• Staff Software Engineer

    Northrop Grumman (Los Angeles, CA)
    …with 10+ years of relative experience; PhD + 8 years of relative experience + ** Active Top Secret security clearance** + **Ability to meet customer-specific ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,… more
    Northrop Grumman (01/07/26)
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  • Software Engineer

    Northrop Grumman (Los Angeles, CA)
    …Master's degree in a STEM discipline with 0+ years of relative experience + ** Active Top Secret security clearance** + **Ability to meet customer-specific ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,… more
    Northrop Grumman (01/07/26)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Oxnard, CA)
    …only US citizens are eligible for a security clearance. **Qualifications We Prefer** + Active DoD Top Secret clearance with investigation within five years ... Frequency department has an immediate opening for a Principal Systems Engineer who is committed and passionate... systems design and requirements engineering experience + Active and transferable US government issued Secret more
    RTX Corporation (01/12/26)
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  • Model Based Systems Engineer SME

    KBR (El Segundo, CA)
    …resolution, and assisting the Government in executing selected solutions. Required Qualifications: + Active DoD Top Secret clearance and ability to obtain ... Title: Model Based Systems Engineer SME KBR's National Security Solutions team provides high-end engineering and advanced technology solutions to our customers… more
    KBR (12/18/25)
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  • RF Communication Systems Engineer

    SAIC (El Segundo, CA)
    …experience leading technical efforts or small teams on complex communications projects. + **Clearance:** Active Secret or Top Secret security clearance. ... **Description** **Job Description:** SAIC is seeking an experienced **Communications Systems Engineer ** with a strong background in RF systems for satellite,… more
    SAIC (12/12/25)
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  • Senior Ground Segment Systems

    SAIC (El Segundo, CA)
    …of experience (or 4 additional years of experience in lieu of degree). + Requires an active Top Secret clearance with the ability to obtain and maintain ... **Description** SAIC is seeking you, our latest experienced Senior Ground Segment Systems Engineer to support to the US Space Force (USSF) in developing,… more
    SAIC (12/05/25)
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  • Senior Principal Engineer Software…

    Northrop Grumman (Palmdale, CA)
    …Operating systems such as: VxWorks, Integrity, AND/OR Real Time Embedded Linux. + ** Active in-Scope, DoD Top Secret clearance.** + Ability to obtain and ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the...our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,… more
    Northrop Grumman (01/18/26)
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  • Principal Systems Engineer

    SAIC (El Segundo, CA)
    …and assisting the Government in executing selected solutions. **Qualifications** **Required:** + Active Secret clearance required with the ability to obtain a ... Top Secret clearance. + BS degree with min 9 years of Systems Engineer experience; would preferred 15 years of experience. + MS in technical field, such… more
    SAIC (11/06/25)
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  • Deployable Senior Principal Network Communications…

    Northrop Grumman (Beale AFB, CA)
    …days away from primary work location and comply with mobility requirements. + Must have an active DoD Top Secret clearance and be able to maintain that ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 25% of the...our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,… more
    Northrop Grumman (12/09/25)
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  • Test Engineer

    Battelle Memorial Institute (Oxnard, CA)
    …position is located in Oxnard, CA. This is a full-time position and requires an active Top Secret /SCI clearance to perform job duties. The selected candidate ... Define, document, analyze, perform and interpret tests for products, systems , components or modifications utilizing internal and industry quality...Must be a US Citizen and currently holds a Top Secret /SCI security clearance + Experience in… more
    Battelle Memorial Institute (12/02/25)
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