• Voice and Hardware Systems Engineer…

    Leidos (Lompoc, CA)
    **Description** Leidos has an opening for a **Voice and Hardware Systems Engineer ** to support a client's requirements in a challenging and dynamic setting located ... systems IT systems engineering + Performs incident and problem management to resolve or escalate issues in order to...activities **Basic Qualifications:** + US Citizen with an active TS /SCI with Polygraph + Requires BS and 4+ years… more
    Leidos (11/19/25)
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  • Staff Network Administrator - TS /SCI

    Northrop Grumman (Redondo Beach, CA)
    …after hours, and weekends, as needed + Candidates must have a current DOD ** Top Secret ** level security clearance with **SCI** access level eligibility (at a ... routers, multiplexers, firewalls, switches, gateways, etc. Proposes solutions to management . Ensures all communication requirements (based on future needs and… more
    Northrop Grumman (12/10/25)
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  • RF Software Engineer (Starshield)

    SpaceX (Hawthorne, CA)
    … and version control software ADDITIONAL REQUIREMENTS: + Ability to obtain and maintain Active Top Secret or Top Secret SCI clearance + Active ... RF Software Engineer (Starshield) Hawthorne, CA Apply SpaceX was founded under... Top Secret or Top Secret SCI clearance preferred. Must be willing… more
    SpaceX (10/07/25)
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  • Senior Principal Software Engineer

    RTX Corporation (Anaheim, CA)
    …with or basic understanding of International Telecommunication Union (ITU) Standards + Existing Top Secret ( TS ) US government issued security clearance ... eligible for a security clearance​ **Security Clearance:** DoD Clearance: Top Secret Raytheon Company Managed by Collins...in C++ in a Linux environment + Active and existingTop- Secret ( TS ) US government issued security clearance… more
    RTX Corporation (12/11/25)
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  • Principal Reverse Systems Engineer

    RTX Corporation (Anaheim, CA)
    …to work independently yet collaboratively in a team environment. + Active and transferable Top - Secret SCI ( TS /SCI) US government issued security clearance is ... Understanding of telecommunications systems concepts and signal processing fundamentals + Existing Top - Secret SCI with Polygraph (Active within the last 24… more
    RTX Corporation (10/15/25)
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  • Senior Software Engineer

    RTX Corporation (Anaheim, CA)
    …coding, testing, and debugging complex algorithms + Ability to obtain a US government issued Top Secret SCI ( TS /SCI) security clearance + US citizenship is ... Applied Signal Technology (AST) is seeking a **Senior Software Engineer ** who strives for excellence and have a passion...systems concepts and/or signal processing + Experience with Configuration Management tools, such as git + Existing TS… more
    RTX Corporation (11/28/25)
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  • Flight Software Engineer /Principal Flight…

    Northrop Grumman (Manhattan Beach, CA)
    …of application and be able and willing to obtain and maintain a DoD Top Secret /SCI clearance **Basic Qualifications - Principal Flight Software Engineer :** ... spirit to our collaborative teams. As a **Flight Software Engineer ** or **Principal Flight Software Engineer ** located...able and willing to obtain and maintain a DoD Top Secret /SCI clearance **Preferred Qualifications:** + Experience… more
    Northrop Grumman (12/13/25)
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  • Engineer Electrical / Principal…

    Northrop Grumman (Palmdale, CA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... 0 years of related professional/military experience. + Must have an active DoD Top Secret clearance (with a background investigation completed within the last… more
    Northrop Grumman (11/21/25)
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  • Principal / Sr. Principal Software Engineer

    Northrop Grumman (Los Angeles, CA)
    RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... our team as a **Principal** / **Sr. Principal Software Engineer ** based out of Woodland Hills, CA. As a...PhD + 1 year of relative experience + **Active Top Secret security clearance** + **Ability to… more
    Northrop Grumman (11/25/25)
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  • Network Automation Engineer (Starshield)

    SpaceX (Hawthorne, CA)
    Network Automation Engineer (Starshield) Hawthorne, CA Apply SpaceX was founded...monitoring tools + Ability to obtain and maintain a Top Secret or Top ... ADDITIONAL REQUIREMENTS: + This position requires successfully obtaining and maintaining a Top Secret Security Clearance as a condition of employment. While… more
    SpaceX (10/22/25)
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