• Penetration Tester, Senior

    CACI International (Chantilly, VA)
    …MMS, Voice, data) and cellular system functions * Understanding of Operating Systems (Windows, MacOS, Linux , Mac OS, Mobile OS, etc.) * Understanding of ... Penetration Tester, Senior Job Category: Engineering Time Type: Full time...Metasploit, Canvas, Kismet, BackTrack etc.) * Proficient in Windows System Administration with basic understanding of Cisco… more
    CACI International (10/18/25)
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  • Sr. System Administrator

    Financial Partners Credit Union (Costa Mesa, CA)
    …in IT systems administration . + Experience with server administration , including Windows Server, Linux , and Unix. + Proficient with administrating ... - $162,200.00 Position Type Full Time Job Description The Senior System Administrator is responsible for ensuring...maintenance of physical and virtual servers across various operating systems , including Windows Server, Linux , and Unix.… more
    Financial Partners Credit Union (09/01/25)
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  • Infrastructure Senior Technology Analyst…

    Citigroup (Irving, TX)
    …come join us. We'll enable growth and progress together. The Infrastructure Senior Technology Analyst is an intermediate level role responsible for assisting with ... LAN / WAN and help desk administration activities, including network maintenance, technical guidance, and security in coordination with the Technology Infrastructure… more
    Citigroup (09/02/25)
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  • Senior Software Engineer

    Red Hat (Boston, MA)
    …Following Is Considered a Plus + Demonstrated knowledge of Red Hat Enterprise Linux (RHEL), including administration and management + Familiarity with ansible ... solutions, using a community-powered approach to deliver reliable and high-performing Linux , hybrid cloud, container, and Kubernetes technologies. We strive to make… more
    Red Hat (11/20/25)
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  • Senior DevSecOps Software Engineer

    Belcan (Cedar Rapids, IA)
    …for a Senior DevSecOps Software Engineer to help build cutting-edge systems that keep our military personnel safe, connected, and informed. Work alongside ... Senior DevSecOps Software Engineer Job Number: 361383 Category:...observability/monitoring tools (Grafana) and RESTful API integration. * Strong Linux and application administration skills, with knowledge… more
    Belcan (11/20/25)
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  • Senior DevOps Engineer - $20K Sign On Bonus

    Huntington Ingalls Industries (Fort Meade, MD)
    …knowledge in Kubernetes and Container Orchestration, Configuration Management, CI/CD, Automation, AWS, Linux systems administration , Scripting in Bash and ... application to deployment and management of infrastructure. + Proficient knowledge of Linux , including system administration and troubleshooting. +… more
    Huntington Ingalls Industries (11/15/25)
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  • Senior DevOps Engineer - $20K Sign On Bonus

    Huntington Ingalls Industries (Fort Meade, MD)
    …knowledge in Kubernetes and Container Orchestration, Configuration Management, CI/CD, Automation, AWS, Linux systems administration , Scripting in Bash and ... application to deployment and management of infrastructure. + Proficient knowledge of Linux , including system administration and troubleshooting. +… more
    Huntington Ingalls Industries (09/27/25)
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  • Systems Administrator

    General Atomics (San Diego, CA)
    …progressive professional experience in an information technology department primarily in systems administration . + May substitute equivalent working experience ... Must demonstrate a detailed and extensive technical expertise and application of system administration theories, concepts and practices including but not limited… more
    General Atomics (11/23/25)
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  • Senior Specialist, Cyber Intelligence

    L3Harris (Palm Bay, FL)
    …control assessments and execute Continuous Monitoring Plans + Work with IT and system administration organizations to develop device and system hardening ... Description: Performs ISSO duties under the guidance of the Information System Security Manager (ISSM) on assigned government-authorized systems . Knowledgeable… more
    L3Harris (10/03/25)
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  • Senior Infrastructure Engineer

    RLDatix (Skokie, IL)
    …ideally have: Technical Requirements: . Strong IT background around support and system administration . Extensive identity & access management experience (Entra ... Senior Infrastructure Engineer Corporate Information Systems ...Endpoint Central . Experience of supporting both Windows and Linux based systems . A strong understanding… more
    RLDatix (11/05/25)
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