• Sr. Principal Systems Architect (Onsite)

    RTX Corporation (San Jose, CA)
    …safer, more secure world. Applied Signal Technology (AST) is seeking a **Senior Principal Systems Architect** who strives for excellence and has a passion to be part ... develop, document, and implement a robust Cybersecurity mitigation strategy by ensuring Linux IT resources are patched and hardened in accordance with NIST-800-171… more
    RTX Corporation (09/18/25)
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  • TS/SCI Field Service Engineer

    Insight Global (San Diego, CA)
    …Air Vehicle Operations and Ground station systems - Experience working in Linux and Windows environments to perform system administration duties - Experience ... the deployment, operations and maintenance of the mission critical communication systems . This person should have experience installing, maintaining, upgrading and… more
    Insight Global (09/23/25)
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  • Intern 2026: Site Reliability Engineer

    IBM (San Jose, CA)
    …professional experience** * Experience with Dell Systems platform management * Systems Engineer certification in Linux and Microsoft * Network Engineering ... The IBM Research ETE organization will provide the buildout of systems in the POK building 008 datacenter. Responsibilities would include installing… more
    IBM (09/19/25)
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  • Senior Information Systems Security Officer…

    RTX Corporation (Goleta, CA)
    …safer, more secure world. Our cybersecurity team is seeking a **Senior Information Systems Security Officer (ISSO)** to support our team **100% onsite** at our ... **Goleta, California.** The successful candidate will interface with the Information Systems Security Manager (ISSM) to ensure adherence with NIST Special… more
    RTX Corporation (07/22/25)
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  • Software Engineer- Agile Core Services (ACS)

    SAIC (San Diego, CA)
    …Infrastructure as a Service or Infrastructure as a Code (IaaS/IaC) + Openshift and Linux Sys Admin Experience + Cloud/AWS experience - Cloud Migration + Service ... **Description** **SAIC has an immediate need for a cleared (Secret) Systems Administrators** with Agile Core Services (ACS) knowledge and experience to support a… more
    SAIC (09/26/25)
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  • Database/System Administrator

    Howmet Aerospace (Torrance, CA)
    …lieu of degree 7+ years of professional experience in QAD and Progress Database administration and Unix/ Linux administration + 5+ years of professional ... Collaborate with data center teams to maintain and upgrade Unix/ Linux and Microsoft Windows servers and operating systems...experience in QAD and Progress Database administration and Unix/ Linux administration Additional… more
    Howmet Aerospace (08/15/25)
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  • Data Systems /Network Engineer

    Stratolaunch, LLC (Mojave, CA)
    …technologies including STP, IPsec, NAT, AAA, 802.1X + Experience with server administration including Windows and Linux + Experience managing Active Directory, ... (https://www.stratolaunch.com/) is seeking a Level II, Senior, or Staff-level Data Systems /Network Engineer to support integration, testing, and operations of flight… more
    Stratolaunch, LLC (09/30/25)
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  • SIGINT Systems Administrator (Low-Band…

    CACI International (Beale AFB, CA)
    SIGINT Systems Administrator (Low-Band Journeyman) Job Category: Information Technology Time Type: Full time Minimum Clearance Required to Start: TS/SCI Employee ... None * * * CACI is seeking a SIGINT Systems Administrator (Low-Band Journeyman) to join the CACI team...storage, and network connectivity. You will also provide system administration for assigned infrastructure and establish and maintain system… more
    CACI International (07/18/25)
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  • Systems Operations (SysOps) Engineer

    Parsons Corporation (Vandenberg AFB, CA)
    Systems Operations** ( **SysOps) Engineer** to focus on the development, security, and administration of a wide variety of systems and environments. You will ... ensuring the system security posture is maintained + Support common Operating Systems (eg, Windows Server/Workstation, Linux ) and address complex technical… more
    Parsons Corporation (09/02/25)
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  • DevSecOps Engineer IV

    SOLUTE Careers (San Diego, CA)
    …Requirements + 3+ years of experience with a Linux operating system. + CANES Admin Fleet (Navy) experience. + Systems admin experience in a Navy setting. ... team in San Diego, CA. Equal Opportunity Employer/Veterans/Disabled: Sigma Defense Systems is an Equal Opportunity Employer. All qualified applicants will receive… more
    SOLUTE Careers (07/29/25)
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