• Lead Offensive Security Analyst (Red Team…

    T. Rowe Price (Owings Mills, MD)
    …Top 10, XSS, filter bypassing, SQL Injection) + In-depth understanding of Windows operating systems and knowledge of Unix, Linux , and macOS operating systems ... response capabilities. Responsibilities + Leads Penetration Tests on enterprise networks, systems , and technology stacks. + Develop and coordinate Red Team/Purple… more
    T. Rowe Price (06/25/25)
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  • Enterprise Services Engineer (MS Exchange)

    KBR (Fulton, MD)
    …+ Understanding of both physical and virtual infrastructure hosting one or more Operating Systems : Windows, Linux , Solaris, UNIX, and/or AIX systems + Must ... Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense.… more
    KBR (07/16/25)
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  • Senior Network Engineer

    Leidos (Annapolis Junction, MD)
    …information assurance and systems engineering. Experience with network or systems administration. Experience with Linux and windows operating systems ... + **Technical Proficiency** : Experience with computer or information systems design/development, programming, information/Cyber/Network Security, vulnerability analysis, penetration testing,… more
    Leidos (05/13/25)
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  • Systems Engineer V - Pipeline (TS/SCI w/…

    COMSO, Inc (Fort Meade, MD)
    …development team. + Skill areas include Telecommunication (TCP/IP, OIS/CMIP/X25), operating systems (Windows, UNIX, and Linux ), database/DBMS (Oracle, MS Access, ... Systems Engineer V - PIPELINE (TS/SCI w/ Polygraph)...with confidence and efficiency. Our staff brings knowledgeable IT systems expertise, software development proficiency, innovative learning solutions for… more
    COMSO, Inc (06/03/25)
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  • System Engineer - IA Systems

    CACI International (Annapolis Junction, MD)
    …with a range of technologies, including telecommunications (TCP/IP, OIS/CMIP/X25), operating systems (Windows, UNIX, and Linux ), databases (Oracle, MS Access, ... System Engineer - IA Systems Job Category: Information Technology Time Type: Full...national security and defense. We focus on providing advanced systems engineering services that meet the most critical and… more
    CACI International (05/22/25)
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  • System Administrator I

    DCCA (Fort Meade, MD)
    …Key Tasks: DCCA is looking for TS/SCI w/Polygraph cleared Junior to Mid-Level Systems Administrators with Linux and Windows experience! We have multiple ... involved in the resolution process. + Configure and manage Linux , UNIX and Windows operating systems and...and manage Linux , UNIX and Windows operating systems and install/load operating system software, troubleshooting, maintain integrity… more
    DCCA (05/23/25)
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  • Sr. Systems Engineer

    Applied Technology Services (Baltimore, MD)
    …and understand processes and interpret those into compute solutions. + Install Operating Systems including Windows, and Linux onto compute solutions and optimize ... to help our customers solve problems. Applied Technology Services (ATS) is an IT systems integrator and has been a trusted partner to customers in the Mid-Atlantic… more
    Applied Technology Services (08/01/25)
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  • Cyber Operations Watch Technician

    KaylaTek, Inc. (MD)
    …TCP/IP, DHCP, DNS, and routing. + Familiarity with server technologies and operating systems (Windows/ Linux ). + Experience with ticketing systems such as ... SUMMARY: The AFNCR IT Services program provides support services for information systems for Headquarters Air Force (HAF), Air Force District of Washington (AFDW),… more
    KaylaTek, Inc. (08/08/25)
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  • Associate Security Analyst - SOC

    SHI (Annapolis, MD)
    …of networking protocols and security concepts. Knowledge of common operating systems (Windows, Linux , etc.). Experience with security incident management ... threats and vulnerabilities, ensuring the security of our organization's information systems , and contributing to incident response efforts. IMPORTANT: This position… more
    SHI (08/02/25)
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  • Security Architect

    Warner Bros. Discovery (Silver Spring, MD)
    …and network infrastructure perspective . + Proven hands-on experience securing operating systems (Microsoft, Linux , MacOS etc.) . + Proven hands-on experience ... security posture while delivering on business goals Host and operating systems hardening, baselines, auditing, monitoring and logging with appropriate security… more
    Warner Bros. Discovery (08/01/25)
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