• Site Reliability Engineer (Starshield) - Top…

    SpaceX (Hawthorne, CA)
    …when needed + This position requires successfully obtaining and maintaining a Top Secret Security Clearance as a condition of employment. While the clearance ... Q clearance PREFERRED SKILLS AND EXPERIENCE: + Experience with systems administration, site reliability engineering, or DevOps engineering + Experience with… more
    SpaceX (10/04/25)
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  • Mechanical Engineer - Dynamics - Secret…

    Lockheed Martin (Sunnyvale, CA)
    …* Experience with rigid and flexible body lumped\-parameters * Top Secret DOD Clearance ** Security Clearance Statement:** This position requires a government ... Be a part of state\-of\-the\-art analysis for & missile systems at Lockheed Martin\. Work on significant analyses involving... security clearance , you must be a US Citizen for consideration\.… more
    Lockheed Martin (12/11/25)
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  • Modeling and Simulation Engineer - Early…

    Lockheed Martin (Palmdale, CA)
    …Linux environments\. Must be a US Citizen; this position will require a government security clearance \. This position is located at a facility that requires ... discrete or Monte Carlo simulations * Familiar with cloud computing environments ** Security Clearance Statement:** This position requires a government … more
    Lockheed Martin (12/10/25)
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  • Modeling & Simulation Analyst

    V2X (China Lake, CA)
    …battlefield. We bring 120 years of successful mission support to improve security , streamline logistics, and enhance readiness. Aligned around a shared purpose, our ... + We are looking for a mid-senior level experienced and talented Modeling and Simulation (M&S) Analyst in the Harpoon/SLAM-ER/JSOW (HAMERSOW) Technical Project… more
    V2X (12/03/25)
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  • Software Engineer (Tactical Networks - CANES)…

    General Dynamics Information Technology (San Diego, CA)
    …and secure coding best practices. **WHAT YOU'LL NEED TO SUCCEED (Required):** + ** Security Clearance :** Active Secret clearance . + 10+ years software ... **Req ID:** RQ207970 **Type of Requisition:** Regular ** Clearance Level Must Be Able to Obtain:** Secret **Public Trust/Other Required:** None **Job Family:**… more
    General Dynamics Information Technology (09/28/25)
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  • Systems Security Engineering,…

    The MITRE Corporation (El Segundo, CA)
    …digital engineering tools, modeling languages, and techniques + Familiarity with systems security engineering approaches + Ability to work successfully in ... and make a difference with us. Department Summary: MITRE's Systems Security Engineering Department has a new...be a US Citizen to be considered for a security clearance + This position requires a… more
    The MITRE Corporation (12/15/25)
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  • National Security Solutions (NSS)…

    KBR (El Segundo, CA)
    …using the Systems Modeling Language (SysML), the most widespread language for systems modeling . As a National Security Solutions Intern, you will: + ... Title: National Security Solutions (NSS) Systems Engineering Internship...Hours: + Average 40 hours per week. Requirements: + Security Clearance : Ability to obtain a US… more
    KBR (09/25/25)
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  • Senior Defensive Security Engineer…

    Silvus Technologies (Los Angeles, CA)
    …. + Expertise in Linux network security , secure coding, or embedded systems security . + Coding/scripting in C/C++, Python, Bash, or assembly for Linux ... discretion._ ROLE AND RESPONSIBILITIES + Design and implement Linux-based security architectures for embedded systems , focusing on... tools like Auditd, Lynis, or vulnerability scanners. + ** Security Clearance : Active US Government SECRET … more
    Silvus Technologies (10/07/25)
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  • Systems of Systems (SoS) Engineer

    Precise Systems, Inc. (San Diego, CA)
    …certification a plus but not required Clearance Requirements: + Active TS/SCI security clearance Must have current/active Top Secret security ... As a solutions-based company, Precise Systems is focused on innovation in support of...offices. + Ensure availability, reliability, and accessibility of common modeling environments and related infrastructure. + Operational Expertise &… more
    Precise Systems, Inc. (12/06/25)
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  • Senior Principal Model Based Systems

    BAE Systems (San Diego, CA)
    …for this exciting opportunity. **Required Education, Experience, & Skills** + Active Secret Security Clearance + Bachelor's Degree in STEM field and 8 years ... & Skills** + Experience with developing and managing requirements + Experience with modeling cybersecurity systems that utilize the zero trust framework +… more
    BAE Systems (09/25/25)
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