• Linux Systems Administrator

    ManTech (Hanover, MD)
    ManTech seeks a motivated, career- and customer-oriented ** Linux Systems Administrator ** to join our team in **Hanover, MD** . This role supports a global ... workforce executing mission-critical operations in defense of our Nation. As part of...Data Center & Compute Services to ensure system functionality, security , and availability. **Responsibilities include, but are not limited… more
    ManTech (05/10/25)
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  • Linux System Administrator

    BigBear.ai (Annapolis Junction, MD)
    Overview BigBear.ai is seeking a Linux Systems Administrator to a fast-paced team of system administrators providing support for implementation, troubleshooting ... these systems. Provide support to IT systems including day-to-day operations , monitoring and problem resolution for all the client,...and ten (10) years of experience as a system administrator on programs of similar scope and complexity is… more
    BigBear.ai (04/22/25)
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  • Senior Linux System Administrator

    ManTech (Fort Meade, MD)
    ManTech is seeking a **Senior Linux System Administrator ** to join our team in **Ft. Meade, MD** . In this role, you will support the implementation, ... be substituted. + Fourteen (14) years of related experience. + Experience with Linux operating systems. ** Security Clearance Requirements:** + Active TS/SCI with… more
    ManTech (07/15/25)
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  • Senior Linux Administrator - TS/SCI…

    Amentum (Linthicum, MD)
    …, & Intel space? If so, look no further. We are seeking an **Senior Linux Administrator ** to join our team of passionate individuals on our Prime contract ... mission-critical projects that make a direct impact on the nation's security and intelligence mission. **Responsibilities:** + Provides technical management, … more
    Amentum (06/28/25)
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  • Senior Systems Administrator ( Linux…

    GovCIO (Annapolis, MD)
    **Overview** GovCIO is hiring for a Senior Systems Administrator ( Linux and Windows) to provide on-going support for the administration of the core system ... work activities. Must be willing to work nights, have an active Security + certification, and an active Top Secret clearance. **Responsibilities** In this role… more
    GovCIO (07/09/25)
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  • Linux Dev/Ops Systems Administrator…

    Synergy ECP (Annapolis Junction, MD)
    Linux Dev/Ops Systems Administrator 1 (SW support) Annapolis Junction, MD (http://maps.google.com/maps?q=Annapolis+Junction+MD+USA) Description We are searching ... from developing tip-of-the-spear capabilities to providing support for ongoing mission-critical operations . With high demand from our National Security customers… more
    Synergy ECP (05/07/25)
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  • Senior Linux Systems Administrator

    Leidos (Annapolis Junction, MD)
    …has a new and exciting opportunity for a **Senior Linux Systems Administrator ** in our **National Security Sector's (NSS) Cyber & Analytics Business Area ... (CABA)** . Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,… more
    Leidos (05/14/25)
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  • Senior Linux SysAdmin 2

    Lockheed Martin (Fort Meade, MD)
    …use of advanced electronics to undermine our way of life\. As a cyber security professional at Lockheed Martin, you'll protect the networks that our citizens and the ... Able to obtain and be processed for a US Security Clearance with a polygraph * Bachelor's degree in...* Ten \(10\) years of experience as a Systems Administrator \(SA\) in programs and contracts of similar scope,… more
    Lockheed Martin (07/12/25)
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  • Systems Administrator (Systems…

    Huntington Ingalls Industries (Aberdeen Proving Ground, MD)
    …for the team. * Install, configure, and maintain operating systems (Windows, Linux )-apply patches/updates and implement security controls. * Coordinate data ... Type: Full Time/Salaried/Exempt Anticipated Salary Range: $76,513.00 - $115,000.00 Security Clearance: Secret Level of Experience: Senior This opportunity resides… more
    Huntington Ingalls Industries (06/28/25)
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  • Digital Services Web Server Administrator…

    General Dynamics Information Technology (Annapolis Junction, MD)
    …Systems Administration **Skills:** Scripting,Web Servers,Web Services **Certifications:** Comp TIA Security - CompTIA **Experience:** 3 + years of related experience ... Citizenship Required:** Yes **Job Description:** \#ITPolyMD Digital Services Web Server Administrator Transform technology into opportunity as a Digital Services Web… more
    General Dynamics Information Technology (06/11/25)
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