• 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)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator ( Linux

    Alaka'ina Foundation Family of Companies (Kauai County, HI)
    Senior Systems Administrator ( Linux ) Location HI - Kaua'i Job Code 13533 # of openings 1 Apply Now ... Family of Companies (FOCs) is looking for a Senior Linux Systems Administrator Range Network. The position...hardening, patching, and vulnerability remediation using tools such as ACAS , ESS, and SCAP. + Develop and maintain PowerShell… more
    Alaka'ina Foundation Family of Companies (11/20/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator ( Linux

    Amentum (Waimea, HI)
    Amentum is seeking a highly experienced Senior Linux System Administrator to oversee and manage enterprise-level Linux infrastructure in support of US Navy ... hardening, patching, and vulnerability remediation using tools such as ACAS , ESS, and SCAP. + Develop and maintain PowerShell...following OS Certifications required + Linux + Linux + Red Hat Certified System Administrator (RHCSA)… more
    Amentum (09/24/25)
    - Save Job - Related Jobs - Block Source
  • Linux System Administrator

    SAIC (Huntsville, AL)
    **Description** SAIC has an immediate need for a BMC3 **Systems Administrator Analyst** with Linux full stack development experience. We are looking for an ... more experience; Master's and 2 years related experience. + Experience working in a Linux environment. + Experience in a Systems Administrator role with Windows.… more
    SAIC (11/15/25)
    - Save Job - Related Jobs - Block Source
  • Principal Linux Systems…

    RTX Corporation (Pelham, NH)
    …a safer, more secure world. Raytheon has an opportunity for a **Principal Linux System Administrator ** operational support and sustainment for a high priority ... System Administration in a heterogeneous Redhat 8 & 9 Enterprise Linux environment. + You will utilize virtualization and containerization technologies, including… more
    RTX Corporation (12/09/25)
    - Save Job - Related Jobs - Block Source
  • Linux Systems Administrator , Sr…

    Lockheed Martin (Sunnyvale, CA)
    …more than 570 facilities that span more than 70 countries\. We are hiring a Linux System Administrator , Sr to support daily IT operations in our Sunnyvale, CA ... primary IT support for a classified environment, with a focus on our Linux environment\. Priority consideration will be given to qualified candidates who are… more
    Lockheed Martin (11/20/25)
    - Save Job - Related Jobs - Block Source
  • Principal System Administrator - Windows…

    RTX Corporation (El Segundo, CA)
    …systems administration in a heterogeneous Microsoft Windows and Red Hat Enterprise Linux environment. + Understanding and knowledge of Windows Server to include but ... to Active Directory, Group Policy, & DNS. + Advanced Red Hat Enterprise Linux knowledge. + Working as a team member in a fast-paced technological environment.… more
    RTX Corporation (12/09/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator / Linux

    Lockheed Martin (Littleton, CO)
    …clearance * Perform successful root cause analysis for problem resolution in Linux environments\. * Analyzing and assessing server performance, storage capacity and ... Experience performing successful root cause analysis for problem resolution in Linux environments\. * Experience analyzing and assessing server performance, storage… more
    Lockheed Martin (12/04/25)
    - Save Job - Related Jobs - Block Source
  • 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)
    - Save Job - Related Jobs - Block Source
  • Secret Cleared Windows and Linux Admin

    Insight Global (San Diego, CA)
    …Secret Clearance 3+ Years of Experience with Windows System 2+ years of experience with Linux Servers Experience Running and Reviewing ACAS scans IAT LVL II or ... person should have an understanding in both windows and Linux . This person will work on a small team...should also have experience with vulnerability scanning tools like ACAS and implementing STIGs. Responsibilities include: . RHEL system… more
    Insight Global (11/26/25)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator (Compliance) - TS/SCI…

    NANA Regional Corporation (Honolulu, HI)
    …) administration. + Demonstrated experience of strong analytical and problem-solving skills. + ACAS administrator certification required in the first 60 days of ... Akima Systems Engineering (ASE) is looking for a Systems Administrator (Compliance) to work in Honolulu, HI. The Compliance Administrator plays a pivotal role in… more
    NANA Regional Corporation (11/11/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …a Systems Administrator or similar role + Strong experience with Linux and Windows-based systems administration. + Knowledge of cloud platforms (AWS, Azure, ... Required:** None **Job Family:** IT Infrastructure and Operations **Skills:** Linux ,Microsoft Windows,System Administration **Experience:** 5 + years of related… more
    General Dynamics Information Technology (09/16/25)
    - Save Job - Related Jobs - Block Source
  • Field Systems Administrator

    Systems Technology Forum (San Diego, CA)
    …(DoD), and other federal agencies. Job Summary The Field Systems Administrator provides operational and maintenance support for mission-critical Navy systems under ... STACC environments, supporting both shore-based and deployed configurations. The administrator applies expertise in system configuration, patching, and troubleshooting… more
    Systems Technology Forum (11/21/25)
    - Save Job - Related Jobs - Block Source
  • Senior Systems Administrator (Onsite)

    BAE Systems (Springfield, VA)
    **Job Description** As a Systems Administrator in an enterprise test organization, the incumbent will be part of a thriving dynamic team of Systems Administrators ... functions. To include, but not limited to, setting up administrator accounts, maintaining system documentation, tuning system performance, installing system-wide… more
    BAE Systems (11/19/25)
    - Save Job - Related Jobs - Block Source
  • Splunk Administrator Principal

    SAIC (New Orleans, LA)
    **Description** SAIC is seeking a **Splunk Administrator ** to support our customer site in **North Charleston, SC** or **New Orleans, LA** . The Splunk ... Administrator will support the Cloud CITI Splunk Team under...and integrates with enterprise tools including ServiceNow, eMASS, Tenable ACAS , Trellix ESS, SolarWinds, and EvaluateSTIG. The candidate will… more
    SAIC (11/04/25)
    - Save Job - Related Jobs - Block Source
  • 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)
    - Save Job - Related Jobs - Block Source
  • Systems Administrator

    ISYS Technologies (Schriever AFB, CO)
    …initiatives of our government customers. I2X Technologies is seeking a Systems Administrator to support ongoing activities for a customer in Colorado Springs, CO ... + Responsible for administration and maintenance of Red Hat Linux servers + Install and configure Red Hat ...security policy, Risk Management Framework (RMF) + Set up administrator and service accounts + Maintain system documentation +… more
    ISYS Technologies (10/22/25)
    - Save Job - Related Jobs - Block Source
  • NIPRNet / SIPRNet Administrator

    Applied Research Associates, Inc. (Eglin AFB, FL)
    …Applied Research Associates, Inc. ( **ARA** ) is seeking a lead administrator for a SIPRNet capability supporting a DoD‑owned secret‑level enclave that already ... secure SIPRNet operations. This role works directly with the Sr. Systems Administrator and the broader systems‑admin team leading engineering and sustainment efforts… more
    Applied Research Associates, Inc. (11/21/25)
    - Save Job - Related Jobs - Block Source
  • 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)
    - Save Job - Related Jobs - Block Source
  • 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)
    - Save Job - Related Jobs - Block Source