• IT Systems Administrator

    SpaceX (Hawthorne, CA)
    IT Systems Administrator - Top Secret Clearance Hawthorne, CA Apply SpaceX was founded under the belief that a future where humanity is out exploring the ... this possible, with the ultimate goal of enabling human life on Mars. IT SYSTEMS ADMINISTRATOR - TOP SECRET CLEARANCE SpaceX is looking for a Systems more
    SpaceX (10/11/25)
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  • Systems Administrator (Project…

    Robert Half Technology (Huntington Park, CA)
    …email: *Email valerie.montoya@rht(.com) for consideration* Robert Half is seeking a Systems Administrator with Project Management experience for a client ... located in Huntington Park, CA. Systems Administrator with Project Management experience will be responsible for for overseeing organization-wide IT more
    Robert Half Technology (12/18/25)
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  • Principal Windows Systems

    RTX Corporation (El Segundo, CA)
    …complex IT infrastructure problems. **What You Will Do** : + Provide IT systems administration in a heterogeneous Microsoft Windows and Redhat Enterprise ... required, as only US citizens are eligible for a security clearance​ **Security Clearance:** Top Secret - Current At Raytheon, the foundation of everything we do is… more
    RTX Corporation (11/18/25)
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  • Systems Administrator

    Robert Half Technology (West Hollywood, CA)
    Description We are looking for a dedicated Systems Administrator to join our team in West Hollywood, California. This role requires a versatile individual with ... meaningful impact. Responsibilities: * Maintain and administer Mac OS and Windows-based systems to ensure optimal performance and reliability. * Configure and manage… more
    Robert Half Technology (12/21/25)
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  • Systems Administrator III

    Integrits Corporation (Edwards AFB, CA)
    …, and aircrews for today's missions and tomorrow's global challenges. A Systems Administrator II evaluates system specifications, configures system, establishes ... / software compatibility and maintains workstations and MS Windows Operating Systems for stable performance. Essential Duties and Responsibilities Perform System… more
    Integrits Corporation (10/13/25)
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  • Staff Network Administrator - TS/SCI

    Northrop Grumman (Redondo Beach, CA)
    …such as FMC, GEM One, ISE, Panorama, and WildFire + Experience working within IT Systems Design, Deployment, and Administration + Experience with design and ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (12/10/25)
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  • System Administrator

    Robert Half Technology (Pasadena, CA)
    …County) Salary: Up to $90,000 Overview We're seeking a hands-on Systems Administrator to support and maintain a hybrid IT environment spanning on-prem ... Description Systems Administrator (On-Site | Los Angeles...100% on-site role across Los Angeles County. + Collaborative IT team with exposure to a broad, modern technology… more
    Robert Half Technology (12/21/25)
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  • Enterprise Resource Planning (ERP) Application…

    PennyMac (Pasadena, CA)
    …with the agreed upon timescales and change management procedures. + Interface with IT and Finance departments and other systems provider to resolve conversion ... journey. A Typical Day The Enterprise Resource Planning (ERP) Application Administrator under general direction, will be responsible for the administration of… more
    PennyMac (12/02/25)
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  • Network System Administrator

    ManTech (Los Angeles, CA)
    **MANTECH** seeks a motivated, career and customer-oriented **Network System Administrator ** **III** to join our team in **Los Angeles, CA.** The primary function is ... & SSL. + Maintain file servers, Firewalls, network access, Security Monitoring Systems and system documentation as required. + Interface with local customers and… more
    ManTech (12/17/25)
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  • IT Sys Admin (RMF / Security) / Top

    Lockheed Martin (Palmdale, CA)
    …the Lockheed Martin Aeronautics Division located at the Palmdale, CA facility\. This Systems Administrator role will focus heavily on RMF and Security\. The ... selected candidate will function as part of the IT support team; managing multiple closed environments, ensuring patching,...security measures for the protection of the program data, systems , and networks\. They will ensure that the organization's… more
    Lockheed Martin (10/18/25)
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