• 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 (08/11/25)
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  • ACAS Administrator

    General Dynamics Information Technology (Fort Drum, NY)
    …with audits for both ACAS and the RHEL server itself. The ACAS Administrator requires an in-depth knowledge of Linux Command Line. The ACAS ... of related experience **US Citizenship Required:** Yes **Job Description:** ** ACAS Administrator ** **XVIII ABC Hub and Spoke...education level, security clearance, and certifications to administer the ACAS and the Red Hat Enterprise Linux more
    General Dynamics Information Technology (08/29/25)
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  • Unix/ Linux Administrator

    Leader Communications Inc. (Portsmouth, VA)
    Position Summary The Unix/ Linux Administrator will play a key role in administering and securing enterprise Unix/ Linux systems, ensuring compliance with DoD ... shipyard, or DoD IT environments. + Familiarity with DoD cybersecurity tools (HBSS, ACAS ). + Certifications such as RHCSA/RHCE, CompTIA Linux +, Security+, or… more
    Leader Communications Inc. (08/29/25)
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  • Principal Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …Citizenship Required:** Yes **Job Description:** $10K Sign-on bonus A Senior Linux System Administrator Maintains an organization's computer systems' workflows ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux ,Microsoft Server Operating Systems,Microsoft Windows Environment **Certifications:** Security+, CE… more
    General Dynamics Information Technology (08/09/25)
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  • Senior Linux Systems Administrator

    The Boeing Company (Hazelwood, MO)
    …Company's Specialized United States Infrastructure organization is currently seeking a **Senior Linux Systems Administrator ** to join the team in **Hazelwood, ... conduct monthly server patching + Utilize vulnerability scanners like ACAS /Nessus and manage distributed file systems + Maintain and...5+ years of experience with RedHat-based systems (RHEL, Oracle Linux , Fedora) and SUSE distro 12 or greater (eg,… more
    The Boeing Company (09/11/25)
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  • Principal System Administrator Linux

    RTX Corporation (Andover, MA)
    …meaningful problems that create a safer, more secure world. **Principal System Administrator ** in Program Digital Services, collaborate with a diverse team to ... Subject Matter Expert (SME) with deep knowledge of at least one OS (Windows, Linux , etc.) to extensively design, implement, troubleshoot, and maintain both Linux more
    RTX Corporation (09/11/25)
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  • Linux /Windows Senior Systems…

    Lockheed Martin (San Diego, CA)
    …Configuration, fine tuning, and maintenance of security tools such as Nessus, ACAS , Splunk, etc\. * Setting up/configuring new users * Installation and configuration ... Network/System Administration \- Experience with server and desktop management of Linux and Windows environments \- Familiar with package deployment, imaging, and… more
    Lockheed Martin (07/12/25)
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  • Tenable Nessus Administrator SME

    CACI International (VA)
    Tenable Nessus Administrator SME Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: Secret Employee Type: Regular ... US * * * **The Opportunity:** CACI is looking for a Tenable Nessus Administrator SME to support our DoD customer to implement an enterprise IT service delivery… more
    CACI International (07/23/25)
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  • Senior Network Systems Administrator - PDA

    General Dynamics Information Technology (Fort Bliss, TX)
    …and Abilities:** + Must have administrative knowledge of Microsoft Server 2019, Red hat Linux , Windows 11, SQLEXPRESS, ESS, ACAS , and Microsoft Hyper Visor. + ... experience **US Citizenship Required:** Yes **Job Description:** Senior Network Systems Administrator - PDA GDIT is seeking highly experienced and qualified Senior… more
    General Dynamics Information Technology (08/10/25)
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  • Lead Linux Admin

    ASM Research, An Accenture Federal Services Company (Dover, DE)
    administrator capacity. Considered a technical specialist in a variety of IT administrator disciplines. * Manage a team of Linux and Windows Administrators ... with integration of DoD STIGs and other recommended security standards. * Integrate Linux systems with other enterprise tooling (eg, ACAS , Splunk, SevOne, Backup… more
    ASM Research, An Accenture Federal Services Company (07/25/25)
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  • RHEL System Administrator III

