• System Administrator

    CACI International (Annapolis Junction, MD)
    …and system status to internal customers and management + Configure and manage UNIX, Linux , and Windows operating systems + Troubleshoot OS software and ... our team and help maintain, troubleshoot, and optimize a wide variety of IT systems . We are seeking a System Administrator (Level 1) to support the implementation,… more
    CACI International (05/02/25)
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  • Senior Information Security Engineer - Cyber…

    Lumen (Annapolis, MD)
    …risk management concepts. * Analytical and problem-solving skills related to networking, operating systems , and malware analysis. * Candidate must possess, or ... and doing the initial triage of findings. * Microsoft or UNIX (including Linux or other UNIX derivatives) operating system administration/support experience. *… more
    Lumen (06/26/25)
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  • Experienced CNO Reverse Engineer (Cre2)

    Nightwing (Annapolis Junction, MD)
    …Nightwing perform reverse engineering of hardware components, software applications and operating systems to determine functionality, code structure, and circuit ... Typically requires a Bachelor's degree in the field of computer science, information systems , or network engineering and eight (8) years' experience to include… more
    Nightwing (06/24/25)
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  • Mobile Device Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Fort Meade, MD)
    …principles and a variety of custom and this party tools. Configure devices and operating systems for use on unclassified and classified systems , including ... working in a DoD environment + Experience with mobile devices, mobile device operating systems , and Mobile Device Management (MDM) device controls + Experience… more
    BOOZ, ALLEN & HAMILTON, INC. (06/25/25)
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  • Security Engineer - TS/SCI with Polygraph

    Stratus Solutions (Laurel, MD)
    …with IT security concepts and fundamentals. * An understanding of AAA, security, operating systems , and networking. * Experience with Windows or Linux ... data and cyber capabilities. Our expertise in cross-domain and boundary solutions, network analytics, DevOps and low-to-high development is unique in our industry.… more
    Stratus Solutions (05/06/25)
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  • System Administration - Tiered Support

    CACI International (Annapolis Junction, MD)
    …issues, providing troubleshooting and in-depth analysis. + Configuration and management of UNIX, Linux , and Windows operating systems . + Installation and ... to provide support for the implementation, troubleshooting, and maintenance of IT systems across client/server, storage, network devices, mobile devices, and… more
    CACI International (05/22/25)
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  • Security Architect

    Warner Bros. Discovery (Silver Spring, MD)
    …a compute and network infrastructure perspective + Proven hands-on experience securing operating systems (Microsoft, Linux , MacOS etc.) + Proven hands-on ... achieve optimal security posture while delivering on business goals Host and operating systems hardening, baselines, auditing, monitoring and logging with… more
    Warner Bros. Discovery (05/16/25)
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  • IT System Administrator

    KBR (Chevy Chase, MD)
    …and transmission media + Provides technical support for Microsoft Windows 2012/Win7 and Linux operating systems . + Familiarity with networking concepts, ... team. Key Responsibilities: + Maintain, install, upgrade and configure data systems . + Administer operating systems and maintain basic security and recovery… more
    KBR (06/24/25)
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  • Software Engineer

    Meta (Annapolis, MD)
    …Skills:** Software Engineer Responsibilities: 1. Research, design, develop, and test operating systems -level software, compilers, and network distribution ... solutions 18. 6. Data processing, programming languages, databases, networking, operating systems , computer graphics, or human-computer interaction, AND… more
    Meta (06/11/25)
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  • Production Engineer

    Meta (Annapolis, MD)
    …Requires 5 years of experience in the following: 10. 1. UNIX or Linux operating system fundamentals 11. 2. TCP/IP network fundamentals 12. 3. Coding in at ... of the following: Apache, Memecached, or Squid 19. 10. Storage Systems including NFS 20. 11. Network Management tools like DHCP, NTP, SSH, DNS, pr SNMP **Public… more
    Meta (06/18/25)
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