• Staff Linux / Windows

    Lockheed Martin (King Of Prussia, PA)
    Windows system administration, including installing, patching, troubleshooting and hardening Linux and Windows operating systems \(both bare\-metal and ... have an active Top Secret Clearance **Desired Skills:** * Windows and Linux OS patching/security hardening in...be required within 6 months of start\) * CompTIA Linux \+ or Red Hat Certified Systems Administrator… more
    Lockheed Martin (12/10/25)
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  • Cyber Resiliency Engineer (Member Engineering…

    Lockheed Martin (Moorestown, NJ)
    …infrastructure that supports national defense missions\. Key responsibilities include: Evaluating Linux and Windows computing platforms, network designs, and ... **What We're Doing** At Lockheed Martin Rotary and Mission Systems , we are driven by innovation and integrity\. By...crucial\. * Security\+ or CISSP certification\. * Understanding of Unix/ Linux file system and command line\. * Knowledge of… more
    Lockheed Martin (10/31/25)
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  • Enterprise Services and Systems

    University of Pennsylvania (Philadelphia, PA)
    …delivery basics, mail hygiene and email authentication + Have at least three years of Linux or Windows system administration experience + Know at least one cloud ... and resources, and much more. Posted Job Title Enterprise Services and Systems Administrator, Wharton Computing and Instructional Technology Job Profile Title … more
    University of Pennsylvania (10/17/25)
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  • Information Systems Security Engineers…

    Noblis (Philadelphia, PA)
    …+ Experience installing software, firmware, and security patches + Knowledge of industrial control systems . Familiarity with Linux , Windows , and VxWorks OS ... Noblis MSD's mission is to support the Naval Sea Systems Command (NAVSEA) and, Naval Surface Warfare Center (NSWCPD)...on full time status. For part time or on-call staff , compensation is proportionately adjusted based on hours worked.… more
    Noblis (12/06/25)
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  • Assistant Director of IT

    ASM Global (Philadelphia, PA)
    …highly desirable. + Experience in the implementation, configuration, and maintenance of Linux operating systems is desirable. + Demonstrable experience using ... Assist the Director of IT in managing the IT staff to help them maintain and support the venues...environment and a Virtual Desktop Infrastructure environment using Microsoft systems management software and tools. + Responsible for ensuring… more
    ASM Global (10/31/25)
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  • Business Process Red Team Operator

    JPMorgan Chase (Wilmington, DE)
    …+ Strong understanding of the following: Networking fundamentals (all OSI layers, protocols); Windows / Linux /Unix/Mac operating systems as well as software ... to require the use of one or more High Risk Role (HRR) systems , which mandates successful completion of enhanced screening, including criminal and credit background… more
    JPMorgan Chase (09/29/25)
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  • Divisional Network Engineer

    ITW (Hatfield, PA)
    …and maintain network security measures, including firewalls, intrusion detection/prevention systems , and VPNs. + Ensure compliance with security protocols and ... with IT teams, system administrators, and external vendors to integrate and optimize systems . + Provide technical support and training to end-users and junior … more
    ITW (10/07/25)
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