• Principal Systems Engineer

    RTX Corporation (Oxnard, CA)
    …Raytheon's Advanced Airborne Radio Frequency department has an immediate opening for a Principal Systems Engineer who is committed and passionate about ... Hollister Avenue Building H01, Goleta, CA, 93117 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and… more
    RTX Corporation (10/13/25)
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  • Principal Systems Cyber…

    RTX Corporation (Fullerton, CA)
    …more secure world. Raytheon is seeking a well-qualified ** Principal System Security Engineer (P4)** to join our Systems Security Engineering (SSE) team in ... Hughes Drive Building 675, Fullerton, CA, 92834 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and… more
    RTX Corporation (10/14/25)
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  • Senior Principal Systems

    RTX Corporation (El Segundo, CA)
    …future of aerospace. Our Collaborative Mission Autonomy team is looking for an experienced **Senior Principal Systems Engineer ** to join our team. This is an ... 2501 West University , McKinney, TX, 75070 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and… more
    RTX Corporation (11/04/25)
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  • Network Engineer , Principal

    RTX Corporation (El Segundo, CA)
    …security clearance​ **Security Clearance:** Top Secret - Current **Network Engineer , Principal Specialist** **Raytheon Digital Technology** **Classified ... Boulevard Building E04, El Segundo, CA, 90245 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:** Active and… more
    RTX Corporation (11/28/25)
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  • Principal Mechanical Engineer

    Curtiss-Wright Corporation (Santa Clarita, CA)
    Principal Mechanical Engineer - Onsite Position As our **_Principal Mechanical Engineer_** you will design and analyze complex VPX based electro-mechanical ... systems for thermal design, structural design, and packaging using...testing on new and modified designs for ruggedized computing systems . Be responsible for direct support to personnel in… more
    Curtiss-Wright Corporation (10/08/25)
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  • Principal / Sr. Principal Modeling…

    Northrop Grumman (Los Angeles, CA)
    Principal Level. **Basic Qualifications for a Principal Modeling, Simulation and Analysis Systems Engineer :** + BS degree in a STEM discipline and 5 years ... + Active DoD Secret Clearance. + Ability to work onsite full-time in Woodland Hills, California. **Basic Qualifications for...a Senior Principal Modeling, Simulation and Analysis Systems Engineer :** + BS degree in a… more
    Northrop Grumman (11/11/25)
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  • Systems Engineer / Principal

    Northrop Grumman (Los Angeles, CA)
    …requisition may be filled at either an Engineer Systems level or Principal Engineer Systems Level._ Basic Qualifications - Engineer Systems ... timeframe set forth by management + Ability to work onsite full-time at Woodland Hills, CA Basic Qualifications -... full-time at Woodland Hills, CA Basic Qualifications - Principal Engineer Systems : + Bachelor's… more
    Northrop Grumman (12/04/25)
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  • R GPS Navigation / Principal GPS Navigation…

    Northrop Grumman (Los Angeles, CA)
    …a base Level or a Principal Level.** **Basic Qualifications for a GPS Navigation Systems Engineer :** + Bachelors of Science in a STEM discipline and 2 years ... DoD Secret security clearance + Ability to work full-time onsite in Woodland Hills, CA + Knowledge of signal...STAP, SFAP, SFAP-T, differential GPS) **Basic Qualifications for a Principal GPS Navigation Systems Engineer :**… more
    Northrop Grumman (11/27/25)
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  • Avionics Systems Design and Analysis…

    The Boeing Company (Seal Beach, CA)
    …currently hiring for a broad range of experience levels including; Experienced, Senior or Principal Avionics Systems Engineer . Ideal applicant will have the ... for an **Avionics Systems Design and Analysis Engineer ** (Experienced, Senior or Principal ) to join...**Work Authorization:** This position is expected to be 100% onsite . The selected candidate will be required to work… more
    The Boeing Company (12/07/25)
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  • Environmental Control Systems (ECS) Design…

    The Boeing Company (Seal Beach, CA)
    …great opportunity for a **Environmental Control Systems (ECS) Design & Analysis Engineer ** (Experienced, Senior or Principal ) to join our team in **Seal ... including; Experienced, Senior or Principal Environmental Control Systems (ECS) Design & Analysis Engineer . Ideal...**Work Authorization:** This position is expected to be 100% onsite . The selected candidate will be required to work… more
    The Boeing Company (12/07/25)
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  • Principal Reverse Systems

