• Mission IT Operator

    CACI International (Springfield, VA)
    …user systems , servers, storage, and network connectivity. - Provides system administration for assigned infrastructure and establishes and maintains security ... This position requires broad knowledge of both Windows and Linux -based systems across a global environment. **Shift...in support of 24x7 operations. - System administration experience to include UNIX, Linux , and… more
    CACI International (11/11/25)
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  • Sr Information Security Engineer

    MUFG (Tampa, FL)
    …+ 3 to 5 years background in IT administration with emphasis on Unix systems , including AIX and RedHat Linux + Proficient in scripting languages such as ... enterprise environments. This role requires deep technical expertise in AIX and RedHat Linux systems , along with strong scripting skills in Bash, Korn, Shell,… more
    MUFG (10/22/25)
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  • Database Administrator III

    RTX Corporation (Chesapeake, VA)
    …enclave ATO requirements) + To provide backup support to SIPRNet Red Hat Enterprise Linux (RHEL) Systems Administrator for day-to-day Global Command and Control ... Linux Server** and services + Experience with refactoring old database systems **Preferred Qualifications:** + Linux + Certification + Strong analytical and… more
    RTX Corporation (10/15/25)
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  • Cyber Security Analyst

    ManTech (Dahlgren, VA)
    …applications + Develop, maintain, and enhance software systems , focusing on Linux systems administration , automation, and scripting, particularly in ... + 1+ years of professional experience in software engineering + Experience with Linux systems administration , scripting/automation, and Python programming +… more
    ManTech (11/20/25)
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  • Adce I, Region Reliability

    Amazon (Arlington, VA)
    …or A+ or CND (Certified Network Defender) or Network+ or Security- 2+ years of systems administration ( Linux or Windows) experience - 2+ years of experience ... to network to host - 2+ years experience with cloud computing, systems administration , DevOps, site reliability engineering, software development, and/or network… more
    Amazon (10/31/25)
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  • Senior Microsoft SQL Database Administrator

    KBR (Houston, TX)
    …database platforms such as Oracle, Sybase, MySQL, or PostgreSQL + Familiarity with Linux operating systems and command-line administration + Experience with ... + Bachelor's degree in Computer Science, Information Technology, Management Information Systems , Systems Engineering, Business Administration , or a… more
    KBR (10/24/25)
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  • Nuclear Security Specialist - Nuclear Security…

    American Electric Power (Bridgman, MI)
    …+ Bachelor's degree or associate degree with one-year relevant experience in system administration /help desk/security (cyber) + OR graduation from an approved ... School Diploma/GED with 2 years relevant experience in IT system administration /help desk/security (cyber) **Nuclear Specialist, Sr:**...NEI 08-09 and NEI 13-10 + NERC-CIP compliance + Linux operating system knowledge **Must establish and… more
    American Electric Power (11/20/25)
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  • Network Operation Center Engineer

    BOOZ, ALLEN & HAMILTON, INC. (Columbia, MD)
    system engineering or system administration role + Experience with Linux system administration and Virtual Machine Management + Experience with ... our client's no-fail, unique mission? We're looking for a systems administrator who spe cia lizes in Red Hat...administrator who spe cia lizes in Red Hat Enterprise Linux to help us build and maintain tailored virtual… more
    BOOZ, ALLEN & HAMILTON, INC. (11/04/25)
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  • Test Engineer / Principal Test Engineer…

    Northrop Grumman (Newport News, VA)
    …Qualifications:** + CompTIA Security+ Certification. + Experience with Red Hat Enterprise Linux (RHEL) system administration -level experience. + Experience ... test steps to requirements. + User level experience with Linux and Windows Operating Systems . + Strong...with Windows (Client and Server) system administration -level experience. + Experience with Agile… more
    Northrop Grumman (09/17/25)
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  • Engineer Network 5

    Huntington Ingalls Industries (Hurlburt Field, FL)
    …the following areas: + Python script development + Elasticsearch / Logstash / Kibana + Linux systems administration + Windows systems administration ... are employing best practices when designing and implementing network information systems including system /security engineering principles, secure design, secure… more
    Huntington Ingalls Industries (10/14/25)
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