• LINUX Sr Principal Systems Engineer - Active Top…

    General Dynamics Information Technology (Washington, DC)
    …of relevant experience supporting complex projects. + **Required Technical Experience:** VMWare management/ administration experience. Relevant experience can be ... Your work in the integration of Linux resources into a primary Windows Infrastructure across multiple classification levels will help our clients overcome evolving… more
    General Dynamics Information Technology (09/23/25)
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  • Mid-Senior Linux Systems Administrator

    KBR (Sioux Falls, SD)
    …professional experience required. Essential Job Functions: + Lead and support the administration of Linux (RHEL, OEL, Rocky) and Windows environments. + ... diverse and highly skilled team. This role leads technical operations across both Windows and Unix/Linux environments (with a primary focus on Linux). The ideal… more
    KBR (09/23/25)
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  • System Administrator 2

    DCCA (Fort Meade, MD)
    …and/or Windows environments. + Experience with virtualization (to include VMware specifically) + Ability to create/write scripts and modify existing scripts - ... is looking for TS/SCI w/Polygraph cleared Systems Administrators with Linux and Windows experience! We have multiple positions open in the Fort Meade/Annapolis… more
    DCCA (08/22/25)
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  • System Administrator

    Parsons Corporation (Colorado Springs, CO)
    …+ Designs automation solutions for systems using scripting languages such as Windows PowerShell, and Unix Shell for troubleshooting and routine tasks to reduce ... in one or more of the following supported platforms: MS Hyper-V/ VMWare /ESXi/Xen Hypervisors, Enterprise networking and firewall systems, Group Policy configuration,… more
    Parsons Corporation (08/15/25)
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  • Senior Platform Engineer / Linux (Onsite)

    RTX Corporation (Dulles, VA)
    …Physics and a minimum 5 years of related work experience + Experience with VMware : vCenter and ESXi + Experience with Linux system administration (RHEL/OL ... Smart PDU (Power Distribution Units) + Experience with NFS administration + Experience with DNS administration +...General experience with Nagios + General experience with Microsoft Windows operating system + General experience with SAN and… more
    RTX Corporation (10/09/25)
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  • Systems Administrator

    Amentum (St. Charles, MO)
    …Rack Drawing and documentation as required 4. Perform Monthly Server Patching ( Windows Server Update Service) 5. Remediate Server vulnerabilities based on scan ... to the IT infrastructure environment. 13. Manage virtual environment using VMWare 's vSphere and ESXI. Other duties as assigned. **EDUCATION, LICENSE, CERTIFICATION,… more
    Amentum (10/08/25)
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  • Principal Cyber Security Systems Engineer

    ManTech (Chantilly, VA)
    …concepts, protocols, and architectures (TCP/IP, LAN, WAN) + Proficiency with VMware environments (vCenter, ESXi deployment, and administration ) + Experience ... platforms (AWS, Azure, or Google Cloud) + Skilled in both Windows and Linux administration **Preferred Qualifications** + Master's degree in a technical field +… more
    ManTech (10/28/25)
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  • Mission IT Operator

    CACI International (Denver, CO)
    …of 24x7 operations. **These Qualifications Would be Nice to Have:** + System administration experience to include UNIX, Linux, and Windows platforms + Experience ... responder for all site issues. This position requires broad knowledge of both Windows and Linux-based systems across a global environment. **Shift Work** (12 hours a… more
    CACI International (10/28/25)
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  • Senior Systems Engineer

    Insight Global (Portland, OR)
    …security, performance, and reliability. Perform essential technical functions including: Server administration (primarily Windows , with Linux as a plus) Data ... related field (or equivalent experience). Minimum 5 years of experience in systems administration , with at least 3 years in a senior or leadership capacity. Relevant… more
    Insight Global (10/25/25)
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  • DevOps Engineer - Early Career

    Lockheed Martin (Arnold, MO)
    …efforts: AWS, VMWare , vCloud, vCO, Automation, EMC, Storage, VNX devices, Windows administration , MCSE, networks, CCNA, Cisco, Commvault, PCOIP, and Cyber\. ... skill or computer language areas: C, C\+\+, C\#, Java, Python, XML, Windows , \.NET, and LINUX/UNIX, system software and scripting development, Java programming, web… more
    Lockheed Martin (10/25/25)
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