• Classified Lab Manager

    The MITRE Corporation (Mclean, VA)
    …make a difference with us. Department Summary: The team seeks a full-time Senior Systems Administrator to support the deployment, operation, and maintenance of ... campus. Roles & Responsibilities: + Building and hardening Windows, Linux , Hypervisor systems , such as VMware +...understanding of lab IT architecture + Fundamental understanding of system administration, network , and operating system… more
    The MITRE Corporation (09/04/25)
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  • HW Infrastructure Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    …are secure and up-to-date. * Troubleshooting: Diagnose and resolve hardware, software, and network problems, escalating to senior staff when necessary. * Backup ... obtain a TS/SCI with Poly highly desired * Operating Systems : Proficiency in managing Windows and Linux ... environments. * Hardware: Knowledge of servers, storage arrays, network switches, and telecommunication systems . * Networking:… more
    CGI Technologies and Solutions, Inc. (09/30/25)
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  • Software Developer

    Systems Technologies, Inc. (Lorton, VA)
    …and resource optimization. + Design and maintain a robust network infrastructure, leveraging Cisco networking solutions to support organizational needs. ... of updates through WSUS and applications via the MECM Software Center, ensuring systems are up-to-date and secure. + Develop and maintain scripts in PowerShell,… more
    Systems Technologies, Inc. (07/18/25)
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  • Engineer, Data Center (Manassas, VA)

    LinkedIn (Manassas, VA)
    …& Installation + Project Management + Ticketing Systems (Jira, ServiceNow) + Linux /Unix + Server and Network Troubleshooting You will Benefit from our ... LinkedIn is the worlds largest professional network , built to create economic opportunity for every...and contracted technicians, taking ownership of complex hardware and Linux issues, coordinate with OEM vendors for resolution, and… more
    LinkedIn (09/24/25)
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  • Mission IT Operator

    CACI International (Springfield, VA)
    …with IT infrastructure including user systems , servers, storage, and network connectivity. - Provides system administration for assigned infrastructure and ... for all site issues. This position requires broad knowledge of both Windows and Linux -based systems across a global environment. Shift Work (12 hours a day… more
    CACI International (07/31/25)
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  • Enterprise Management Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    …ensure the team's success Required Skills - Experience with Linux systems in the areas of system administration troubleshooting, integration, shell ... Work independently as part of a small team of system engineers responsible for the care and feeding of...of proactive monitoring concepts, including experience configuring and deploying Network and systems monitoring (ie SNMP, Nagios,… more
    Arena Technical Resources, LLC (09/30/25)
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  • OCONUS Field Engineer - TS/SCI Polygraph Required

    Leidos (Chantilly, VA)
    …+ Systems Engineering/Administration + Diagnosing and resolving software, hardware, and network problems + Linux Operating System (using command line) ... + Experience with system / network monitoring tools, ie, Cacti, Nagios, Solarwinds - using...tool as well as maintaining the tool itself + Linux system administration to include ability to… more
    Leidos (08/08/25)
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  • Red Cell Cyber Analyst

    Amentum (Fort Belvoir, VA)
    …findings to customers, partners, and other stakeholders. + Be able to explain network / system mechanisms to analysts and ground element in order to facilitate ... testing against operational computer networks including experience in Windows Security, Network Security, Linux /Unix Security, Database security, or Mainframe… more
    Amentum (08/20/25)
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  • Field Engineer

    ManTech (Reston, VA)
    …and configure new systems as well as upgrade, maintain, and recap existing systems , including all system and network infrastructure and peripherals and ... systems , train technical support personnel to perform maintenance on those systems , and remotely support system troubleshooting and maintenance when not… more
    ManTech (09/10/25)
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  • Database/Web Services Admin Spec Lvl II

    Navy Exchange Services (NEX) (Virginia Beach, VA)
    …Apache, Tomcat, WebLogic and WebSphere web server software and upgrades on IBM AIX, Linux and Windows operating systems . Applying database and web server patches ... Security , GIAC Security Essentials Certification (GSEC), Security Certified Network Professional (SCNP), Systems Security Certified Practitioner (SSCP);… more
    Navy Exchange Services (NEX) (07/19/25)
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