• Modernization Cyber Systems Administrator

    Lockheed Martin (Hanover, MD)
    …* Git repository management * Knowledge of configuring and managing both Windows and Linux DHCP and DNS servers and clients * Proficient in Linux distributions ... such as RHEL, CentOS, Ubuntu, and Debian\. Knowledge of Linux systems processes, file systems, networking and offline repository configurations * Familiarity with… more
    Lockheed Martin (07/12/25)
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  • Cloud DevOps Engineer

    ManTech (Hanover, MD)
    …C#, Python, MSSQL and minor system administrative duties on Windows and Linux platforms + Kubernetes Application Developer or Administrator certification can ... MSSQL and minor system administrative duties on Windows and Linux platforms. + Responsible for creating collection object cleanup...like Docker. + ​2+ years' experience working within the Linux desktop environment and bash shell​ + Experience with… more
    ManTech (07/23/25)
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  • Senior Network Engineer - TS/SCI w/Poly

    Amentum (Annapolis Junction, MD)
    …health of a customer network. **Responsibilities:** + Using Network Engineering, System Administrator , and command line Linux skills to maintain a full ... to include multi-node and multi-site networks + Recent experience with Linux and Windows operating systems (command line a must) **Clearance Required:**… more
    Amentum (07/30/25)
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  • System Administration - Tiered Support

    CACI International (Annapolis Junction, MD)
    …highest standards of service and reliability. We're looking for a skilled System Administrator to join our team and help maintain, troubleshoot, and optimize a wide ... variety of IT systems. We are seeking a qualified System Administrator to provide support for the implementation, troubleshooting, and maintenance of IT systems… more
    CACI International (08/21/25)
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  • Cloud Engineeer

    ManTech (Hanover, MD)
    …in a hybrid environment (on-premises and AWS cloud). + Administer and troubleshoot Linux (Amazon Linux 2023, RHEL 8/9) and Windows Server (2016/2022) systems. ... + Fourteen (14) years of experience as a Systems Administrator or Cloud Engineer supporting programs of similar scope...date. + AWS and other cloud technologies. + Amazon Linux 2023, Linux RHEL 8/9, Windows Server… more
    ManTech (09/13/25)
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  • Senior System Integrator Engineer (TS/SCI)

    Vexterra Group (Bethesda, MD)
    …and O&M team members on the following key tasks: DUTIES * Perform Linux builds, installs, configuration, administration, and troubleshooting of both Linux and ... infrastructure to include physical and virtualized environments * Set up administrator and service accounts, maintain system documentation, tune system performance,… more
    Vexterra Group (07/15/25)
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  • Splunk Security Engineer

    Leidos (Suitland, MD)
    …and Nessus, VMWare vCenter/ESXi, ServiceNow, Azure and AWS, NetApp, Windows and Linux . Connectors may use APIs, tokens, or service accounts, so understanding these ... SOAR and connectors + Maintain existing/create new fleet of Development VMs (Windows, Linux ) that allow you to test and demonstrate playbook functionality + Fully… more
    Leidos (09/20/25)
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  • CNO Developer/Engineer

    Shuvel Digital (MD)
    …into test environments. + Experience with application development for Windows or Linux . + Experience with x86/x64 or ARM Assembly programming. + Experience with ... as Scrum and Kanban. + Knowledge of kernel development on Windows or Linux . + Familiarity with disassemblers/decompilers, (eg, IDA Pro, Ghidra, Radare, or Binary… more
    Shuvel Digital (09/04/25)
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  • UNIX Systems Engineer

    GovCIO (Annapolis, MD)
    …UNIX System Engineer for a mixed and growing environment of Red Hat Enterprise Linux /Oracle Enterprise Linux and Solaris UNIX. This position will work with the ... 30 days after project join date. + 5+ yrs experience as a Unix Systems Administrator or IT Engineer with experience in automating assigned tasks. + 3+ yrs experience… more
    GovCIO (09/24/25)
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  • Principal OR Sr. Principal Payloads Field Service…

    Northrop Grumman (Millersville, MD)
    …and 1 year of related engineering experience. + Competence in Linux , troubleshooting, engineering documents, tools, and equipment + Familiarity with payloads ... and 4 years of related engineering experience. + Competence in Linux , troubleshooting, engineering documents, tools, and equipment + Familiarity with payloads… more
    Northrop Grumman (09/17/25)
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