• Senior Information Security Engineer…

    Lumen (Annapolis, MD)
    …Detection and Response (NDR). + Minimum 2 years of experience in Linux system administration , virtualization, configuration, and support within a security ... deploy, troubleshoot, and support technologies that monitor network and host systems -both on-premises and in cloud environments-for cyber threats and incident… more
    Lumen (11/15/25)
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  • Splunk Security Engineer

    Leidos (Suitland, MD)
    …+ Develop, maintain, and execute **automated SOAR playbooks** that interact across systems and devices. + Analyze log events, correlate data across multiple sources, ... and Nessus, VMWare vCenter/ESXi, ServiceNow, Azure and AWS, NetApp, Windows and Linux . Connectors may use APIs, tokens, or service accounts, so understanding these… more
    Leidos (11/11/25)
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  • System Administrator 2

    Synergy ECP (MD)
    …2 MD Description Member of a cross-functional team providing Windows systems administration /engineering expertise and guidance for a critical enterprise-wide ... Policy configurations, patching servers and applying DISA STIGS, basic Linux experience is a bonus. Duties include: + Serve...have expert knowledge and skills in using Microsoft operating systems (Windows 2012R2 and Windows 2016 or higher) +… more
    Synergy ECP (10/15/25)
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  • System Engineer

    Synergy ECP (Annapolis Junction, MD)
    …of system components. You will provide support in the areas of systems administration , troubleshooting, loading of software packages and network configuration. ... Linux operating system, to include use of the command-line. + LINUX or UNIX and/or Network administration /maintenance experience. + Experience with modern… more
    Synergy ECP (09/17/25)
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  • System Engineer

    ManTech (Fort Meade, MD)
    …and Maintaining bash scripts to dump and load databases + Experience with Linux Administration (file system hierarchy, manage root/superuser system files, basic ... virtual environments + Experience configuring and maintaining storage and file systems + Experience in developing and delivering briefings, technical presentations,… more
    ManTech (08/26/25)
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  • Senior Backup Engineer - Cyber Vault & Data…

    Ensono (Annapolis, MD)
    …(L3) + Dell PowerProtect DD (Data Domain): + L3 administration : capacity planning, MTree/retention/replication design, DD Boost integration, encryption/retention ... with incident response. + Cobalt Iron (Compass): + L3 administration : policy design, retention/SLA mapping, repository optimization, upgrades, and complex… more
    Ensono (11/01/25)
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  • System Engineer II

    Gama-1 Technologies (Silver Spring, MD)
    …similar field, or equivalent work experience. + 2-4 years of progressive experience in systems engineering, systems administration , or related IT roles. + ... LLC seeks an experienced System Engineer II to provide systems engineering support for complex IT infrastructure in remote...Hands-on experience with Windows and/or Linux server administration . + Experience with virtualization… more
    Gama-1 Technologies (11/19/25)
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  • Security Engineer

    TekSynap (Rockville, MD)
    …+ Managing and maintaining an SD-WAN environment + Administer and work within Linux and Windows environments + Hands-on administrative and operational work with ... Log Configuration and Management + Network Security: firewalls, Intrusion Prevention/Detection Systems (IPS/IDS), and Web Application Firewalls (WAFs) + Data Loss… more
    TekSynap (09/25/25)
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  • Computer Network Operations (All Levels)

    Lentech, Inc (Hanover, MD)
    …CCNA, or CISSP preferred, Minimum three (3) years' experience with system (Windows, Linux , and Solaris) and network administration , Minimum three (3) years of ... in designing and implementing network architecture scenarios containing various operating systems and application versions to include Linux , Solaris, and… more
    Lentech, Inc (09/02/25)
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  • C++ Software Developers

    SURVICE Engineering (Lexington Park, MD)
    …computer science, acquisition, technical writing, training, and other technical and administrative fields. And many of our personnel have DoD and/or operational ... languages and techniques (eg, C/C++ in a Windows and/or Linux environment using open source libraries like Qt and...and Industry organizations involved in all phases of the systems engineering process. Our employees are our most valuable… more
    SURVICE Engineering (09/02/25)
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