• Network Administrator

    GovCIO (Sacramento, CA)
    …a remote position. **Responsibilities** This position is for a Senior Network Administrator in a mixed and growing environment currently supporting functional teams ... Python, Pearl, TCL, or Ansible. + 3+ years' experience supporting Cybersecurity patch management andSecurity Technical Implementation Guides (STIG), SRG, RMF, SCA-V,… more
    GovCIO (12/26/25)
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  • Linux System Administrator

    The Boeing Company (Seal Beach, CA)
    …Security (BDS), Space and Launch Organization seeks an early career **Linux System Administrator ** to support Proprietary Programs in Seal Beach, CA. You will assist ... the work statement. **Preferred Qualifications (Desired Skills/Experience)** : + ** Cybersecurity ** experience or knowledge. + **Threat management** experience or… more
    The Boeing Company (12/25/25)
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  • Sr Windows Administrator

    RTX Corporation (El Segundo, CA)
    …integration of hardware and operating systems (OS). + Work with Cybersecurity professionals to maintain security requirements. Provide documentation and training on ... Security+ certification or other industry-recognized certifications relevant to a Windows System Administrator or ability to acquire within six months of hiring. +… more
    RTX Corporation (12/24/25)
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  • Linux Systems Administrator 1/2

    Northrop Grumman (Redondo Beach, CA)
    …they are making history. Northrop Grumman Enterprise Services is seeking a **Linux Systems Administrator .** This role can be performed by a level 1 or level 2 (entry ... procedures as needed. + Collaborating with other teams: users, network engineers, cybersecurity and IT management. + Participate in special projects and team… more
    Northrop Grumman (12/19/25)
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  • Advisory Systems Administrator

    Frontier Technology Inc. (Los Angeles, CA)
    …the opportunity to learn more about you. We are hiring an Advisory System Administrator to support one of our United States Navy customers. This individual will have ... PowerShell scripts Preferred: + Bachelor's degree in Information Technology, Cybersecurity , or Information Systems from an ABET-accredited or NCAE-designated… more
    Frontier Technology Inc. (12/18/25)
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  • Principal Windows Systems Administrator

    RTX Corporation (El Segundo, CA)
    …problems that create a safer, more secure world. **Principal System Administrator ** in infrastructure Workplace Services, collaborates with many teams to support ... to evolving challenges as part of a team. + Working with Cybersecurity professionals to maintain security requirements and provide documentation and training on… more
    RTX Corporation (11/18/25)
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  • System Administrator 3 - Sunnyvale

    M. C. Dean (San Jose, CA)
    …the next generation of technical leaders in electrical, engineering, and cybersecurity industries. Responsibilities **What you'll do:** In this role you will ... or Equivalent and 10+ Years of progressive experience + Requires system administrator experience in performing triage on system problems, resolving the system… more
    M. C. Dean (11/15/25)
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  • System Administrator 1

    M. C. Dean (San Jose, CA)
    …the next generation of technical leaders in electrical, engineering, and cybersecurity industries. Responsibilities **What you'll do:** In this role you will ... Equivalent and 6+ Years of progressive experience + Requires some system administrator experience in performing triage on system problems, resolving system problems,… more
    M. C. Dean (11/15/25)
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  • System Administrator

    Systems Technology Forum (Norwalk, CA)
    …Provide on-site Network Information Management, Computer and LAN Administration, Cybersecurity , and Technical Helpdesk Support to maintain existing networks. ... Responsibilities and Duties Candidates will provide computer and network operation and maintenance, perform hardware installations, perform software installations, conduct reconfigurations, diagnostic testing, systems analysis, troubleshooting, and repair of… more
    Systems Technology Forum (12/23/25)
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  • Linux/Windows Senior Systems Administrator

    Lockheed Martin (San Diego, CA)
    …computing assets * Performing preventive maintenance on hardware * Assisting the Cybersecurity team in maintaining the compliance of computing assets **WHY JOIN US** ... Opportunity for Impact: Join a team that is at the forefront of innovation in the aerospace and defense industry and make a significant impact on the success of our organization\. Professional Development: Take advantage of unparalleled opportunities for… more
    Lockheed Martin (12/18/25)
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