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16 modeling simulation and analysis engineer jobs at 10 companies in California

5d
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Modeling and Simulation Engineer
Ridgecrest, California, United States
$110k-$165k/yr OnsiteFull Time
Saalex
Saalex: Provides engineering, IT, and mission support for defense agencies.
7+ YOEBachelor’s degree in a technical field, 7+ years of relevant defense or modeling experience, simulation and test analysis expertise, and active Top Secret clearance with U.S. citizenship required.
Modeling and Simulation (M&S), digital image processing
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4d
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Modeling and Simulation Engineer
Cupertino or North America
OnsiteFull Time
Apple
AppleNASDAQ: AAPL: Designs and sells consumer electronics, software, and online services.
6+ YOEPhD in mechanical engineering, material science, or computer science, or 6+ years of industrial experience; hands-on machine learning, modeling, quantitative analysis, and preferably material characterization experience.
machine learning
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2w
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Modeling Simulation and Analysis Engineer (Engineer or Principal Engineer Level)
Redondo Beach, California, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Develops and manufactures advanced aerospace, defense, and space systems.
2+ YOESTEM bachelor's plus 2+ years, master's plus relevant experience, or PhD plus 1+ year; object-oriented simulation, military operations analysis, Secret and SAP clearance eligibility required.
Python, AFSIM, CFAM, STORM, COSAGE, Jira, Confluence, Bitbucket, GitHub
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2w
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Modeling Simulation and Analysis Engineer (Engineer or Principal Engineer Level)
Redondo Beach, California, United States
$92k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
2+ YOERequires a STEM bachelor's degree plus 2–5 years of relevant experience, or an advanced STEM degree with qualifying experience. Requires object-oriented simulation, military operations analysis, Secret clearance eligibility, and SAP clearance eligibility.
Python, AFSIM, CFAM, STORM, COSAGE, Jira, Confluence, Bitbucket, GitHub
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2mo
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Principal / Sr. Principal Modeling Simulation & Analysis Systems Engineer
Woodland Hills, California, United States
$114k-$213k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOESTEM degree with relevant years of experience, active U.S. Secret clearance, proficiency with MATLAB/Simulink, experience in modeling/simulation/analysis, familiarity with version control (Bitbucket/GitHub/GitLab) and INS preferred.
MATLAB, Simulink, C, C++, Python, Bitbucket, GitHub, GitLab, AUTOSAR
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5d
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Modeling & Simulation Engineer, Missiles
El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$140k-$190k/yr OnsiteFull Time
CHAOS Industries
CHAOS Industries: Develops advanced radar and sensing systems for modern defense.
Bachelor's degree or equivalent expertise, missile or flight-vehicle modeling experience, 3-DOF or 6-DOF simulation experience, scientific programming, analysis expertise, Git workflows, and active Secret clearance.
MATLAB, Python, C++, Git, Monte Carlo, MBSE
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2mo
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Modeling, Simulation & Analysis (MSA) Engineer - HITL Focus
Costa Mesa, California, United States
$166k-$220k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
3+ YOEBachelor's in a technical field required, 3+ years MSA experience (8+ for senior), HITL/SITL and flight-test experience, proficiency in C/C++, MATLAB/Simulink, scientific Python (NumPy/SciPy), aerospace systems knowledge, eligible for U.S. Top Secret clearance.
C, C++, MATLAB, Simulink, Python, NumPy, SciPy, NI, Speedgoat, dSPACE
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2mo
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Space Systems Modeling and Simulation Engineer
Goleta, California, United States
$115k-$200k/yr OnsiteFull Time
Toyon Research
Toyon Research: Develops advanced technology and analysis for national defense systems.
5+ YOEU.S. citizen eligible for Top Secret/SCI; BS/MS/PhD in CS, engineering, math or physical science; 5+ years relevant experience; proficiency in C++ and Python; strong math, numerical analysis, and algorithm skills.
C++, Python
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1d
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Space Systems Modeling and Analysis Engineer
El Segundo or Northridge
$129k-$175k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOEBachelor's degree in STEM and 3+ years developing physics-based space-system models and simulations. Requires orbital-regime modeling, MATLAB/Python/C++, parallel computing, U.S. citizenship, and ability to obtain TS/SCI clearance.
MATLAB, Python, C++, STK, GMAT, Monte Carlo
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1d
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Space Systems Modeling and Analysis Engineer
Northridge or El Segundo
$129k-$175k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOEBachelor's degree in STEM and 3+ years developing physics-based space systems models and simulations. Requires MATLAB, Python, or C++, parallel computing experience, U.S. citizenship, and ability to obtain TS/SCI clearance.
MATLAB, Python, C++, STK, GMAT, Monte Carlo
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1mo
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Principal / Sr Principal Engineer Systems Modeling Simulation
San Diego or Palmdale
$114k-$171k/yr OnsiteFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
5+ YOESTEM degree with relevant years of modeling/analysis experience, statistical modeling skills, advanced Microsoft Excel, active US Secret clearance (ability to obtain TS and SAP), and willingness to travel ~25%.
Microsoft Excel, Tempo, VMetric, EDCAS, MAAF, LCOM
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2mo
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Network Modelling and Simulation Engineer
El Segundo, California, United States
$129k-$194k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
6+ YOEBachelor's in CS/CE/EE or related; 6+ years in data analysis, OSI/TCP-IP, network design and modeling/simulation; deep routing/switching knowledge; software development in Python or C/C++; ability to present results; ability to obtain security clearance (U.S. citizenship required); travel up to 10%.
Python, C/C++, OSI model, TCP/IP
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2w
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Controls and Simulation Engineer Level 5
Sunnyvale, California, United States
$177k-$266k/yr HybridFull Time
Northrop Grumman
Northrop GrummanNYSE: NOC: Designs and manufactures advanced aerospace and defense systems.
12+ YOEBachelor's in STEM with 12 years, master's with 10 years, or Ph.D. with 7 years relevant experience; MATLAB, Simulink, control systems, stability analysis, modeling, and US citizenship required.
MATLAB, Simulink, ModelCenter Integrate and Explore, FEA
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2mo
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Network Modelling and Simulation Engineer - MTS/Sr MTS
El Segundo, California, United States
$95k-$166k/yr OnsiteFull Time
The Aerospace Corporation
The Aerospace Corporation: Provides technical expertise and research for national space programs.
1+ YOEBachelor's in CS/CE/EE or related, 1+ years (MTS) or 3+ years (Sr MTS) experience in network design/analysis and modeling & simulation, Python or C/C++ development, OSI/TCP-IP knowledge, ability to obtain U.S. security clearance, willing to travel up to 10%.
Python, C/C++, OSI, TCP/IP
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2w
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Senior Software Engineer, Agent Simulation and Evaluation
Santa Clara or California
$152k-$288k/yr RemoteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
5+ YOERequires 5+ years of software development experience, 2 years building AI agents or AI-backed engineering systems, strong Python skills, model architecture and inference knowledge, and simulation or performance analysis experience.
Python, Codex, Claude Code
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3w
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Template Job
San Jose, California, United States
$207k-$230k/yr OnsiteFull Time
Astera Labs
Astera LabsNASDAQ: ALAB: Designs connectivity solutions for cloud and AI infrastructure.
8+ YOE8+ years in network or fabric modeling, bachelor's in EE/CE/CS, strong Python/C++ skills, experience with cycle-approximate or event-driven simulation and fabric model correlation, knowledge of high-speed interconnects.
Python, C++, Astera-Sim, Garnet, NS-3, ATLAHS, BookSim
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