• Senior Systems Administrator

    Belay Technologies (Annapolis Junction, MD)
    …2019, runner up in 2020 and a finalist in 2021! Belay Technologies seeks a Senior System Administrator (SA) to join our intel team. The SA provides support for ... implementation, troubleshooting and maintenance of IT systems . Manages IT system infrastructure and any processes related to these systems . Provides support to… more
    Belay Technologies (11/19/25)
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  • Senior Cloud Systems Engineer…

    St. George Tanaq Corporation (Suitland, MD)
    …Cloud Platform (GCP), Oracle Cloud Infrastructure (OCI) Operating Systems : Linux /Unix (Ubuntu, CentOS, Red Hat) Windows Server administration Infrastructure ... Senior Cloud Systems Engineer (Identity Management Domain Services) WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time… more
    St. George Tanaq Corporation (11/18/25)
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  • Senior Systems Administrator

    Oracle (Annapolis, MD)
    …and administration . + At least 5 years' experience supporting a Linux environment. + Experience handling production systems running Windows Server OS, ... around the world who provide patient care. As a Systems Analyst III, your primary task will be to...Time. + Good Knowledge and hands on experience with Linux / Unix(command-line) and SQL + Familiar with Relational database… more
    Oracle (11/25/25)
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  • Senior Information Systems Security…

    ManTech (Fort Washington, MD)
    **MANTECH** seeks a motivated, career and customer-oriented ** Senior Information Systems Security Officer (ISSO)** to join our team in Fort Washington, MD. This ... Master's Degree and 5 + years prior experience + Solid understanding of Linux /Unix Administration . + Experience with applying DISA STIGs with containerization… more
    ManTech (11/01/25)
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  • Senior Systems Engineer

    CACI International (Annapolis Junction, MD)
    Senior Systems Engineer Job Category: Engineering Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: Regular ... Type of Travel: None * * * **The Opportunity:** Senior Systems Engineer with strong design experience...and system deployment, as well as general Windows and Linux system administration and sustainment experience. Must… more
    CACI International (10/21/25)
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  • Senior Associate Systems Operations…

    NTT America, Inc. (Annapolis, MD)
    …+ Ability to use and operate virtualized environments to support virtualized systems (Windows and Linux ) + Perform regular system maintenance, including ... as a Systems Administrator, with a focus on implementation, and administration . + Knowledge of systems , including servers, storage, and virtualization… more
    NTT America, Inc. (11/20/25)
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  • Senior Information Systems Security…

    Leidos (Fort Meade, MD)
    **Description** **Leidos** has a new and exciting opportunity for a Senior Information Systems Security Officer (ISSO) in our **National Security Sector's (NSS) ... cross-discipline resolutions via CCBs and design reviews. + Experienced in Linux /Windows system administration , RF system configuration, FORNSAT, Tactical… more
    Leidos (10/16/25)
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  • Senior Unix System Administrator

    SMX (Patuxent River, MD)
    …Data Center (PRDC). This individual will work alongside a team of UNIX/ Linux Systems Administrators responsible for maintaining the integrity, availability, and ... systems across Department of Defense (DoD) networks. The Senior UNIX Administrator will ensure systems are...+ Broader exposure to AWS beyond core services + Senior -level experience with Solaris system administration **Application… more
    SMX (10/18/25)
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  • Senior System Integrator Engineer (TS/SCI)

    Vexterra Group (Bethesda, MD)
    Vexterra Group is currently searching for a Senior Systems Integrator Engineer to provide the following systems support in Reston VA or Bethesda, MD office: ... and O&M team members on the following key tasks: DUTIES * Perform Linux builds, installs, configuration, administration , and troubleshooting of both Linux more
    Vexterra Group (10/14/25)
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  • Principal/Sr. Principal Systems

    Northrop Grumman (Patuxent River, MD)
    …+ Ability to work after hours and weekends as needed. Basic Qualifications for a Senior Principal System Admin : + Bachelor's degree with 8 years of experience; ... Patuxent River area. Basic Qualifications for a Principal System Admin : + bachelor's degree with 5 years of experience;...Linux , Cisco). + Experience operating under and managing systems within NISPOM Chapter 8, DCID 6/3-ICD 503, RMF,… more
    Northrop Grumman (09/18/25)
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