    RTX Corporation (Chesapeake, VA)
    …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 (08/20/25)
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  • Principal Windows Systems Administrator

    Northrop Grumman (Baltimore, MD)
    …Office (CIDO) organization is seeking an experienced **Principal** **Windows Systems Administrator ** to join its dynamic team of technical professionals. The ... to, the following:** + Perform as primary Windows Systems Administrator for a small to medium sized classified government...written and verbal format. + Review scan results from ACAS scans that pertain to servers and workstations. +… more
    Northrop Grumman (09/11/25)
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  • System Administrator II

    V2X (Schofield Barracks, HI)
    **Description** **System Administrator II - WTRS : Wheeler AAF, Hawaii** **Job Summary:** The SA's responsibilities include maintaining the TADSS local area network ... and optimize network and system performance. 3. Assign and update security permissions on a Linux network. 4. Review and interpret Linux log files. 5. Review and… more
    V2X (08/29/25)
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  • Systems Administrator , Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    Systems Administrator , Senior The Opportunity: Are you looking for an opportunity to use your technical expertise in support of cyberspace operations? As a Systems ... Administrator , you'll have the chance to build your expertise...mentor and supervise team members. You'll support Windows and Linux systems engineering efforts in system design and evaluation,… more
    BOOZ, ALLEN & HAMILTON, INC. (09/09/25)
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  • Staff Systems Administrator

    Applied Research Associates, Inc. (Raleigh, NC)
    …+ 4 years of experience with security assessment/hardening tools, ie STIGs, SCAP, ACAS , etc. **Staff Systems Administrator Preferences:** + Experience working on ... an immediate need for an experienced IT Professional to serve as Systems Administrator for the Integrated Missions System Sector in Raleigh, NC. The candidate will… more
    Applied Research Associates, Inc. (08/26/25)
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  • Information Systems Security Administrator

    Huntington Ingalls Industries (Honolulu, HI)
    …Who We Are HII-Mission Technologies is seeking a Information Systems Security Administrator at our Honolulu, Hawaii. location. The Information Systems Security ... Administrator (ISSA) is responsible for the implementation, monitoring, and...and validate Security Technical Implementation Guides (STIGs) on Windows, Linux , and virtualization platforms + Conduct system vulnerability scans,… more
    Huntington Ingalls Industries (08/15/25)
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  • Network and Computer Systems Administrator

    NANA Regional Corporation (Orlando, FL)
    …+ Maintains, Installs and configures various different platforms or services like Tenable ( ACAS ), DHCP, and DNS on Linux operating systems. + May assist ... ASE is looking for a Network and Computer Systems Administrator , Journeyman to work in support of Naval Air...ACAS /Nessus vulnerability scanning tools. + Red Hat Enterprise Linux (RHEL) 8/9. + Windows Server 2019/2022. + Active… more
    NANA Regional Corporation (09/03/25)
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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** with GDIT. A career in enterprise IT means connecting… more
    General Dynamics Information Technology (08/28/25)
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  • Senior Systems Administrator II Generalist…

    V2X (Springfield, VA)
    …respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - active TS/SCI clearance to support our government ... obtain and maintain a Counterintelligence (CI) Polygraph. The Senior Systems Administrator II supports the information technology (IT) Operations and Maintenance… more
    V2X (08/07/25)
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  • SkillBridge Principal System Administrator

    RTX Corporation (Andover, MA)
    …security clearance​ **Security Clearance:** DoD Clearance: Secret **Skillbridge Principal System Administrator Intern - Andover, MA- will sposnor a clearance** At ... meaningful problems that create a safer, more secure world. **Principal System Administrator ** in Program Digital Services, collaborate with many teams to support… more
    RTX Corporation (08/13/25)
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