• 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 ... worldwide to support the NGA mission. In this role, we're seeking a ** Linux Administrator - ACAS ** who could potentially be located in either **Springfield,… more
    CACI International (11/10/25)
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  • RHEL System Administrator II

    RTX Corporation (Chesapeake, VA)
    …systems to include (but not limited to): Administer all ROTHR Red Hat Enterprise Linux servers and workstations, ACAS and Nessus servers, and VMware ESXi servers ... are eligible for a security clearance​ **Security Clearance:** DoD Clearance: Secret RHEL Administrator At Raytheon, the foundation of everything we do is rooted in… more
    RTX Corporation (12/03/25)
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  • Database Administrator III

    RTX Corporation (Chesapeake, VA)
    …ATO requirements) + To provide backup support to SIPRNet Red Hat Enterprise Linux (RHEL) Systems Administrator for day-to-day Global Command and Control ... System-Joint (GCCS-J) maintenance and Assured Compliance Assessment Solution ( ACAS ) servers maintenance **Qualifications You Must Have:** + DoD 8570 Workforce IAT… more
    RTX Corporation (10/15/25)
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  • HBSS Administrator

    Leidos (Fort Belvoir, VA)
    …and key management + STIG compliance, SCC and STIG Viewer experience, and ACAS expertise. + Expert with Microsoft Windows, Linux , and system virtualization ... **Description** Leidos is seeking a skilled **Senior HBSS Administrator in Fort Belvoir, VA** to join the...Microsoft OS Certification (MCSE Win 7 or other) + Linux certification (RHCSA, CompTIA Linux , LCFS/LCFE, etc.)… more
    Leidos (12/03/25)
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  • NCIS Cyber Systems Administrator - SecOps…

    General Dynamics Information Technology (Quantico, VA)
    …+ **US Citizenship required** **WHAT WE'D LOVE FOR YOU TO HAVE:** + ACAS Management + LINUX Systems Administration Experience (SPLUNK) + Forescout Experience ... Yes **Job Description:** Transform technology into opportunity as a **Cyber Systems Administrator - SecOps** at GDIT in Quantico, VA. Shape what's next for… more
    General Dynamics Information Technology (12/08/25)
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  • Senior Cloud Engineer

    CACI International (VA)
    …with a focus in the following technology areas: Azure Cloud, Red Hat Linux , Tenable Software Solutions for ACAS , Scripting (Python, PowerShell, other languages ... Technology as a Service (EITaaS). As part of the ACAS Operations Resolution and Modernization Teams, you will be...efficiencies + Perform, and maintain, an Enterprise Red Hat Linux Operating Infrastructure with integrations into RHEL Satellite and… more
    CACI International (10/15/25)
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  • Information System Security Engineer - Senior

    Amentum (Warrenton, VA)
    …Auditor, Asset Baseline Monitor, and Virus Scan Enterprise) on Windows and Linux creating exceptions to allow essential processes to continue uninterrupted. * ... role while working in a Splunk Clustered Environment * Knowledge and experience with NESSUS/ ACAS and Trellix administration * Must be able to work a 40-hour work… more
    Amentum (12/05/25)
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  • Mid-Senior Network Engineer

    Infinity Systems Engineering (Alexandria, VA)
    …be more with us! Job Summary: We are seeking a skilled Systems Administrator /Network Engineer to join our mission-driven team. This position offers a broad scope ... and Cisco switches. + Perform systems administration on Windows and Linux platforms (updates, security, troubleshooting, management). + Maintain secure high… more
    Infinity Systems Engineering (12/03/25)
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