• Leidos (San Diego, CA)
    …and software requirements specifications Writing low level code (eg C ) to interface with Control Status Registers (CSRs) and hardware components Writing ... or Computer Science, or related discipline 4+ years of software development experience, including strong experience in C...level security clearance with the ability to obtain a TS / SCI Bonus education/experience: Master's Degree in Computer… more
    job goal (12/12/25)
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  • The MITRE Corporation (San Diego, CA)
    …of 4 days a week on-site. Preferred Qualifications Ability to obtain and maintain a Top Secret / SCI clearance. Experience in acoustic, radar, and sonar signal ... information may be found here (https://careers.mitre.org/us/en/benefits) . Copyright ( C ) 1997-2025, The MITRE Corporation. All rights reserved. MITRE is a… more
    job goal (12/12/25)
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  • Lockheed Martin (Sunnyvale, CA)
    …security clearance, you must be a US Citizen for consideration. Clearance Level: TS / SCI w/Poly Other Important Information You Should Know Expression ... Discrepancy Report (DR) adjudication and implementation of fixes. Sustain Hardware/ Software /Firmware through operations. Work with customer-directed Information more
    job goal (12/12/25)
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  • Software Engineer (Starshield) - Top

    SpaceX (Hawthorne, CA)
    C ++, or Python or full stack software development experience + Active Top Secret , Top Secret SCI , or DOE Level Q clearance PREFERRED SKILLS ... Software Engineer (Starshield) - Top Secret Clearance Hawthorne, CA Apply...role responsibilities may include: + Write high quality Linux-based C ++ software for common processors and micro… more
    SpaceX (09/30/25)
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  • Sr. Software Engineer (Special Projects)…

    SpaceX (Hawthorne, CA)
    …+ 5+ years of experience in software development with C ++ or C languages + Active Top Secret , Top Secret SCI , or DOE Level Q clearance ... Sr. Software Engineer (Special Projects) - Top Secret Clearance Hawthorne, CA Apply...AND EXPERIENCE: + Development experience with microcontrollers + Strong software engineering fundamentals in C ++ + Solid… more
    SpaceX (12/11/25)
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  • IT Linux Systems Engineer - Top

    SpaceX (Hawthorne, CA)
    …ADDITIONAL REQUIREMENTS: + Willingness to work extended hours and weekends as needed. + Active Top Secret or TS / SCI with Polygraph. Note that an ... IT Linux Systems Engineer - Top Secret Clearance Hawthorne, CA Apply...technologies. This employee will be a member of the Information Technology team. The ideal candidate will be flexible… more
    SpaceX (11/14/25)
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  • Sr. Software Engineer TS

    Leidos (San Diego, CA)
    …an exciting opportunity for a Sr. Software Engineer! *Must have an active TS / SCI Polygraph up front. No exceptions.* You will perform software ... as both an individual and a member of our top -notch agile development team building a large complex enterprise...application and user interface (UI) development. Java, Python, embedded C / C ++, Java cryptographic framework, XML, web UI… more
    Leidos (12/10/25)
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  • Algorithm Software Engineer

    Leidos (San Diego, CA)
    …in Computer Engineering, Electrical Engineering, or Computer Science + 4+ years of software development experience, including strong experience in C / C ++ ... Secret level security clearance with the ability to obtain a TS / SCI . Bonus education/experience: + Master's Degree in Computer Engineering, Electrical… more
    Leidos (12/10/25)
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  • Embedded Software Engineer

    Leidos (San Diego, CA)
    …Electrical Engineering, or Computer Science, or related discipline + 4+ years of software development experience, including strong experience in C / C ++ ... Secret level security clearance with the ability to obtain a TS / SCI Bonus education/experience: + Master's Degree in Computer Engineering, Electrical… more
    Leidos (12/10/25)
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  • Principal RF Software Engineer (Starshield)

    SpaceX (Hawthorne, CA)
    software ADDITIONAL REQUIREMENTS: + Ability to obtain and maintain Active Top Secret or Top Secret SCI clearance + Active Top Secret or ... Principal RF Software Engineer (Starshield) Hawthorne, CA Apply SpaceX was...and skills, education, and experience. Those with an active TS / SCI clearance will receive a 10%… more
    SpaceX (11/26/25)
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  • Senior Principal Software Engineer…

