• Senior Linux System Administrator

    Black Bear Technology Solutions, LLC (Adelphi, MD)
    Senior Linux System Administrator Clearance Required: Top Secret or Secret Clearance Locations: Adelphi, MD (Onsite) Position Overview: The Senior Linux ... or CompTIA Server+ CE + Red Hat Certified System Administrator (RHCSA) + MCSA, MAC OS, or MCP +...DoD 8750 and 8140 compliance requirements Technical Environment: + Windows Server + MCEM + MAC OS + RHEL,… more
    Black Bear Technology Solutions, LLC (08/23/25)
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  • Endpoint Linux Systems Administrator

    US Tech Solutions (Milpitas, CA)
    **Job Description:** + The client is deploying security tools on Windows and Linux endpoints so that all endpoint systems are managed and in compliance with ... Milpitas, CA location. + This individual will be accountable for Windows endpoints, Linux endpoints in various Engineering Groups. + Responsibilities on the… more
    US Tech Solutions (07/18/25)
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  • Sr. Principal AIX or Linux System…

    RTX Corporation (Tewksbury, MA)
    …Do:** + Provide IT systems administration in a heterogeneous AIX, Redhat Enterprise Linux , and Microsoft Windows environment. + Understanding and knowledge of ... AIX, Linux fundamentals and Windows Server internals to include Smitty, Ansible, DNS, DHCP,...maintenance of systems hardware and software related to an AIX/ Linux infrastructure for classified programs. Duties include, but are… more
    RTX Corporation (10/02/25)
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  • Linux Systems Administrator

    BAE Systems (Annapolis Junction, MD)
    …your life and keep you performing at your best. We are in search of a Linux Systems Administrator to: + Install, configure, and network UNIX and/or NT based ... (SAD, FC, TCP/IP, etc.) + Red Hat and Microsoft Windows Operating System + Microsoft Exchange + Centrify +...be available based on position level and/or job specifics. ** Linux Systems Administrator ** **115415BR** EEO Career Site… more
    BAE Systems (09/09/25)
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  • Senior Linux System Administrator

    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, ... perform capacity analysis and system planning. + Configure and manage Linux and Windows operating systems; install, load, and enhance OS software for improved… more
    ManTech (10/14/25)
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  • Principal Linux Systems…

    RTX Corporation (El Segundo, CA)
    …Will Do:** + Provide IT systems administration in a heterogeneous Redhat Enterprise Linux and Microsoft Windows environment. + Collaborate in a fast-paced ... problems that create a safer, more secure world. **Principal System Administrator ** in infrastructure Workplace Services, collaborates with many teams to support… more
    RTX Corporation (09/09/25)
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  • Sr. Linux Systems Administrator

    RTX Corporation (El Segundo, CA)
    …**What You Will Do:** + Provide IT systems administration in a heterogeneous Microsoft Windows and RedHat Enterprise Linux environment. + Working as a team ... Active Top Secret security clearance is preferred. + Experience with Linux and Windows Operating Systems. + Experience with VMware administration including ESXi… more
    RTX Corporation (09/24/25)
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  • Linux System Administrator

    ManTech (Fort Meade, MD)
    …5 additional years' experience might be substituted for a degree. + Heavy Windows and Linux administration experience + Highly proficient with Active Directory ... **ManTech** seeks an experienced and passionate, career and customer-oriented **System Administrator ** to join our team located in the Fort Meade, MD area.… more
    ManTech (08/23/25)
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  • Linux and Cloud Administrator

    Robert Half Technology (Bettendorf, IA)
    Description * Someone who can install Linux operating systems, understands how to use Linux and BASH commands * VM experience - creating virtual machines using ... have just set up users and passwords Requirements Active Directory, Microsoft Windows Server, Microsoft Windows 10, Dell Technologies, Citrix Technologies… more
    Robert Half Technology (09/18/25)
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  • Sr Principal Windows Systems…

    Northrop Grumman (Dulles, VA)
    …Information and Digital Office (CIDO) organization is seeking an experienced **Sr Principal Windows Systems Administrator ** to join its dynamic team of technical ... be limited to the following:** + Perform as a Windows System Administrator for a classified government...+ DoD 8570 Certification in a primary Operating System ( Windows , Linux , Cisco) + Experience operating under… more
    Northrop Grumman (10/03/25)
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