• Senior Network / Systems

    GovCIO (Annapolis, MD)
    **Overview** GovCIO is currently hiring for a Senior Network / Systems Administrator with an active Secret clearance. This position will be located in ... USD $112,500.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/4892/ senior - network - systems - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_… more
    GovCIO (10/08/25)
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  • 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 ... about us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network Operation Center** to… more
    St. George Tanaq Corporation (08/15/25)
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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 ... about us, visit https://tanaq.com/tanaq-technical-services. **About the Role** We are seeking a ** Senior System Administrator - Network Security** to support… more
    St. George Tanaq Corporation (08/19/25)
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  • Senior High Performance Computing (HPC)…

    BAE Systems (Annapolis Junction, MD)
    …level and/or job specifics. ** Senior High Performance Computing (HPC) Systems Administrator ** **115702BR** EEO Career Site Equal Opportunity Employer. ... **Job Description** At BAE Systems , we promote a strong, collaborative culture and...devices (SPDs) + IBM of HP Blade servers with FC/SAS/ Network back end + Multi-vendor filesystems such as XFS,… more
    BAE Systems (09/09/25)
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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 ... IT system infrastructure and any processes related to these systems . The Senior Systems Administrator will Configure and manage primarily Windows and… more
    CACI International (10/30/25)
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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

    Leidos (Columbia, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... make a difference in National** **Security!** Join our team as a **Linux Systems Administrator ** , where you'll provide crucial support for the implementation,… more
    Leidos (09/26/25)
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  • Senior Linux Systems

    Leidos (Annapolis Junction, MD)
    **Description** **Leidos** has a new and exciting opportunity for a ** Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & ... Administrator for a small, diverseteam that provides end-to-end software, systems , and network engineering services to support Integrated Discovery… more
    Leidos (10/09/25)
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  • Senior ServiceNow Systems

    SAIC (Annapolis Junction, MD)
    …be substituted for the degree + Minimum of 14 years of experience as a Systems Administrator in programs and contracts of similar scope, type, and complexity is ... installs/loads operating system software, troubleshoots, maintains integrity and configures network components along with implementing operating systems more
    SAIC (08/07/25)
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  • Senior Systems Administrator

    Competitive Range Solutions, LLC (Fort Meade, MD)
    …exciting projects in a collaborative, congenial environment. We are seeking a Senior System Administrator to lead the management, operations, and maintenance ... critical issues. + Maintain extensive knowledge of diverse IT systems and network architectures, including high-volume/high-availability infrastructures. +… more
    Competitive Range Solutions, LLC (08/07/25)
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  • Senior Systems Administrator

    SAIC (Arlington, VA)
    **Description** SAIC is seeking a motivated, career and customer-oriented ** Senior Systems Administrator ** to join our team in Arlington, VA, supporting the ... of a range of current information technologies, computing platforms, and network systems , including cloud computing, blade servers, virtualization, unified… more
    SAIC (09/26/25)
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  • Senior Systems Administrator

    SAIC (Fort Meade, MD)
    …can** **grow your career in a dynamic and supportive environment!** The Systems Administrator (SA) will provide support for implementation, troubleshooting, and ... operating system software, troubleshoot, maintain integrity of and configure network components, along with implementing operating systems enhancements… more
    SAIC (08/19/25)
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  • Senior Systems Administrator

    Huntington Ingalls Industries (Hanover, MD)
    …Ability to Obtain Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within HII's Mission Technologies division. Warfare ... Systems comprises cyber and mission IT; electronic warfare; and...cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely… more
    Huntington Ingalls Industries (08/27/25)
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  • Juniper Network Administrator

    Three Saints Bay (Washington, DC)
    …application problems. + Perform any other related duties as assigned by the Senior Systems Administrator , Technology or other appropriate administrator ... **Juniper Network Administrator -TS/SCI Required (5171)** Location **Washington,...to keep data and communications protected + Monitoring computer systems to improve network performance for computer… more
    Three Saints Bay (09/18/25)
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  • 337 - Senior Linux Systems

    ARSIEM (Annapolis Junction, MD)
    Administrator for a small, diverse team that provides end-to-end software, systems , and network engineering services to support Integrated Discovery ... of a large enclave comprised of various hardware, software, and network components to include server architecture, virtual machines, managed switches, NAS,… more
    ARSIEM (10/30/25)
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  • Network Administrator

    CGI Technologies and Solutions, Inc. (Arlington, VA)
    ** Network Administrator ** **Category:** Infrastructure/Cloud **Main location:** United States, Virginia, Arlington **Position ID:** J0925-2111 **Employment ... Full Time **Position Description:** CGI Federal has an exciting opportunity for a Network Administrator within our Intel sector advancing the national security… more
    CGI Technologies and Solutions, Inc. (10/01/25)
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  • Senior System Administrator

    CACI International (Annapolis Junction, MD)
    systems + Manage the operation and configuration of server, storage, and network systems , including mobile device environments + Deliver Tier 1 through Tier ... Senior System Administrator Job Category: Information...maintain, troubleshoot, and optimize a wide variety of IT systems . We are seeking an accomplished System Administrator more
    CACI International (10/30/25)
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  • (Mid. or Senior ) System…

    Belay Technologies (Annapolis Junction, MD)
    …at least 8 yrs. of relevant experience + Must have experience as a systems administrator providing direct support to end users and technical staff (developer, ... for maintaining system administration support activities for a large complex network environment with geographically distributed systems . The position entails… more
    Belay Technologies (10/01/25)
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  • Network Administrator 2

    M. C. Dean (Annapolis Junction, MD)
    …technical leaders in electrical, engineering, and cybersecurity industries. We are seeking a ** Network Administrator 2** to join our **Security and Electronic ... telecommunications, life safety, automation and controls, audiovisual, and IT systems . Headquarters in Tysons, Virginia, MC Dean delivers resilient, secure,… more
    M. C. Dean (08/27/25)
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  • Network Administrator

    GovCIO (Annapolis, MD)
    …VA, and will be a remote position. **Responsibilities** This position is for a Senior Network Administrator in a mixed and growing environment currently ... USD $140,000.00 /Yr. Submit a referral to this job (https://careers-govcio.icims.com/jobs/6775/ network - administrator /job?mode=apply&apply=yes&in\_iframe=1&hashed=-1834385473) **Location** _US-Remote_ **ID** _2025-6775_ **Category** _IT… more
    GovCIO (09/26/25)
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