• Classified Systems Administrator

    The MITRE Corporation (San Diego, CA)
    Systems Administrator to support the deployment, operation, and maintenance of IT systems in Classified lab environment. This is a role best suited for ... someone who has prior experience working as a classified IT Systems Administrator. This is an...understanding of lab IT architecture + Fundamental understanding of system administration, network, and operating system hardening… more
    The MITRE Corporation (08/30/25)
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  • Sr. Classified Cyber Assurance Analyst

    SpaceX (Hawthorne, CA)
    …+ Responsible for the complete RMF A&A lifecycle process for assigned SpaceX classified information systems + Ensure compliance with existing regulatory, policy, ... and contractual requirements as they pertain to SpaceX classified information systems + Responsible for identification, triage, and implementation of new… more
    SpaceX (07/23/25)
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  • Classified Cybersecurity Support Tech 2…

    Northrop Grumman (Palmdale, CA)
    …Grumman is seeking a **Cybersecurity Support Technician** to assist the Information System Security Team with classified cybersecurity. The selected candidate ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...demands nothing less. If you are an expert with classified computers within the Department of Defense (DoD) and… more
    Northrop Grumman (09/03/25)
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  • Senior Linux System Administrator ( GXP…

    BAE Systems (San Diego, CA)
    Systems Administrator to provide comprehensive technical and operational support for classified IT systems . You will primarily support the GXP Program. BAE ... a part of? Come build your career with BAE Systems . BAE Systems is seeking a Senior...Security Clearance. 4 years of experience working in a classified environment Experience with system accreditation (eg,… more
    BAE Systems (07/31/25)
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  • Sr Principal Computer Systems Analyst

    Northrop Grumman (Los Angeles, CA)
    …include but not be limited to the following: + Perform as a Windows System Administrator for a classified government contract. + Able to communicate effectively ... in written and oral format. + Maintain smooth operation of multi-user computer systems , including coordination with network, software, and system engineers, PC… more
    Northrop Grumman (09/03/25)
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  • Information System Security Officer - Level…

    Lockheed Martin (Palmdale, CA)
    …etc\. * Experience as an ISSO implementing or managing cyber security requirements on classified systems under JSIG, NISPOM, ICD 503, and/or CNSSI 1253\. * ... an Information Systems Security Officer \(ISSO\), you will join our Classified Cyber Security Team, supporting Department of Defense \(DoD\) programs to ensure … more
    Lockheed Martin (08/28/25)
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  • Systems Operations (SysOps) Engineer

    Parsons Corporation (Vandenberg AFB, CA)
    …successful design, installation, configuration, testing, security, and maintenance of all classified and unclassified networks and will ensure system management ... planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operations. Our team is looking for a **… more
    Parsons Corporation (09/02/25)
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  • Ground C2 Systems Network Integration…

    Linchpin Solutions, Inc. (Camp Pendleton, CA)
    …picture. This role involves operating and administering C2 applications, integrating systems with aviation C2 networks, performing system administration across ... also includes participation in planning and integration meetings, maintaining system security measures, performing classified equipment accountability, and… more
    Linchpin Solutions, Inc. (07/30/25)
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  • Legacy System Administrator - Nissc - Vbsfb

    Amentum (Vandenberg Air Force Base, CA)
    …of direct experience. * 3 years of work history. * Experience with system administration of Microsoft Windows operating systems (OS) administration and ... Air Force Life Cycle Management Center's Strategic Warning and Surveillance Systems Division for Operations, Maintenance, and Sustainment (OM&S) of critical mission… more
    Amentum (09/03/25)
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  • IT Systems Engineer Senior

    SAIC (San Diego, CA)
    …+ Provide Tier I-III support for end-user devices (thin/zero clients, laptops, collaboration systems ) in a classified environment + Configure and maintain C2 ... RMF/ATO process + Experience working with encryption devices, network timing, and classified communications systems + Proven ability to operate independently in… more
    SAIC (08/07/25)
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