• Sr. Mechanical Engineer - Fullerton, CA (On-site)

    RTX Corporation (Fullerton, CA)
    …required, as only US citizens are eligible for a security clearance **Security Clearance:** DoD Clearance: Secret At Raytheon, the foundation of everything we do ... Office, Chief Technologists, and Technical Directors. Primary technical interface with top level Integrated Product Team Lead (IPTL) for planning and execution… more
    RTX Corporation (08/19/25)
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  • Senior NAVWAR Engineer

    SAIC (El Segundo, CA)
    …Computer Science, or Science with 14+ years of overall experience. + Active Top Secret clearance. + GPS experience. + Demonstrated experience developing and ... Studio C++, Python, and MATLAB. + Experience and familiarity working with DoD acquisition organizations. + Experience working specifically on a Systems Engineering… more
    SAIC (08/15/25)
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  • Systems Architect

    General Atomics (Poway, CA)
    …emerging infrastructure technologies. + Must be customer focused and possess: + In-scope final Top Secret clearance with the ability to obtain and maintain SAP ... and SCI access. + DoD 8140 compliant certification (eg CCNA, Security+). + the ability to identify and analyze issues and develop solutions to complex problems; +… more
    General Atomics (08/15/25)
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  • Senior Test & Evaluation Engineer

    KBR (El Segundo, CA)
    …assessing, monitoring, and reporting on modern space control technologies + Active Top - Secret clearance with SCI eligibility Desired: + ITEA Certified Test ... technical field and over 10 years of relevant experience in S&T processes for the DoD (Air Force, Space Force, or SSC): + Expert in systems engineering and test… more
    KBR (08/13/25)
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  • Senior System Engineer

    KBR (El Segundo, CA)
    …risk areas and recommends/implements risk reduction measures Qualifications Required: + Active Top - Secret clearance with SCI eligibility + Master's degree in ... of systems engineering and integration related or equivalent experience in a DoD acquisition program + Experience with the Space Control mission area-especially… more
    KBR (08/13/25)
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  • Acquisition Security Analyst

    ManTech (Los Angeles, CA)
    …and its role in the Air Force acquisition process **Clearance Requirements:** + Current Top Secret clearance with SCI eligibility is required + Must be eligible ... specifically with SAR program acquisitions (desired) + Familiarity with applicable DoD security manuals, ICDs, JAFANs, and other guiding policy documents +… more
    ManTech (08/13/25)
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  • Executive Assistant

    KBR (El Segundo, CA)
    …and decorations + Develops and maintains schedules using Microsoft Project + Active Top Secret security clearance, SCI eligible Desired: + Government protocol ... of experience working in an office environment; 4 years of which will involve DoD programs + Master's degree + Proficient in the use of Microsoft Office… more
    KBR (08/13/25)
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  • Senior Data Scientist

    General Atomics (Poway, CA)
    …a PhD. May substitute equivalent experience in lieu of education. + Willing to obtain Top Secret /SCI clearance with CI Poly + Must have a general understanding ... with geospatial data and analytics. + Familiarity with Intelligence Community and DoD mission sets. **Salary:** $116,480 - $208,505 **Travel Percentage Required** 0… more
    General Atomics (08/08/25)
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  • Administrative Coordinator II - Front Desk

    Sierra Nevada Company, LLC (Folsom, CA)
    …will support the front desk operations of our facilities while providing top -notch customer service to internal and external parties. Internally, you will coordinate ... **IMPORTANT NOTICE:** This position requires the ability to obtain and maintain a Secret US Security Clearance. US Citizenship status is required as this position… more
    Sierra Nevada Company, LLC (08/08/25)
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  • Test and Evaluation Engineer

    SAIC (San Diego, CA)
    …Diego, CA. T&E Engineer will support PEO C4I Programs and Projects and has an active Top Secret / SCI clearance to start work. The candidate will act in multiple ... systems engineering concepts and related systems engineering processes. + Knowledge of DOD / US Navy acquisition documents and OPTEVFOR publications. + Use Microsoft… more
    SAIC (08/07/25)
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