• Principal / Sr. Principal

    Northrop Grumman (Los Angeles, CA)
    … Level or a Sr. Principal Level. **Basic Qualifications for a Principal Modeling , Simulation and Analysis Systems Engineer:** + BS degree in a STEM ... in Woodland Hills, California. **Basic Qualifications for a Senior Principal Modeling , Simulation and Analysis Systems Engineer:** + BS degree in a STEM… more
    Northrop Grumman (11/11/25)
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  • Principal Modeling

    RTX Corporation (El Segundo, CA)
    …areas at Raytheon. Our department is currently hiring for a ** Principal Modeling Analysis & Simulation Operations Engineer** to develop, analyze, and ... MATLAB and/or Perl + Experience with AFSIM + Military Operations Analysis , wargaming and/or Modeling & Simulation experience in the defense industry… more
    RTX Corporation (11/13/25)
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  • Principal Research Scientist…

    AbbVie (Irvine, CA)
    …of scientific information in patents and manuscripts. The Principal Research Scientist - Modeling and Simulation is an onsite role based out of our Irvine, ... a member of multidisciplinary teams, this individual will contribute both Pharmacokinetic and Modeling and Simulation (M&S) expertise to lead efforts to build in… more
    AbbVie (12/10/25)
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  • GNC Engineer ( Principal Engineer Guidance…

    Northrop Grumman (Los Angeles, CA)
    …full cycle of mission trajectories, from taking requirements from customers, design reviews, simulation , and analysis of the mission, to running operations. + ... architecting high-fidelity multiple degree-of-freedom flight/orbital mechanics and vehicle dynamics simulation + Experience with Modeling of navigation sensors… more
    Northrop Grumman (11/22/25)
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  • Principal / Sr. Principal

    Northrop Grumman (San Diego, CA)
    …elements such as Logistics Support Analysis (LSA) & Maintenance Planning, Modeling & Simulation (ModSim), Support Equipment Engineering (SEE), Prognostics & ... engineering, and the integration of these disciplines for systems lifecycle logistics analysis . You must have experience modeling large systems-of-systems and… more
    Northrop Grumman (12/23/25)
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  • Principal Software Engineer, Vehicle…

    SpaceX (Hawthorne, CA)
    …engineering or manufacturing contexts. + Experience with machine learning for time-series analysis , simulation acceleration, or predictive modeling in ... Principal Software Engineer, Vehicle Engineering Hawthorne, CA Apply...SpaceX into an AI-driven factory, unlocking efficiencies in data analysis , simulation , automation, and decision-making, while simultaneously… more
    SpaceX (01/01/26)
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  • Principal Power System Electrical Engineer

    Microsoft Corporation (Mountain View, CA)
    …+ Lead system stability analysis using impedance-based methods and other advanced modeling techniques. + Drive simulation and modeling efforts for system ... manage and optimize the Cloud infrastructure. We are looking for a ** Principal ** **Power System Electrical Engineer** to join the System Design team. \#azurehwjobs… more
    Microsoft Corporation (12/14/25)
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  • Principal / Sr. Principal

    Northrop Grumman (Los Angeles, CA)
    …Monte Carlo Simulation and others. + Experience with Reliability analysis software and modeling tools. + Excellent communication and interpersonal ... below This requisition may be filled at either a Principal Level or a Sr. Principal Level....+ Electrical Engineering Degree. + Experience with hands-on RMT analysis and modeling skills for electronic and… more
    Northrop Grumman (12/16/25)
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  • Systems Engineer, Principal

    AeroVironment (Simi Valley, CA)
    …is preferred + Exposure to Guidance Navigation and Control Systems along with Modeling Simulation and Control is preferred + Exposure to Model Based ... stated and derived requirements and demonstrates expert knowledge of appropriate design, analysis and simulation tools and validation techniques + Creates… more
    AeroVironment (11/06/25)
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  • Senior Principal SEIT Engineer (Contingent)

    RTX Corporation (Anaheim, CA)
    …experience evaluating GNSS systems. + Proficiency in MATLAB, Python, or C/C++ for modeling , analysis , and algorithm prototyping. + Strong understanding of signal ... Managed by Collins Aerospace **Applied Signal Technology (AST** ) is seeking a **Senior Principal SEIT Engineer** who strives for excellence and have a passion to be… more
    RTX Corporation (10/09/25)
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