• Senior Database Administrator - Sat/Sun…

    GovCIO (Sacramento, CA)
    **Overview** GovCIO is currently hiring for MULTIPLE **Database Administrator (s)** to support our customer, USPS' Network and Compute Technology (NCT) group. The NCT ... network segmentation, which divides the network into smaller parts to mitigate cybersecurity risks and improve performance. The NCT department manages local area,… more
    GovCIO (09/07/25)
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  • Sr. Window Administrator

    RTX Corporation (El Segundo, CA)
    …and configure software applications requested by end users. + Work with Cybersecurity professionals to maintain security requirements. + Must be able to obtain ... in quantum physics, electric propulsion, directed energy, hypersonics, avionics and cybersecurity . The company, formed in 2020 through the combination of Raytheon… more
    RTX Corporation (10/11/25)
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  • System Administrator Multi-Disciplined

    RTX Corporation (El Segundo, CA)
    …and configure software applications requested by end users. + Work with Cybersecurity professionals to maintain security requirements. + Must be able to obtain ... Department of Defense Directive (DoDD) 8140 / 8570 Certification requirements (CompTIA Security+ CE or equivalent certification) within 6 months of start date. + Systems are operational 24x7 and occasionally require work effort beyond standard work hours. +… more
    RTX Corporation (10/17/25)
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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 (10/17/25)
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  • Security Systems Application Specialist 1 (System…

    M. C. Dean (Fremont, CA)
    …the next generation of technical leaders in electrical, engineering, and cybersecurity industries. Responsibilities Application Specialists are key members of the ... global technology team responsible for building and maintaining enterprise technology application systems. **Essential Responsibilities and Activities Include but are Not Limited to:** + Programming various technology application systems by adding devices and… more
    M. C. Dean (10/10/25)
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  • Principal Linux Administrator

    RTX Corporation (El Segundo, CA)
    …integration of hardware and operating systems (OS). + Work with Cybersecurity professionals to maintain security requirements and provide documentation on advanced ... IT processes and procedures and other tasks as assigned. + Design, develop and deploy Red Hat Podman containers. + Experience with Server, Windows Server internals or Linux fundamentals to include DNS, DHCP, AD, RAID, backup and server replication methods. +… more
    RTX Corporation (09/24/25)
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  • Nissc III Pursuit

    SAIC (Vandenberg Air Force Base, CA)
    …to subject matter expertise level.** **Opportunities:** + Configuration Management + Cybersecurity Engineering + Cybersecurity + Hardware Engineer + Logistics ... + Network Engineer + Program Analyst + Quality Assurance Engineer + Security Administrator + Specialty and Logistics Engineering + Software Engineer + Systems … more
    SAIC (08/07/25)
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  • Sr. Specialist Cyber Infrastructure Engineer

    L3Harris (Carlsbad, CA)
    …Qualifications: + Bachelor's degree in Computer Science, Information Systems, Cybersecurity , or related discipline; advanced degree or equivalent senior-level ... and security experience, with a proven record in systems administration, cybersecurity engineering, and secure infrastructure management. + Extensive expertise in… more
    L3Harris (09/25/25)
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  • Senior Platform Engineer

    SAIC (San Diego, CA)
    …Support secure data flow across multiple systems, ensuring compliance with DoD cybersecurity standards and STIG requirements + Collaborate with DevSecOps teams to ... + Relevant certifications such as AWS Solutions Architect, Kubernetes Administrator (CKA), or Security+ strongly preferred **Citizenship and Clearance… more
    SAIC (10/03/25)
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  • Manager - Cyber Strategy & Transformation…

    Deloitte (San Diego, CA)
    …Cyber team understands the unique challenges and opportunities businesses face in cybersecurity . Join our team to deliver powerful solutions to help our clients ... + 5+ years of experience with ServiceNow platform + ServiceNow Certified System Administrator (CSA) + ServiceNow Certified Application Developer (CAD) + At least one… more
    Deloitte (10/14/25)
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