• Network Engineer Tier 3

    CACI International (El Segundo, CA)
    …maintain integrity and configure network components along with implementing operating systems enhancements to improve reliability and performance + Integrate ... Network Engineer Tier 3 Job Category: Information Technology...of hardware and software problems involving the applications, the operating system , the hardware, the communications infrastructure,… more
    CACI International (07/26/25)
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  • NOS Test Engineer

    Celestica (San Jose, CA)
    …a highly motivated QA professional with 7-12 years of hands-on experience in testing network operating systems (NOS). The ideal candidate will possess strong ... expertise in functional, system , and performance testing across the full software development...a related technical field **Knowledge/Skills/Competencies** + Strong understanding of Network Operating Systems (NOS), particularly… more
    Celestica (07/09/25)
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  • Sr Engineering Manager: Infrastructure…

    Cisco (San Jose, CA)
    …of our software engineering initiatives for the Cisco 8000 Platform, leveraging the SONiC network operating system . You will be responsible for designing, ... applications are received. **Meet the Team** The Cisco Distributed System Engineering (DSE) group is at the forefront of...within an engineering team. **Preferred Qualifications** + Experience with network operating systems in the… more
    Cisco (07/29/25)
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  • Network Engineer

    ManTech (San Diego, CA)
    …with current baseline and Computing Environment/ Operating System (CE/OS) certifications + Must have IAT-II certification (ex. CompTia Sec+) + Knowledge ... Identifying and analyzing systems requirements, developing and maintaining system applications and security, developing and maintaining network … more
    ManTech (08/29/25)
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  • Project Coordinator 3

    GovCIO (Sacramento, CA)
    …Veterans Affairs Network Operations Center (NOC) defends, manages, and monitors the network operating status and cyber security posture of the VA by ... the Trusted Internet Connection (TIC) Gateways, the delivery of enterprise security systems and services, the conduct of threat and vulnerability analysis, the… more
    GovCIO (09/17/25)
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  • Senior Information Security Engineer - Red Team

    Lumen (Sacramento, CA)
    …penetration testing methods for Lumen infrastructures, products, and services encompassing network elements, operating systems , databases, and applications ... penetration testing full time in a large enterprise environment encompassing network elements/protocols, operating systems , databases, applications, and… more
    Lumen (09/17/25)
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  • Network Administrator

    Huntington Ingalls Industries (San Diego, CA)
    …experience. + Experience with network operations and/or support. + Certifications : Security+ or equivalent (IAT II Certification ) required. + Security ... Administrator for the NITE program. The Navy Integrated Training Environment (NITE) Network Administrator will be responsible for operating , maintaining, and… more
    Huntington Ingalls Industries (09/10/25)
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  • Information Systems Security Officer

    SAIC (Vandenberg Air Force Base, CA)
    …and responses Maintain AIS security records and prepare Co-Utilization Agreements for network nodes operating in government facilities Prepare reports on the ... status of security safeguards applied to computer systems Ensure AIS and network nodes are operated, maintained, and disposed of in accordance with security… more
    SAIC (10/01/25)
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  • Software Engineer - Forwarding Plane

    Cisco (Milpitas, CA)
    …of related experience + Software development experience with Linux based platforms or other like network operating systems + Experience with C, or C++ or ... + Job Id1439805 **Meet the Team** The Cisco Distributed System Engineering (DSE) group is at the forefront of...potential of open-source technologies while pushing the boundaries on Systems and Silicon Architecture. You will be working among… more
    Cisco (08/02/25)
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  • Cybersecurity Operations Specialist - Hybrid

    Cedars-Sinai (Beverly Hills, CA)
    …across endpoint, network , and cloud environments. Demonstrated understanding of computer/ network security, operating systems (UNIX/LINUX, Windows and ... was assigned a Level 10-the most prestigious level of certification -five years in a row (one of only four...emerging threats. + Proficiency in reviewing logs across various systems (eg, Windows, Linux, network devices) to… more
    Cedars-Sinai (09/05/25)
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