• Linux Administrator , Senior

    Amentum (Hanover, MD)
    …continuously trying to stay ahead of the next challenge. **Responsibilities:** This Senior Linux administrator position will provide candidates with ... & Intel space? If so, look no further. Amentum is seeking a ** Linux Administrator , Senior ** to join our team of passionate individuals in **Hanover,… more
    Amentum (11/21/25)
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  • Linux System Administrator

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    …and appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a Linux System Administrator ( Senior -Level) to join our team at Aberdeen ... an active DoD Top Secret Clearance. + Non-remote (relocation incentive available) Our Linux System Administrator ( Senior -Level) will be responsible for the… more
    Link Solutions Inc (10/08/25)
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  • Senior Linux System…

    Parsons Corporation (Aberdeen, MD)
    …**Job Description:** _Parsons is looking for an amazingly talented_ **_Senior Linux Systems Administrator_** _to join our team!_ **_What You'll Be Doing:_** ... **_What Required Skills You'll Bring:_** + _Extensive background in diverse Linux operating systems and high performance computing_ + _Extensive background in… more
    Parsons Corporation (11/15/25)
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  • Senior Linux System…

    ManTech (Fort Meade, MD)
    Mantech seeks a motivated, career and customer-oriented ** Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will ... perform system capacity analysis and planning. + Configure and manage Linux operating systems; install and maintain OS software; implement system enhancements… more
    ManTech (10/25/25)
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  • Senior Linux System…

    ManTech (Fort Meade, MD)
    ManTech seeks a ** Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will provide support for implementation, ... utilization; perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems; install, load, and enhance OS software for… more
    ManTech (10/14/25)
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  • Senior Linux System…

    GovCIO (Annapolis, MD)
    …referral to this job (https://careers-govcio.icims.com/jobs/6348/ senior - linux -system- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) ... **Overview** GovCIO is currently hiring for an experienced Linux System Administrator with an active...administration duties will be included in this role. + Senior -level RedHat Linux server administration experience, experience… more
    GovCIO (11/07/25)
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  • Senior Systems Administrator

    CACI International (Fort Meade, MD)
    Senior Systems Administrator Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI with Polygraph Employee Type: ... * * * **The Opportunity:** CACI is seeking a Senior Systems Administrator to provide support for...in the resolution process + Configure and manage primarily Linux /Unix (or other applicable) operating systems and installs/loads operating… more
    CACI International (12/02/25)
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  • Senior Cloud System Administrator

    ManTech (Hanover, MD)
    ManTech seeks a motivated, career- and customer-oriented **Sr** **Cloud System Administrator ** to join our team in **Hanover, MD.** Our team delivers enterprise ... incidents and performing root cause analysis + Administer and troubleshoot various Linux distributions (eg, Ubuntu, CentOS, RHEL) within both cloud and on-premise… more
    ManTech (12/10/25)
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  • Senior Systems Administrator

    Huntington Ingalls Industries (Hanover, MD)
    …a division of HII, is seeking a highly motivated and experienced System Administrator to join our Minotaur team in Hanover, MD. The ideal candidate will ... or equivalent and 10 years relevant experience. + Strong proficiency in Linux administration (eg Red Hat, CentOS, Ubuntu) + Experience with virtualization (eg… more
    Huntington Ingalls Industries (11/25/25)
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  • Senior System Administrator

    Synergy ECP (Columbia, MD)
    Senior System Administrator Columbia, MD (http://maps.google.com/maps?q=Columbia+MD+USA+21046) Description Company Description: Synergy ECP is a Service Disabled ... with: o Configuration and Maintenance of Virtual Machines ? VCenter/VMWare o Linux and Windows operating systems ? CentOS, RedHat, Windows 10, Window Server… more
    Synergy ECP (10/15/25)
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  • Senior Database Administrator

    Highmark Health (Annapolis, MD)
    …Citizen (due to contractual/access requirements) We are seeking a Database Administrator with experience in PostgreSQL databases within Google Cloud Platform (GCP), ... resolve problems related to the DBMS technology and computing platform such as Z/OS, UNIX, Linux , and Windows + Take a lead role in conducting root cause analysis to… more
    Highmark Health (10/28/25)
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  • Sr. IAM Administrator (IT@JH Enterprise…

