• Cloud System Engineer - Level 2

    CACI International (Suitland, MD)
    …by adhering to best practices and Responsible AI (RAI) policies. * Manage operating systems ( Linux and Windows Server) within the cloud environment. * ... Cloud System Engineer - Level 2 Job Category: Information...as subnetting, routing, and firewalls. * Experience managing operating systems like Linux and Windows more
    CACI International (10/29/25)
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  • Lab Manager - III

    ARSIEM (Arlington, VA)
    …one of our Government clients in Arlington, VA. Responsibilities + Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux (RHEL) ... configuration management and deployment across Windows , macOS, Linux /Unix, and other operating systems and virtual...+ 5+ years of directly relevant experience as a Linux System Administrator . + 3+… more
    ARSIEM (11/12/25)
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  • Splunk Admin (Lab Manger)

    Nightwing (Arlington, VA)
    …and business continuity of the customer mission. **Responsibilities** : - Serve as a lead Linux Systems Administrator overseeing Red Hat Enterprise Linux ... configuration management and deployment across Windows , MacOS, Linux /Unix, and other operating systems and virtual...- 5+ years of directly relevant experience as a Linux System Administrator . - 3+… more
    Nightwing (10/23/25)
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  • Top Secret AWS Engineer

    Insight Global (Vienna, VA)
    Job Description Key Responsibilities Systems Operations & Maintenance Perform daily system health checks, log reviews, and performance monitoring across Linux ... outages or critical incidents as required. Security, Compliance & Remediation Remediate Windows and Linux vulnerabilities, compliance gaps, and findings within… more
    Insight Global (01/06/26)
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  • Systems Engineer

    Robert Half Technology (Nashville, TN)
    Systems Engineer or similar role in enterprise environments. + Strong knowledge of Windows Server and/or Linux system administration. + Experience with ... business operations and growth. + Infrastructure Maintenance: Administer and maintain Windows and/or Linux servers, virtualization platforms (eg, VMware,… more
    Robert Half Technology (01/05/26)
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  • Senior Systems Engineer - Level 3

    Lockheed Martin (Orlando, FL)
    … & software engineering process background \- Hands\-on Information Technology and/or Systems Administrator knowledge \- Good Communication & Verbal skills \- ... degree from an accredited college, or equivalent experience/combined education \- Previous Windows Server Experience \( Linux server experience a plus\) \(i\.e\.… more
    Lockheed Martin (12/11/25)
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  • System Development Engineer II

    Amazon (Livermore, CA)
    …related field and one year of experience in the job offered, or as a Systems Administrator , or a related occupation. Employer will accept three years of ... systems and perform database queries (SQL) using Window, Linux , or Unix based operating systems and...equivalent database; and (5) troubleshooting systemic problems in a Windows , Linux , or Unix based environment. Domestic… more
    Amazon (11/12/25)
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  • System Admin Engineer

    RGP (Glen Allen, VA)
    The System Administrator Engineer is a hands-on platform operations and systems engineering role responsible for the reliability, security, performance, and ... for mission-critical applications (on-prem and/or cloud). + Hands-on with Linux / Windows administration, networks, storage, certificates/PKI, and RBAC. +… more
    RGP (01/01/26)
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  • Information System Security Office (ISSO)

    Leidos (Chantilly, VA)
    system administration, and security architecture principles. + Working knowledge of both Windows and Linux Operating systems . + Experience with Security ... resources. + Participate in security control assessments and coordinate with the Information System Owner (ISO), System Administrator (SA), and Security… more
    Leidos (01/07/26)
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  • Senior System Engineer (Hybrid-Boston MA)

    Beth Israel Lahey Health (Charlestown, MA)
    …OS Operating Systems on physical, virtual, and cloud platforms.** **Performs System Administrator activities to support multiple Server production systems ... you're making a difference in people's lives.** Seeking experience with Red Hat Linux and Epic medical record systems . Installs, configures, and supports… more
    Beth Israel Lahey Health (10/30/25)
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