• Sr. Network Engineer

    Themis Insight (Fort Meade, MD)
    …Cisco routers, switches, and firewalls. + Proficient with Linux and Windows . Linux and/or Windows system administration experience is a plus. + CCNA ... incorporated into models associated with the research and development of technologies and systems . + Ensures that all material received is inspected for evidence of… more
    Themis Insight (12/19/25)
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  • Sr. Cyber Defense Architect

    DarkStar Intelligence LLC (Fort Meade, MD)
    …management, syscalls, interrupts, drivers, services, and authentication flows. + Diagnose Linux and Windows artifacts that signal compromise or misconfiguration. ... This is not a traditional SOC analyst or Splunk admin role. This role requires someone who: + Understands...CI Polygraph Required Technical Expertise + Deep understanding of Linux and Windows internals, including kernel functions,… more
    DarkStar Intelligence LLC (11/06/25)
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  • Senior System Administrator - Network Operation…

    St. George Tanaq Corporation (Suitland, MD)
    …sites. 3. Enterprise Systems Administration - Expert in managing Windows Server and Linux environments, Active Directory, Group Policy, DNS, DHCP, and ... + Minimum 8 years of advanced expertise in enterprise-level network and systems administration , ensuring mission-critical systems remain secure, resilient,… more
    St. George Tanaq Corporation (11/14/25)
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  • C++ Software Developers

    SURVICE Engineering (Lexington Park, MD)
    …convert older code using current programming languages and techniques (eg, C/C++ in a Windows and/or Linux environment using open source libraries like Qt and ... years Software Development experience including programming in C and C++ in a Windows and/or Linux /Unix environment About UsSURVICE Engineering is a nationally… more
    SURVICE Engineering (12/02/25)
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  • Lead Network Engineer - Remote US

    SitusAMC (Annapolis, MD)
    …physical networking to Virtualized environments such as VMWare. + Basic knowledge of Windows and Linux server administration . + Self-motivated, with the ... Design preferred. + 3 or more years' experience with Windows operation systems preferred. + 3 or... preferred. + 3 or more years' experience with Linux operating systems preferred. + Current Certifications… more
    SitusAMC (12/31/25)
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  • Computer Network Operations (All Levels)

    Lentech, Inc (Hanover, MD)
    …or CISSP preferred, Minimum three (3) years' experience with system ( Windows , Linux , and Solaris) and network administration , Minimum three (3) years of ... scenarios containing various operating systems and application versions to include Linux , Solaris, and Windows , Able to replicate real world network and… more
    Lentech, Inc (12/02/25)
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  • Senior Database Administrator - Hosting

    Leidos (Camp Springs, MD)
    …applications and services. **Primary Responsibilities:** + Design, implement, and maintain database systems within Windows , Unix, and Linux hosting ... database management systems (eg, Oracle, SQL Server, PostgreSQL, MySQL) within Windows , Unix, and Linux environments. + Strong understanding of database high… more
    Leidos (12/06/25)
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  • Middleware Team Lead

    GovCIO (Annapolis, MD)
    …Servers, Portals, and associated SW products and operating system configuration in LINUX , UNIX and Windows environments. Once deployed, responsible for ... and will be a remote position. **Responsibilities** Senior middleware administration experience deploying and managing middleware SW supporting customer… more
    GovCIO (12/25/25)
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  • System/Network Administrator (Onsite)

    RTX Corporation (Fulton, MD)
    …Maryland. **What You Will Do:** * Windows and Linux system administration of enterprise wide or program/lab related systems , including setting up new ... systems per cyber compliance requirements. Additionally, performing network administration by building and deploying new networks, and refining and/or providing… more
    RTX Corporation (11/21/25)
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  • Security Engineer

    TekSynap (Rockville, MD)
    …an SD-WAN environment + Administer and work within Linux and Windows environments + Hands-on administrative and operational work with the following ... Log Configuration and Management + Network Security: firewalls, Intrusion Prevention/Detection Systems (IPS/IDS), and Web Application Firewalls (WAFs) + Data Loss… more
    TekSynap (12/25/25)
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