• CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular ... the NGA mission. In this role, we're seeking a Linux Administrator - ACAS who could potentially...as vendor updates are received You'll Bring These Qualifications Top Secret /SCI clearance (current), with the ability… more
    job goal (12/12/25)
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  • CGI Technologies and Solutions, Inc. (Arlington, VA)
    Linux Systems Administrator Category: Infrastructure/Cloud Main location: United States, Virginia, Arlington Position ID: J0925-2110 Employment Type: Full ... Description: CGI Federal has an exciting opportunity for a Linux Systems Administrator within our...System Installation and Configuration: Install, configure, and maintain Linux operating systems and applications on physical… more
    job goal (12/12/25)
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  • Lockheed Martin (Arlington, VA)
    Description: You will be the Systems Administrator for the Advanced Concepts Lab (ACL) - a cutting edge team within Lockheed Martin's Advanced Technology ... scientific disciplines. What You Will Be Doing As the Systems Administrator you will be responsible for...special access. The selected candidate must possess an active Top Secret clearance to start. #lmatl Basic… more
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  • ManTech (Chantilly, VA)
    …within 180 days. System Experience: Experience with both Windows and Linux operating systems . End-User Support: Experience providing help-desk support for ... MANTECH seeks a motivated, career and customer-oriented IT Systems Administrator to join our team in Chantilly, VA. Responsibilities include but are not limited… more
    job goal (12/12/25)
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  • BAE Systems (Springfield, VA)
    …least 5 in a recent systems administrator role) Must hold a Top Secret /SCI security clearance Ability to work with little to no supervision Excellent ... Job Description As a Systems Administrator in an enterprise test...systems , coordinates with network engineers, monitors and manages system resources, and performs systems security administration… more
    job goal (12/12/25)
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  • CACI International (Sterling, VA)
    …in mission environments Apply expert knowledge of UNIX, Linux , and Windows systems and networking Coordinate system changes with ISSO and ISO, and maintain ... Exchange, Active Roles Server, and Privileged Account Management (PAM) Qualifications: Required: Top Secret with SCI eligibility US citizen Bachelor's degree in… more
    job goal (12/12/25)
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  • SAP (Herndon, VA)
    …benefit options for you to choose from. SAP NS2 Senior Cloud Engineer/ Systems Administrator - Onsite - Chantilly, VA Active TS SCI with Polygraph Required ... internals must have manager's approval to transfer. The NS2 Senior Cloud Engineer/ Systems Administrator candidate will be responsible for leading the development… more
    job goal (12/12/25)
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  • Amentum (Springfield, VA)
    …Security, & Intel space? If so, look no further. Amentum is seeking a Senior System Administrator to join our team of passionate individuals in Springfield, VA . ... systems including the transition and migration of corporate systems Monitor and report on system health... Linux Servers. Provide support, improve and implement internal components and applications on top of multiple clusters.… more
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  • Oracle (Reston, VA)
    Job Description Are you a mission-driven Senior Database Administrator ready to take your career to the next level supporting the nation's most critical intelligence ... region. Must possess or have the ability to obtain and maintain a TS /SCI security clearance with Polygraph (required). Why Oracle? At Oracle, your expertise supports… more
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  • Chenega Corporation (Arlington, VA)
    Req ID: 38346 Summary Systems Administrator Arlington, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are ... interests of our nation. SecuriGence is seeking a talented Systems Administrator to help contribute to our.... DOD IAT Level II Certification is required. DOD Top Secret clearance w/ SCI eligibility. Knowledge,… more
    job goal (12/12/25)
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  • TekSynap (Springfield, VA)
    …technical issues. Conduct regular system audits. REQUIRED QUALIFICATIONS Active Top Secret Clearance Certifications preferred include: A+ (Preferred) Network ... be able to perform the following additional duties: Analyzing system requirements and ensuring that systems will...the essential functions. WORK AUTHORIZATION/SECURITY CLEARANCE S. Citizen Active Top Secret OTHER DUTIES Please note this… more
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  • Insight Global (Mclean, VA)
    …infrastructure for integration, cyber compliance, and network administration - Support both UNIX/ Linux and Windows-based systems - Collaborate with IT teams to ... dashboards, reports, and alerts to ensure efficient monitoring and management of IT systems - Engage with Product Owners to align platform capabilities with evolving… more
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  • System Administrator - Linux

    The Metamorphosis Group (Chantilly, VA)
    System Administrator - LINUX - TS /SCI FSP REQUIRED Chantilly, VA Apply Now Job Description The Metamorphosis Group, Inc, TMG, has an immediate opening ... for a Linux System Administrator , who shall... monitoring. MUST BE US CITIZEN MUST HAVE ACTIVE TS /SCI with FSP US Veterans Preferred **ABSOLUTELY NO THRID… more
    The Metamorphosis Group (12/10/25)
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  • Linux Administrator

    CACI International (Chantilly, VA)
    …(IAM) and integration with Linux systems . * Red Hat Certified System Administrator (RHCSA) or Red Hat Certified Engineer (RHCE) certification. * ITIL, ... Linux Administrator Job Category: Information Technology...with RMF (Risk Management Framework). Required Qualifications * Active Top Secret clearance (SCI eligibility strongly preferred).… more
    CACI International (11/13/25)
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  • Linux Administrator - ACAS

    CACI International (Springfield, VA)
    Linux Administrator - ACAS Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS /SCI Employee Type: Regular ... the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS** who could potentially...vendor updates are received **You'll Bring These Qualifications** + Top Secret /SCI clearance (current), with the ability… more
    CACI International (11/10/25)
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  • Linux Systems Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Linux Systems Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2110 ... Description:** CGI Federal has an exciting opportunity for a Linux Systems Administrator within our...System Installation and Configuration: Install, configure, and maintain Linux operating systems and applications on physical… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Linux Systems Administrator

    Nightwing (Sterling, VA)
    …intelligence community, defense, civil, and commercial markets. Nightwing is seeking a qualified Linux Systems Administrator to work with a close-nit team ... Skills:** + US Citizenship + Must have an active Secret clearance and obtain a TS /SCI clearance...clearance + 3+ years of directly relevant experience in Linux System Administrator . + Proficiency… more
    Nightwing (11/18/25)
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  • Linux Systems Administrator

    Parsons Corporation (Centreville, VA)
    …your talent and redefine what's possible. **Job Description:** Parsons is seeking a mid-level Linux Systems Administrator . The candidate will support both ... server and networking equipment rack installations **Security Clearance Requirement:** An active Top Secret SCI w/Polygraph security clearance is required for… more
    Parsons Corporation (12/06/25)
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  • Linux Systems Administrator

    BCMC (Arlington, VA)
    …and business continuity of the customer mission. Responsibilities: - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux ... - US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred. -...- 5+ years of directly relevant experience as a Linux System Administrator . - 3+… more
    BCMC (10/16/25)
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  • Linux System Administrator

    Nightwing (Arlington, VA)
    …Nightwing is seeking a Technical Engagement Network (TEN) Lab Manager with experience in Linux Systems Administrator to support the design, development, and ... - US Citizenship - Must have an active DoD Secret clearance, TS /SCI clearance is preferred. -...- 5+ years of directly relevant experience as a Linux System Administrator . - 2+… more
    Nightwing (11/26/25)
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