• 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 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 ... system experience in one or more of the following disciplines: combat systems design/engineering, combat system computer program development, combat system more
    SimIS Inc. (11/06/25)
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  • Linux System Administrator

    Nightwing (Sterling, VA)
    …community, defense, civil, and commercial markets. Nightwing is seeking a highly motivated Systems Administrator to join a mature program in the Sterling VA ... location. The qualified Systems Administrator will support a very dynamic...systems + Coordinate and manage IT projects, including system upgrades, and network improvements ensuring projects are delivered… more
    Nightwing (12/20/25)
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  • Senior Linux System

    ManTech (Laurel, MD)
    MANTECH seeks a motivated, career and customer-oriented **Linux** ** System Administrator ** to join our team in **Laurel, MD.** You will be part of a dedicated ... be substituted for a Bachelor's degree. + 15+ years of experience as a System Administrator or related experience in programs and contracts of similar scope,… more
    ManTech (12/25/25)
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  • Senior Administrator

    Intercontinental Exchange (ICE) (Atlanta, GA)
    …troubleshooting, and resolving system performance and availability issues. The Senior Systems Administrator also assists in implementing automation ... Overview **Job Purpose** The Senior Systems Administrator is...Server+, Microsoft Windows Server accreditations or Red Hat Certified System Administrator (RHCSA). + Familiarity with CI/CD… more
    Intercontinental Exchange (ICE) (12/23/25)
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  • MAC System Administrator

    Link Solutions Inc (Aberdeen Proving Ground, MD)
    …appraised for CMMI ML3 for Services and Development. Link Solutions is seeking a MAC System Administrator ( Senior -Level) to join our team at Aberdeen Proving ... Clearance. + Non-remote (relocation incentive available) The MAC System Administrator will be responsible for maintaining macOS systems , managing updates,… more
    Link Solutions Inc (10/16/25)
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  • Senior System Administrator

    RTX Corporation (Springfield, VA)
    …tough, meaningful problems that create a safer, more secure world. Raytheon seeks a Systems Administrator to join a high-performing team at the heart of an ... its national security strategy. This is for an on-site system administrator sustaining and maintaining a VM-based...Red Hat Enterprise Linux Certifications: RHCT or RHSA. + System administration experience across Linux systems and… more
    RTX Corporation (01/07/26)
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  • Senior System Administrator

    Amentum (Springfield, VA)
    …Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a ** Senior System Administrator ** to join our team of passionate individuals in ... new and existing systems including the transition and migration of corporate systems * Monitor and report on system health using various dashboarding tools… more
    Amentum (11/20/25)
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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, ... troubleshooting, and maintenance of IT systems , as well as manage IT system infrastructure and any processes related to these systems . **Responsibilities… more
    ManTech (12/24/25)
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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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