• Linux/Windows Senior Systems

    Lockheed Martin (San Diego, CA)
    …Martin is looking for highly motivated, experienced individuals to perform network/ system administration and support on a variety of complex platforms supporting ... BMD and other DoD related activities\. System Administration activities include \(but are not limited to\):...and maintenance of security tools such as Nessus, ACAS, Splunk , etc\. * Setting up/configuring new users * Installation… more
    Lockheed Martin (12/18/25)
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  • Senior Enterprise Cloud Operations Engineer

    Mastercard (San Francisco, CA)
    …people, businesses and governments realize their greatest potential._ **Title and Summary** Senior Enterprise Cloud Operations Engineer Job Summary We are seeking an ... experienced Senior Cloud Engineer to join our Cloud Operations team....security, and proficiency with monitoring and observability tools like Splunk and Dynatrace. The candidate must demonstrate exceptional skills… more
    Mastercard (11/19/25)
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  • Senior DevOps Software Engineer

    KBR (El Segundo, CA)
    Title: Senior DevOps Software Engineer Belong. Connect. Grow. with KBR! KBR's National Security Solutions team provides high-end engineering and advanced technology ... one of our subcontractor teammates. You will join a systems engineering team defining the next generation of space...and alerting capabilities using tools such as Prometheus, Grafana, Splunk , or ELK Stack. + Excellent problem-solving skills. +… more
    KBR (11/25/25)
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  • Sr. Specialist Cyber Infrastructure Engineer

    L3Harris (Carlsbad, CA)
    …to analyze outputs and drive remediation. + Extensive background as a Linux System Administrator in secure, classified environments, with expertise in hardening, ... (Cisco, Juniper), and hands-on experience supporting classified and air-gapped systems . The engineer will design, implement, and secure infrastructure aligned… more
    L3Harris (01/02/26)
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