• Penetration Tester - Part Time & Remote

    TestPros (Sterling, VA)
    …with the command line interface of multiple operating systems - Windows, macOS, Linux , etc. + Solid understanding of manual scripting and scripting languages- ex. ... Python, Bash, PowerShell, C / C ++, etc. + Proficient with using commercial...their underlying hosts + Proven ability to perform computer network vulnerability assessment and penetration testing + Understanding of… more
    TestPros (08/19/25)
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  • System Administrator

    CGI Technologies and Solutions, Inc. (Newport News, VA)
    …to enhance system security Troubleshoot and resolve hardware, software, and network issues Perform backup and recovery operations at regular intervals Utilize ... IT Service Management + Problem Management + Server - Linux + System Administration + Wintel/Windows Server **What you...or action, including an investigation conducted by the employer, or ( c ) consistent with CGI's legal duty to furnish… more
    CGI Technologies and Solutions, Inc. (08/13/25)
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  • Software Engineer, Systems

    Meta (Richmond, VA)
    …design, develop, build and test operating systems-level software, compilers, and network distribution software for large distributed components that run our ... 1. Coding in one of the following industry-standard languages: C , C ++, Java, or C #...revision control systems (Subversion, GIT, or Perforce) 18. 5. Linux , UNIX, or other *nix-like OS as evidenced by… more
    Meta (08/09/25)
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  • CNO Developer (All Levels) - TS/SCI or higher…

    Parsons Corporation (Centreville, VA)
    …have active **Top Secret/SCI** and be amenable for poly upgrade + Assembly and C / C ++ proficiency + Strong Linux and/or Windows and/or macOS ... with vulnerability research and tools (eg Ghidra) + Experience with network appliances (routers, switches, firewalls) and protocols + Experience with real-time… more
    Parsons Corporation (08/08/25)
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  • Software Engineer, Systems

    Meta (Richmond, VA)
    …develop, build and test operating systems-level software, compilers, and network distribution software for large distributed components that run applications. ... 1. Coding in one of the following industry-standard languages: C , C ++, C #, Python, Java,...revision control systems (Subversion, GIT, or Perforce) 20. 5. Linux , UNIX, or other *nix-like OS including file manipulation… more
    Meta (08/01/25)
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  • Senior Malware Analyst

    Leidos (Alexandria, VA)
    …prevent future risks. **Responsibilities include:** + Demonstrated advanced experience with network traffic and communications, including known ports and services; + ... experience with the Windows operating system and other operating systems (eg, Linux or Unix); + Demonstrated experience with cyber security related technologies (eg,… more
    Leidos (07/16/25)
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  • Sr Principal Engineer Software

    Northrop Grumman (Chantilly, VA)
    …gathering, to design, implementation, test, and deployment. + Proficient in C / C ++ and Java Development + Proficient in Unix/ Linux Operating System + ... By joining in our shared mission, we'll support yours of expanding your personal network and developing skills, whether you are new to the field, or an industry… more
    Northrop Grumman (07/08/25)
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