Description** SAIC has an opening for a Senior Network Administrator . This position is based on site in Chantilly, VA. Duties include: + Configuring and ... capture tools and traffic analysis. + Working knowledge of Linux and Windows operating systems . + Experience...Working knowledge of Linux and Windows operating systems . + Experience in troubleshooting and building technical solutions.… more
    SAIC (05/13/25)
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  • IT Networking and HW Administrator

    Leidos (Lorton, VA)
    …integrations. + Independently set up and configure both hardware and software-based test systems such as Linux based computers. + Perform more advanced ... and exciting opportunity for an IT Networking and HW Administrator in our Cyber & Analytics Business Area (CABA)....in Bash and Python. Ability to configure and operate Linux software-controlled test systems . **Original Posting:** June… more
    Leidos (06/08/25)
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  • Senior Software Systems Analyst

    Leidos (Fort Belvoir, VA)
    system performance and reliability. + Work with the team's systems administrator to troubleshoot issues beyond normal system operations. + Work with the ... here. Ready to shape what's next? Work with the Senior Systems Analyst and Systems ... for analysis of nuclear weapon effects. The container-based system runs in Kubernetes and is hybrid Linux more
    Leidos (07/04/25)
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