• Senior Linux Engineer

    CACI International (Chantilly, VA)
    …7+ years of direct experience. * At least 5 years of experience in Linux system administration , with a focus on cloud-based infrastructure. * In-depth knowledge ... * Experience with Docker, including containerization and orchestration. * Strong understanding of Linux operating systems , including Red Hat Enterprise Linux … more
    CACI International (08/03/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    …years of related experience might be substituted for a degree + 14+ years of Systems Administration experience. + Must be proficient with troubleshooting in a ... system capacity analysis and planning. + Configure and manage Linux operating systems ; install and maintain OS...Linux environment. **Security Clearance Requirements:** + Current/Active TS… more
    ManTech (09/20/25)
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  • Integrator/ Linux SE/Container SE

    Amentum (Hanover, MD)
    …implement solutions and/or troubleshoot problems **Requirements:** * Expert experience with Linux operating systems (eg, Rocky, RHEL) * Experience integrating ... Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a ** Systems Engineer** to join our team of passionate individuals in **Hanover, MD** . In… more
    Amentum (09/22/25)
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  • Principal/Senior Principal Systems Engineer…

    Northrop Grumman (Aurora, CO)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... + Track/log Real World Events **Basic Qualifications:** + DoD Top Secret clearance that is or has... Linux : Hands-on experience deploying, configuring, and troubleshooting Linux systems , preferably RedHat 6/7/8/9 + Experience… more
    Northrop Grumman (08/22/25)
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  • UNIX/ Linux OS Administrator

    General Dynamics Information Technology (Offutt AFB, NE)
    …JWICS, and SAP/SAR environments. **UNIX/ Linux OS Administrator** + Performs systems administration for enterprise Linux /Unix solution. + Installs, ... Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret /SCI **Public Trust/Other Required:** None **Job...configures, and maintains Linux /Unix operating systems . + Analyzes and resolves problems associated with the… more
    General Dynamics Information Technology (08/10/25)
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  • Principal Linux System Administrator

    RTX Corporation (Aurora, CO)
    …Security, GICSP, GSEC, SSCP, CySA+, CND. + Experience administering Red Hat Enterprise Linux (RHEL) based systems + Experience using and developing automation ... citizens are eligible for a security clearance​ **Security Clearance:** TS /SCI with CI Poly - Current At Raytheon, the...Bash and Python **Qualifications We Prefer** + Deployment and administration of systems , storage, and networking in… more
    RTX Corporation (07/19/25)
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  • Sr. Linux /Unix Administrator

    S4 Inc. (Omaha, NE)
    …users and other technical teams from a service support perspective. Required Qualifications: + Top Secret security clearance and eligible for SCI access + Cloud+ ... Sr. Linux /Unix Administrator Work Location: USSTRATCOM Offutt AFB Clearance: TS /SCI Education: HS Diploma/GED Experience: 8+ years Certification: Cloud+ or GICSP… more
    S4 Inc. (07/09/25)
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  • Systems Administrator Level 2/3…

    Northrop Grumman (Oak Harbor, WA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the Time **Description** At Northrop Grumman, our ... in lieu of degree. + Must have an active Top Secret /SCI clearance or higher (with a...Windows AD, LDAP, VMWare, and knowledge of SAN storage systems . + Linux Operating System experience and/or… more
    Northrop Grumman (09/19/25)
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  • Principal Linux System Administrator

    General Dynamics Information Technology (Livermore, CA)
    …RQ192592 **Type of Requisition:** Regular **Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph **Public Trust/Other Required:** None **Job ... listening skills and follow through **Security Requirements** + Must have a Top Secret -SCI security clearance **Education and Certification Requirements** + ITIL… more
    General Dynamics Information Technology (08/09/25)
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  • Principal Platform Engineer / Linux…

    RTX Corporation (Springfield, VA)
    …possible on call support/overtime. **What You Will Do** + You will maintain existing systems through Linux -based tools and manage the COTS/FOSS software on the ... Experience with VMware: vCenter and ESXi + Experience with Linux system administration (RHEL/OL preferred) + Experience...administration : LAN and firewalls (Cisco preferred) + Current TS /SCI / CI Poly issued security clearance is required… more
    RTX Corporation (08/08/25)
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