• Principal Systems Engineer

    SAIC (El Segundo, CA)
    …**Required:** + Active Secret clearance required with the ability to obtain a Top Secret clearance. + BS degree with min 9 years of Systems ... integration strategies and processes to successfully integrate satellite communication systems , segments (Ground, Space, Crypto, Terminals), subsystems, elements, and… more
    SAIC (11/06/25)
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  • Launch Site Facilities and Infrastructure…

    ManTech (Lompoc, CA)
    **MANTECH** seeks a motivated and mission-focused **Launch Site Facilities and Infrastructure Systems Engineer ** to join our team in **Lompoc, CA** . In this ... Delta 30 (SLD 30) activities across various mission support systems , integrating engineering analysis with hands-on facility systems...Active or the ability to obtain and maintain a TS /SCI clearance. **Physical Requirements** + Must be able to… more
    ManTech (11/26/25)
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  • Lead, Crypto-Communications Security…

    L3Harris (San Diego, CA)
    …* Satellite link budget analysis * Understanding of satellite CONOPS * An active Top Secret or TS /SCI clearance In compliance with pay transparency ... interest of national security. Job Title: Lead, Crypto/Communications Security Systems Engineer Job Code: 30537 Job Location:...logic analyzers, signal generators, and signal analyzers * Active SECRET clearance * Ability to obtain TS more
    L3Harris (11/08/25)
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  • Sr. Principal Cyber Systems Engineer

    Northrop Grumman (Redondo Beach, CA)
    RELOCATION ASSISTANCE: No relocation assistance available CLEARANCE TYPE: Top Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our ... making history. Northrop Grumman has an opening for **Sr. Principal Cyber Systems Engineer ** to join the Special Test Equipment Engineering (STEE) team. The… more
    Northrop Grumman (11/26/25)
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  • Principal PNT Systems Engineer

    The MITRE Corporation (El Segundo, CA)
    …related education and work experience. + Demonstrated technical depth in the field of GPS systems engineering. + Active Top Secret clearance with the ability ... In this role, you will serve as MITRE's PNT systems engineer support to Space Systems...candidate to have a minimum of the following clearance(s): Top Secret This requisition requires the hired… more
    The MITRE Corporation (12/04/25)
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  • Lead PNT Systems Engineer

    The MITRE Corporation (El Segundo, CA)
    …related education and work experience. + Demonstrated technical depth in the field of GPS systems engineering. + Active Top Secret Clearance with the ability ... In this role, you will serve as MITRE's PNT systems engineer support to Space Systems...candidate to have a minimum of the following clearance(s): Top Secret This requisition requires the hired… more
    The MITRE Corporation (12/04/25)
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  • Senior Systems Engineer

    G2 Ops, Inc. (El Segundo, CA)
    …years Security Clearance Requirement: Must be able to obtain and maintain Active DoD Top Secret Clearance and have SCI eligibility What makes someone choose one ... opportunity, we are seeking a highly motivated, team-oriented Senior Systems Engineer . This exciting position will have...The ideal candidate would already possess an active DoD Top Secret level clearance and at least… more
    G2 Ops, Inc. (12/22/25)
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  • Systems Engineer (Radar/EW) - Level…

    Lockheed Martin (Palmdale, CA)
    **Description:** Lockheed Martin Aeronautics is seeking a full\-time Systems Engineer \. In this role, you will be performing RF engineering functions in support ... cross functional or small technical teams \- Must possess an active DoD Top Secret Security Clearance \(minimum\) **Desired Skills:** \- Experience with sensor… more
    Lockheed Martin (01/07/26)
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  • Systems Engineer (Reliability,…

    G2 Ops, Inc. (El Segundo, CA)
    …experience Security Clearance Requirement: Must be able to obtain and maintain Active DoD Top Secret Clearance Where you make an impact: For this opportunity, we ... are seeking a highly motivated, team-oriented Systems Engineer . This exciting position will have...The ideal candidate would already possess an active DoD Top Secret level clearance. Quick Reminder, we… more
    G2 Ops, Inc. (11/28/25)
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  • Principal Systems Engineer (Onsite)

    RTX Corporation (Goleta, CA)
    …Advanced Airborne Radio Frequency department has an immediate opening for a Principal Systems Engineer who is committed and passionate about creating innovative ... citizens are eligible for a security clearance. **Qualifications We Prefer** + Active DoD Top Secret clearance with investigation within five years + Model Based… more
    RTX Corporation (10/23/25)
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