• Senior System Administrator

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator - Network Operation Center WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time ... the Role** We are seeking a ** Senior System Administrator - Network Operation...+ Minimum 8 years of advanced expertise in enterprise-level network and systems administration, ensuring mission-critical … more
    St. George Tanaq Corporation (11/14/25)
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  • Senior System Administrator

    St. George Tanaq Corporation (Suitland, MD)
    Senior System Administrator - Network Security WFH Flexible*Suitland, MD (http://maps.google.com/maps?q=Suitland+MD+USA) Job Type Full-time Description ... the Role** We are seeking a ** Senior System Administrator - Network Security**...procedures within the IT security field. + Experience managing systems for a federal government agency. + Experience with… more
    St. George Tanaq Corporation (11/18/25)
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  • Senior Network / Systems

    GovCIO (Washington, DC)
    **Overview** GovCIO is currently hiring for a Senior Network / Systems Administrator with an active Secret clearance. This position will be fully remote. ... USD $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/7168/ senior - network - systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_… more
    GovCIO (12/03/25)
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  • Systems Administrator II Generalist…

    V2X (Springfield, VA)
    Senior Systems Administrator II shall work closely with the activity's Senior Systems Administrator , Network Engineer as well as the IT team ... complex challenges with integrity, respect, responsibility, and professionalism. We are hiring a Senior Systems Administrator II Generalist - Windows Server… more
    V2X (11/15/25)
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  • Mid System / Network

    Belay Technologies (Laurel, MD)
    …in 2020 and a finalist in 2021! Belay Technologies is seeking a Senior System / Network Administrator . The Systems Administrator (SA) provides ... systems enhancements to improve reliability and performance. The Systems / Network Administrator shall possess the...bachelor's degree + TS/SCI with poly The Level 2 System / Network Administrator shall possess the… more
    Belay Technologies (12/08/25)
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  • Network Administrator

    GovCIO (Washington, DC)
    …VA, and will be a remote position. **Responsibilities** This position is for a Senior Network Administrator in a mixed and growing environment currently ... policies as needed. This position will need to be adept at monitoring and tuning system and network performance, ongoing operation of the network , hardening… more
    GovCIO (09/26/25)
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  • Cybersecurity Network Defense…

    GovCIO (Washington, DC)
    …in Radford, VA and will be a remote position. **Responsibilities** The Senior Cybersecurity Network Defense Administrator (Information Assurance Engineer ... /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6786/cybersecurity- network -defense- administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6786_… more
    GovCIO (09/25/25)
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  • Senior Systems Administrator

    Chenega Corporation (Fort Belvoir, VA)
    …VA Join our Talent Network Senior Systems Administrator Ft. Belvoir, VA C-CHR-24-041 TheSenior System Administratorwill provide primary and backup ... Senior Systems Administrator Ft....and information assurance support. Duties and Responsibilities: + Provide systems administration support for the Windows operating system more
    Chenega Corporation (12/01/25)
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  • Senior Systems Administrator

    General Dynamics Information Technology (Washington, DC)
    …5 + years of related experience **US Citizenship Required:** Yes **Job Description:** Senior Systems Administrator Own your opportunity to join our ... and together our best becomes better. GDIT has an immediate opening for a Systems Administrator to fill a Core Services position supporting the NNSA (National… more
    General Dynamics Information Technology (09/16/25)
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  • Senior Linux Systems

    UIC Government Services and the Bowhead Family of Companies (Dahlgren, VA)
    …(NetServ) to join our team in Dahlgren, VA. The Senior Linux Administrator (NetServ) is responsible for system administration and customer support of servers ... attributes, such as permissions, encryption, access control lists, and network file systems + Deploy, configure, and... system + Obtain the Red Hat Certified System Administrator (RHCSA) or Red Hat Certified… more
    UIC Government Services and the Bowhead Family of Companies (11/21/25)
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  • Senior Linux System

    General Dynamics Information Technology (Fairfax, VA)
    System Administration **Experience:** 8 + years of related experience **Job Description:** ** Senior Linux System Administrator ** The position is for the ... Senior Linux System Administrator responsible for the servers that... system hardware, operating systems , software systems , network systems , security … more
    General Dynamics Information Technology (12/04/25)
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  • G2 Senior Systems

    General Dynamics Information Technology (Fairfax, VA)
    …**US Citizenship Required:** Yes **Job Description:** Transform technology into opportunity as a ** Senior Systems Administrator ** at GDIT. Shape what's next ... people are our differentiators. Our work depends on a ** Senior Systems Administrator ** joining our...Change Commander, Navy Installation Command (CNIC) G2 applications. + Senior System Administrator for G2… more
    General Dynamics Information Technology (12/08/25)
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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 ... * * * **The Opportunity:** CACI is seeking a Senior Systems Administrator to provide...some UNIX operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network more
    CACI International (12/02/25)
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  • Senior System Administrator

    SimIS Inc. (Dahlgren, VA)
    …team), and importance of others (work and win as a team). SimIS Inc seeks a Senior System Administrator to provide combat system simulation support to ... experience as follows: + Experience in implementing and maintaining complex computer system network administration activities. + Experience in Microsoft Windows… more
    SimIS Inc. (11/06/25)
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  • Senior Systems Administrator

    EPS Corporation (Dahlgren, VA)
    Senior Systems Administrator (Unix/Linux) - (758) Share this job as a link in your status update to LinkedIn. Job Title Senior Systems ... Technology Job Description EPS Corporation is seeking a highly skilledSenior Systems Administrator (Unix/Linux)to support enterprise-level networks and … more
    EPS Corporation (11/13/25)
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  • Senior Systems Administrator

    TekSynap (Dahlgren, VA)
    …is seeking a **S** **enior S** **ystem** ** Administrator (Unix/Linux).** The Senior Systems Administrator (Unix/Linux) serves as Key Personnel under ... support for Unix/Linux environments within the Navy enterprise. The Senior Systems Administratoris responsible forconfiguration, optimization, and sustainment… more
    TekSynap (10/31/25)
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  • Mid/ Senior System

    Belay Technologies (Annapolis Junction, MD)
    …manages UNIX and Windows operating systems and installs/loads operating system software, troubleshoots, maintains integrity and configures network components ... a finalist in 2021! Belay Technologies is seeking a System Administrator (SA) to join our intel...for implementation, troubleshooting and maintenance of Information Technology (IT) systems . The SA manages IT systems including… more
    Belay Technologies (11/19/25)
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  • Windows System Administrator

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

    ManTech (Laurel, MD)
    …+ Configure and manage Linux operating systems . Installs/loads operating system software, troubleshoots maintains integrity and configures network components ... ManTech seeks a motivated, career and customer-oriented **Linux** ** System Administrator ** to join our team...for implementation, troubleshooting and maintenance of Information Technology (IT) systems . + Manage IT system infrastructure and… more
    ManTech (12/11/25)
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  • Clinic Infrastructure Engineer

    CyberData Technologies (Rockville, MD)
    Job Title: Senior Network Administrator Location: Rockville, MD CyberData Technologies is seeking a highly skilled Senior Network Administrator ... and operations. This role requires a strong understanding of network administration, clinical IT systems , and high-availability...Ensure adherence to FDA guidelines for updates to approved systems . + Perform after-hours and weekend system more
    CyberData Technologies (12/07/25)
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