    RTX Corporation (Anaheim, CA)
    …flexibility at hiring manager discretion.** Applied Signal Technology (AST) is seeking a ** Principal Reverse Systems Engineer ** who strives for excellence ... Suite 300, Anaheim, CA, 92808 USA **Position Role Type:** Onsite **U.S. Citizen, US Person, or Immigration Status Requirements:**...a minimum of 8 years of practical experience in systems architecture and systems engineering + Experience… more
    RTX Corporation (10/15/25)
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  • Principal / Sr. Principal Software…

    Northrop Grumman (Los Angeles, CA)
    …a part of our mission! We are looking for you to join our team as a ** Principal ** / **Sr. Principal Software Engineer ** based out of Woodland Hills, CA. As ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...a ** Principal ** / **Sr. Principal Software Engineer more
    Northrop Grumman (11/25/25)
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  • Principal PNT Systems

    The MITRE Corporation (El Segundo, CA)
    …MITRE and partner government organizations. In this role, you will serve as MITRE's PNT systems engineer support to Space Systems Command (SSC) MilComm and ... PNT (MCPNT). Roles & Responsibilities: + Serve as MITRE's engagement lead and principal technical advisor to MCPNT government leadership for PNT mission areas +… more
    The MITRE Corporation (12/07/25)
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  • Principal / Sr. Principal Software…

    Northrop Grumman (Los Angeles, CA)
    …the warfighter. Come be a part of our mission! We at Northrop Grumman Missions Systems are seeking a skilled **Software Engineer ** in **Woodland Hills, CA** with ... our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today,...Sr. Principal Level. **Basic Qualifications for a Principal Software Engineer :** + Bachelor's with 5… more
    Northrop Grumman (12/04/25)
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  • Senior Principal SEIT Engineer

    RTX Corporation (Anaheim, CA)
    …Managed by Collins Aerospace **Applied Signal Technology (AST** ) is seeking a **Senior Principal SEIT Engineer ** who strives for excellence and have a passion ... members all while embracing integrity, innovation and work-life balance. The **Senior Principal SEIT Engineer ** will have a strong background in algorithm… more
    RTX Corporation (10/09/25)
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  • Senior Principal Software Engineer

    RTX Corporation (Anaheim, CA)
    …by Collins Aerospace **Applied Signal Technology (AST** ) is seeking a **Senior Principal Software Engineer ** with deep expertise in Global Navigation Satellite ... and work-life balance. We are seeking an innovative and mission-driven **Senior Principal Software Engineer ** with deep expertise in Navigation Warfare (NAVWAR),… more
    RTX Corporation (10/07/25)
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  • Senior/ Principal Software Engineer

    Northrop Grumman (Manhattan Beach, CA)
    Principal Software Engineer or a Senior Principal Software Engineer to join our Enhanced Polar Systems - Recapitalization (EPS-R) program sustaining ... a higher grade based on qualifications listed below._ **Basic Qualifications** : + ** Principal Software Engineer ** - Bachelor's degree with 5 years of relevant… more
    Northrop Grumman (11/19/25)
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  • Senior Principal Systems

    Northrop Grumman (Los Angeles, CA)
    …organization at Northrop Grumman Mission Systems (NGMS) is seeking a highly skilled Systems Engineer with expertise in Nuclear Surety to join our team based ... Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations… more
    Northrop Grumman (10/03/25)
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  • Principal Embedded Software Engineer

    Curtiss-Wright Corporation (Santa Clarita, CA)
    Principal Embedded Software Engineer - Defense ( Onsite ) We are growing and looking for a **_Principal Embedded Software Engineer_** to join our team in ... **_Santa Clarita, CA!_** As our Principal Embedded Software Engineer you will plan,... you will plan, design, develop and test software systems or applications for software enhancements and new products.… more
    Curtiss-Wright Corporation (11/13/25)
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  • Senior Principal Software I&T…

    Northrop Grumman (Los Angeles, CA)
    …our mission! Northrop Grumman Mission Systems is searching for a **Sr. Principal Engineer Embedded Software** to support our Software and Test Equipment ... discrepancies, pursuing root cause & corrective actions **Basic Qualifications for Sr.** ** Principal Engineer Embedded Software** **:** + 8 Years with Bachelor… more
    Northrop Grumman (12/04/25)
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