    RTX Corporation (Anaheim, CA)
    …with DevSecOps pipelines, containerization (Docker), and CI/CD in secure environments. + Active DoD Top Secret SCI ( TS / SCI ) security clearance ... Signal Technology (AST** ) is seeking a **Senior Principal Software Engineer** with deep expertise in Global Navigation Satellite...custom boards). + Ability to obtain and maintain a Top - Secret SCI ( TS /… more
    RTX Corporation (10/07/25)
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  • Senior Principal SEIT Engineer (Contingent)

    RTX Corporation (Anaheim, CA)
    …across disciplines and lead technical integration efforts. + Ability to obtain and maintain a Top - Secret SCI ( TS / SCI ) US government issued security ... performance tools to characterize system behavior. + Collaborate with software , hardware, and systems teams to integrate and verify...like STK, Simulink, or custom RF environments. + Existing Top - Secret SCI ( TS /… more
    RTX Corporation (10/09/25)
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  • Software Engineer, Beam Planning…

    SpaceX (Hawthorne, CA)
    Software Engineer, Beam Planning (Starshield) Hawthorne, CA Apply...maintain a Top Secret or Top Secret SCI clearance ADDITIONAL ... REQUIREMENTS: + This position requires successfully obtaining and maintaining a Top Secret Security Clearance as a condition of employment. While the clearance… more
    SpaceX (09/30/25)
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  • Software Engineer, Geospatial Data…

    SpaceX (Hawthorne, CA)
    …databases + Ability to obtain and maintain a Top Secret or Top Secret SCI clearance ADDITIONAL REQUIREMENTS: + This position requires successfully ... software in service of constellation efficiency and derived information quality. We're building for national security. Aerospace experience...obtaining and maintaining a Top Secret Security Clearance as a condition… more
    SpaceX (10/23/25)
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  • Software Engineering Lead

    Northrop Grumman (Manhattan Beach, CA)
    …time of application and be able and willing to obtain and maintain a DoD Top Secret / SCI clearance **Preferred Qualifications:** + Experience with VxWorks 6.9 ... and be able to implement both procedural and object-oriented software in C ++. The selected candidate will...and unit test, system integration and test. + Active TS / SCI clearance _This position description does not… more
    Northrop Grumman (10/25/25)
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  • Lead, Communications Systems Algorithm Engineer…

    L3Harris (San Diego, CA)
    …including Word, Excel, PowerPoint and Visio. * Understanding of satellite CONOPS * An active Top Secret or TS / SCI clearance * Experience with project ... including oscilloscopes, logic analyzers, signal generators, and signal analyzers * Active SECRET clearance * Ability to obtain TS clearance Preferred Additional… more
    L3Harris (11/05/25)
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  • Deputy Software Integrated Product Team…

    The Boeing Company (El Segundo, CA)
    …Product Owner, or Scrum Master). **Preferred Qualifications (Desired Skills/Experience):** + Active Top Secret / SCI security clearance (preferred). + BS in ... performance; take timely corrective actions to meet program objectives. + Provide top -level technical leadership for assigned software disciplines: evaluate and… more
    The Boeing Company (12/05/25)
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  • Data Modeler

    CGI Technologies and Solutions, Inc. (Arlington, CA)
    …* Education and/or Experience: Bachelor's degree and/or 10+ years of experience * Security Clearance: TS / SCI required with the ability to obtain a TS / SCI ... 5 to 10 years of experience * Security Clearance: TS / SCI required with the ability to obtain...including an investigation conducted by the employer, or ( c ) consistent with CGI's legal duty to furnish information more
    CGI Technologies and Solutions, Inc. (10/18/25)
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  • RF Hardware Reliability Engineer (Starshield)

    SpaceX (Hawthorne, CA)
    …mobile handset, medical devices, marine, aerospace, or automotive industries + Active Top Secret , Top Secret SCI , OR ability and willingness to ... or other cross disciplinary combination of mechanical, electrical, and software skill sets + Experience working with RF test...obtain a Top Secret clearance is desired but not required ADDITIONAL REQUIREMENTS:… more
    SpaceX (12/04/25)
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  • RF Engineer (Starshield)

    SpaceX (Hawthorne, CA)
    …to communications and remote sensing systems + Ability to obtain and maintain a Top Secret SCI clearance ADDITIONAL REQUIREMENTS: + An active clearance ... years of experience RF engineering: + Experience with modeling/analysis tools/ software such as HFSS, CST, ADS, MATLAB, C...and skills, education, and experience. Those with an active TS / SCI clearance will receive a 10%… more
    SpaceX (10/02/25)
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