• Principal Linux System Administrator (NOC…

    RTX Corporation (Springfield, VA)
    …supporting a Raytheon program in a classified environment as a **Principal Linux System Administrator** . This Network Operations Centre (NOC) position is ... 700, Springfield, VA, 22150 USA **Position Role Type:** Onsite **Principal Linux System Administrator (NOC 24x7) Springfield, VA, must have current TS/SCI CI Poly… more
    RTX Corporation (04/18/25)
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  • Systems Administrator, Junior

    Leidos (Chantilly, VA)
    … devices. + Provide helpdesk support, troubleshooting user issues with operating systems , applications, and peripherals. + Monitor system performance and assist ... the Leidos National Security Sector is seeking a skilled Systems Administrator, Junior to join a new cyber security...to grow their skills in networking, cloud computing, and system administration. + Work closely with senior IT staff… more
    Leidos (03/29/25)
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  • Technical Support Specialist - Live, Virtual,…

    HII (Norfolk, VA)
    …and reboots during an event or exercise. Ensure the request has been implemented prior to event start. + Troubleshoot LVC system related issues and ensure ... fleet. With a holistic approach to life-cycle maritime defense systems -from small watercraft to submarines, surface combatants and aircraft...in the event. + Have a valid NCTE Coalition network (NATO, JPN, or FVEY) activation for partner nation… more
    HII (04/12/25)
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  • Enterprise Senior Systems Administrator

    General Dynamics Information Technology (Fort Belvoir, VA)
    …Obtain:** Top Secret **Public Trust/Other Required:** None **Job Family:** Systems Administration **Skills:** Critical Systems ,Enterprise Servers,Operating ... **Job Description:** GDIT seeks a highly motivated and experienced Enterprise Senior Systems Engineer to support the Defense Threat Reduction Agency (DTRA) Defense… more
    General Dynamics Information Technology (04/24/25)
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  • Exchange Systems Administrator (SME)

    Leidos (Alexandria, VA)
    **Description** Leidos is seeking an Exchange Systems Administrator SME to support a large enterprise IT contract for the DOD. This role requires an individual with ... subject matter expertise administering Exchange and email retention systems within a physical and virtual server environment. Duties include examining incidents and… more
    Leidos (04/01/25)
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  • Operational Systems Engineer with DevOps

    CACI International (Chantilly, VA)
    …or OpenStack. * Experience with Cron, iptables, permissions. * Experience with OpenVPN, SELinux, Network File System (NFS) and Common Internet File System ... Operational Systems Engineer with DevOps Job Category: Engineering Time...and software issues with workstations and servers, and continuous system monitoring. The candidate should be able to demonstrate… more
    CACI International (05/02/25)
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  • Information Systems Security Engineer

    CACI International (Norfolk, VA)
    …standards. + Secure Network Architecture: Design and implement secure network architectures, segmenting critical data and systems from less sensitive ... practices and technologies. + Active Secret Clearance + Strong knowledge of network security, operating systems , databases, and application security principles.… more
    CACI International (04/26/25)
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  • Junior Computer Support Technician

    Leidos (Reston, VA)
    …ticketing system . 4) Reviews data from a DoD Network Monitoring System . Reviews historical data and proactively audits systems to ensure they meet ... * Ticket tracking system experience (ie Remedy, ServiceNOW, SharePoint). * Prior experience in a Network Operations Center environment. * Cisco, Palo… more
    Leidos (04/17/25)
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  • RF Systems Technician

    CACI International (Sterling, VA)
    …Engineering team on the verification, assembly, integration, and acceptance of RF Systems + Participate in on-site system installations, providing hands-on ... RF Systems Technician Job Category: Engineering and Technical Support...Participate in factory and site acceptance testing to ensure system quality and performance + Assists with packaging and… more
    CACI International (04/04/25)
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  • Engineer/Scientist

    Naval Sea Systems Command (Dahlgren, VA)
    … system anomalies as well as troubleshoot test setup including operating system configuration issues. You will maintain network configurations for local and ... and Test Technical Subject Matter Expert in the Electromagnetic and Sensor Systems Department, Advanced Electronic Warfare Concepts Branch (Code B34) of the Naval… more
    Naval Sea Systems Command (04/27/25)
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