• IT Systems Engineer

    ManTech (Chantilly, VA)
    …documentation required for A&A IAW ICD 503. + Experience with Windows administration , Active Directory, administrative scripting languages, and the integration, ... VA.** **Responsibilities include but are not limited to:** + Providing server /operating system centric knowledge for testing, deploying, integrating, and improving… more
    ManTech (11/19/25)
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  • Systems Engineer Senior

    General Dynamics Information Technology (Macdill AFB, FL)
    …will be impactful to the mission of our customer. * Designs server and application architectures; performs administrative operation and maintenance functions ... Infrastructure and Operations **Skills:** Active Directory (AD),Complex Systems,Computer Servers,System Administration ,Systems Engineering **Certifications:** CompTIA Security+ CE | CompTIA -… more
    General Dynamics Information Technology (10/21/25)
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  • Systems Engineer

    Leidos (Annapolis Junction, MD)
    …with enterprise networking hardware and configurations + Proficiency with Windows and Linux system administration + Familiarity with Kubernetes or containerized ... Leidos is seeking a System Engineer with strong experience in system administration , automation, and security compliance. The ideal candidate will maintain system… more
    Leidos (01/10/26)
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  • IT Systems Engineer - Millennium Space Systems

    The Boeing Company (El Segundo, CA)
    …Post-Start is required. **Preferred Qualifications (Desired Skills/Experience):** + Operating system administration (eg RHEL, Windows Server ) + Configuration and ... for routine tasks to leverage IT support staff + Use expert-level configuration, administration and optimization of hosts and servers to ensure high availability of… more
    The Boeing Company (01/07/26)
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  • System Administrator

    CACI International (Ashburn, VA)
    …background, with a minimum of five (5) solid years of experience providing system administration support for Windows and /or Linux Operating systems + Minimum 3 ... skills and work ethic; self-starter and highly proactive + Thorough knowledge of server and system administration principles + Must be available to work… more
    CACI International (12/13/25)
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  • OpenShift Engineer

    Arena Technical Resources, LLC (Springfield, VA)
    …Degree or equivalent experience - 10+ years of related experience RequiresRHEL- Linux administration experience - 5+ year or more experience Preference ... upgrades and security patches as needed Experience withRed Hat Enterprise Linux system administration Experience withcontainer orchestration and … more
    Arena Technical Resources, LLC (11/29/25)
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  • Senior System Administrator (C)

    SimIS Inc. (Dahlgren, VA)
    LINUX operating systems, CISCO Systems, computer security program administration , and administration /distribution of commercial and Government owned ... Life-Cycle support. + General experience providing configuration management, system administration , and information assurance support for combat system interface… more
    SimIS Inc. (11/06/25)
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  • IBM i Infrastructure Systems Administrator

    Robert Half Technology (Dayton, NJ)
    …In this role, you will be responsible for maintaining and optimizing Linux and IBM i environments, ensuring system reliability, security, and seamless integration ... to troubleshooting and system enhancements. Responsibilities: * Manage and support Linux and IBM i system environments, ensuring their reliability and performance.… more
    Robert Half Technology (01/07/26)
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  • Data Center Technician

    Robert Half Technology (Chandler, AZ)
    …should be comfortable working with hardware and software, including use of the Linux command line, and must be available for on-call responsibilities as needed. Key ... Set up, test, and activate new equipment via the Linux command line. + Train new Data Center Technicians...center or similar operational environment preferred. + Familiarity with server racking, cable management, and hardware diagnosis. + Comfort… more
    Robert Half Technology (01/05/26)
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  • On-Prem Systems Administrator

    General Dynamics Information Technology (Baton Rouge, LA)
    …or Degree Experience:** 1+ years of related experience Required Skills:** + Experience with Linux /Red Hat OS or Windows Server OS 2019 and above, network ... IT Infrastructure and Operations **Skills:** Active Directory Configuration,Microsoft PowerShell,System Administration **Experience:** 1 + years of related experience **Job… more
    General Dynamics Information Technology (01/08/26)
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