• Linux System Administrator

    Actalent (Poway, CA)
    … Linux 8+. Additional Skills & Qualifications + Additional certifications in Security , Linux , Cloud (Azure, AWS), and VMware are preferred. + ... infrastructure (VMware, Azure, and AWS). + Proactively maintain and develop all Linux infrastructure technology to maintain a 24x7x365 uptime service. + Install and… more
    Actalent (09/25/25)
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  • Tech Lead Manager, Embedded Linux

    Saildrone (Alameda, CA)
    …maritime intelligence, surveillance, and reconnaissance products to military, homeland security , and commercial customers. Saildrone unmanned surface vehicles (USVs) ... above and below the sea surface. Insights that support border security , law enforcement, undersea infrastructure protection, hydrography, and naval power… more
    Saildrone (08/08/25)
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  • Senior Defensive Security Engineer…

    Silvus Technologies (Los Angeles, CA)
    …pathway to a fulfilling career._ THE OPPORTUNITY Silvus is seeking a **_Senior Defensive Security Engineer - Embedded Systems_** who will report to the Director ... on secure boot, and kernel hardening. + Develop and enforce Linux security features, including iptables, netfilter, and auditd for intrusion detection and… more
    Silvus Technologies (07/08/25)
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  • Lead Information Security Engineer

    Lumen (Sacramento, CA)
    …world and shape the future. **The Role** Lumen Technologies is seeking a Lead Information Security Engineer who can help design, engineer , build, deploy, and ... Perform upgrading, patching, hardening, user access permissions, and routine maintenance of Security infrastructure systems ( Linux & Windows) + Develop and… more
    Lumen (09/30/25)
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  • Security Software Engineer

    SpaceX (Hawthorne, CA)
    …human life on Mars. SECURITY SOFTWARE ENGINEER SpaceX is looking for a Security Engineer to join the Security department to help protect and drive ... + Familiarity with enterprise security controls and security best practices for Windows, Linux , and...will not be considered COMPENSATION AND BENEFITS: Pay range: Security Engineer /Level I: $130,000.00 - $150,000.00/per year… more
    SpaceX (09/17/25)
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  • Sr. Network Security Engineer

    SpaceX (Hawthorne, CA)
    Sr. Network Security Engineer Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally ... goal of enabling human life on Mars. SR. NETWORK SECURITY ENGINEER SpaceX is looking for a...+ 3+ years of experience hardening Windows, MacOS, and/or Linux operating systems PREFERRED SKILLS AND EXPERIENCE: + Expert… more
    SpaceX (09/02/25)
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  • Security Engineer - Remote

    EVOTEK, Inc. (San Diego, CA)
    …and business impact, EVOTEK is the place for you. Role Summary The Security Engineer is responsible for testing, installing, configuring, and maintaining ... to address and remediate those findings and concerns. The Security Engineer may also be engaged in...Deep understanding of server operating systems (Windows Server and Linux [multiple variants] are most common). + Experience with… more
    EVOTEK, Inc. (07/23/25)
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  • Senior Information Assurance Security…

    General Dynamics Information Technology (CA)
    …**Job Description:** Transform technology into opportunity as a **Senior** **Information Assurance (IA) Security Engineer ** with GDIT. A career in Security ... At GDIT, people are our differentiator. Our work depends on a Senior IA Security Engineer who can lead **Risk Management Framework (RMF)** Authorization &… more
    General Dynamics Information Technology (09/28/25)
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  • Ride Control System Security…

    The Walt Disney Company (Glendale, CA)
    …aptitude for network design and cyber security ? As a Ride Control Systems Security Engineer you will work within Walt Disney Imagineering's Ride Studio on ... ride attraction projects and are responsible for network architecture and cyber security design and implementation activities on new ride projects for installation… more
    The Walt Disney Company (10/03/25)
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  • Senior Network and Security Compliance Test…

    Celestica (San Jose, CA)
    …USA State/Province: California City: San Jose **Summary** The Senior Network and Security Compliance Test Engineer will be responsible for validating the ... for our demanding AI workloads. **Knowledge/Skills/Competencies** As a Senior Network and Security Compliance Test Engineer , you will be a key contributor… more
    Celestica (10/01/25)
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