    Johns Hopkins University (Baltimore, MD)
    …high level of independent decision-making and leadership in IAM practices. Furthermore, the Senior IAM Administrator will mentor and guide IAM Administrators and ... skills_ + MS SQL Server Administration + Windows Server Administration + Linux Server Administration Classified Title: Sr. IAM Administrator Job Posting… more
    Johns Hopkins University (11/20/25)
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  • Sr. Principal NetApp Storage Administrator

    Northrop Grumman (Linthicum Heights, MD)
    …Grumman's Chief Information & Digital Office (CIDO) organization is seeking a senior NetApp Storage Administrator with expertise in NetApp storage management ... but not be limited to the following: + Serve as a systems administrator with shared responsibility for the effective maintenance and operational activities of the… more
    Northrop Grumman (10/16/25)
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  • HPC Sr. Systems Administrator (IT@JH…

    Johns Hopkins University (Baltimore, MD)
    …ticket-based support, routine maintenance, and project participation under the direction of senior engineers. The position collaborates closely with senior HPC ... Perform user account management, permissions, and access control in a multi-tenant Linux environment. + Install and update operating systems, drivers, and software… more
    Johns Hopkins University (12/09/25)
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  • AIX Administrator

    ASM Research, An Accenture Federal Services Company (Annapolis, MD)
    …and design. Provides direction to other IT Administrators on the project in a senior administrator capacity. Considered a technical specialist in a variety of IT ... administrator disciplines. + Configure, monitor, and maintain AIX OS...escalations from Help Desk. + Knowledge and experience troubleshooting Linux and Unix based systems. + Participate in on-call… more
    ASM Research, An Accenture Federal Services Company (11/21/25)
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  • Storage Administrator

    GovCIO (Annapolis, MD)
    …VA and will be a remote position. **Responsibilities** This position is for a Senior Storage Administrator for a mixed and growing environment of various storage ... **Overview** GovCIO is currently hiring for a Storage Administrator , tomanage, maintain, deploy, troubleshoot, and support servers and storage systems. This position… more
    GovCIO (09/24/25)
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  • System Administrator

    ManTech (Fort Meade, MD)
    **ManTech** seeks an experienced and passionate, career and customer-oriented **System Administrator ** to join our team located in the **Ft. Meade, MD** area. ... environments (VMWare ESX, VCenter Administration) + Experience in administration of Linux /Windows + Experience configuring and maintaining storage and file systems… more
    ManTech (11/03/25)
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  • UNIX Administrator

    ASM Research, An Accenture Federal Services Company (Annapolis, MD)
    …UNIX hardware and operating system environments including Red Hat Enterprise Linux (RHEL), HP-UX, and Solaris. Optimizes backup processes; optimizes disk space ... years of systems administration experience on UNIX operating systems Red Hat Enterprise Linux (RHEL), Solaris, or HP-UX. + Five (5) years' experience with Disaster… more
    ASM Research, An Accenture Federal Services Company (10/18/25)
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  • Systems Engineer, Senior

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    Systems Engineer, Senior The Opportunity: Are you looking for an opportunity to use your technical expertise in support of cyberspace operations? As a Systems ... Administrator , you'll have the chance to build your expertise...mentor and supervise team members. You'll support Windows and Linux systems engineering efforts in system design and evaluation,… more
    BOOZ, ALLEN & HAMILTON, INC. (12/07/25)
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  • Senior IT Infrastructure Engineer

    Lumen (Annapolis, MD)
    …world and shape the future. **The Role** We are seeking a highly skilled Senior IT Infrastructure Engineer to join our Internal Network Services team. This role is ... Solid understanding of networking fundamentals, virtualization (VMware, Hyper-V), and Windows/ Linux environments. + Familiarity with cloud platforms (Azure, AWS) and… more
    Lumen (12/17/25)
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