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Training Simulation Engineer V
Rockville or Frederick
$125k-$208k/yr OnsiteFull Time
20+ YOEBachelor's in mechanical/nuclear/electrical engineering; 20+ years in operator training simulator development; thermal-hydraulic simulation; strong debugging; nuclear plant operations knowledge.
Git, Simulation software, Debugging tools
2mo
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Founding Simulation Engineer
Washington, District of Columbia, United States
OnsiteFull Time
BS/MS in Mechanical, Aerospace, or Computational Eng; CAD and multi-physics simulation experience; build simulations that inform decisions.
CAD, FEA, CFD, Hydrodynamics, Multi-physics Simulation
1mo
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Modeling & Simulation Engineer
El Segundo or Los Angeles or Washington or San Francisco or San Diego or Seattle or London
$140k-$190k/yr OnsiteFull Time
5+ YOEBachelor's degree in a quantitative field, 5+ years supporting defense or advanced tech programs, proficiency in Python and MATLAB, experience with mission-level simulations (AFSIM, ESAMS, Brawler, Ansys STK), statistical analysis, Linux, and eligibility for Top Secret/SCI clearance.
AFSIM, ESAMS, Brawler, Ansys STK, Python, MATLAB, Pandas, Polars, NumPy, SciPy, Scikit-Learn, Matplotlib, Seaborn, CuPy, PyTorch, Linux, MAK VR-Forces, SIMDIS, PX4, X-Plane, Gazebo, NVIDIA Omniverse
3d
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LVC Simulation Integration Engineer
Sunnyvale or Washington or San Diego or Fort Walton Beach or Ann Arbor or London or Stuttgart or Munich or Stockholm or Bangalore or Seoul or Tokyo
$140k-$160k/yr OnsiteFull Time
3+ YOE3+ years C++ experience, mastery of simulation interoperability (DIS/HLA/DSEEP), knowledge of DDS/ZeroMQ/Kafka/Redis/protobuf, containerized Linux development, US citizenship and eligibility for Secret clearance.
C++ 2017+, Python 3.10+, DDS, ZeroMQ, Kafka, Redis, protobuf, AFSIM, NGTS, Docker, RHEL, Ubuntu, git, Visual Studio Code, GitLab, SonarQube, Artifactory, Azure Container registry
3mo
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Modeling & Simulation Engineer - SLCM-N
Rockville, Maryland, United States
$97k-$165k/yr HybridFull Time
4+ YOEBachelor's degree +4 years (or equivalent) experience; experience in system simulation, proficiency in C++, Python, Java, and/or MATLAB; experience with Simulink or HLA; systems engineering, program management, enterprise IT knowledge, and strong documentation and interpersonal skills.
C++, Python, Java, MATLAB, Simulink, HLA, Microsoft Visio, SysML, Cameo Systems Modeler
2mo
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Modeling, Analysis & Simulation (MA&S) Engineer
Herndon, Virginia, United States
$135k-$216k/yr OnsiteFull Time
15+ YOEPublic Trust Clearance; 15+ yrs in modeling/simulation; BS in systems/CS/AE/Math/Physics; MA&S lead experience; MBSE with SysML/UAF; AI/ML in engineering; strong simulation methods; Python/MATLAB/Java.
Cameo, Sparx EA, MATLAB, Simulink, Rhapsody, Python, Java, AnyLogic, Arena, AFSIM, STK
1w
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SLCM-N Modeling & Simulation Engineer
Rockville or Huntsville or Maryland or Alabama
$133k-$226k/yr OnsiteFull Time
8+ YOEBachelor's degree plus 8 years related experience (or equivalent). Experience developing and integrating models/simulations, proficiency in C++, Python, MATLAB, Simulink/HLA, Git, and systems engineering knowledge; must be U.S. person and eligible for Secret clearance.
C++, Python, MATLAB, Simulink, HLA, Git, Visio, SysML, Cameo systems modeler
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Lead Modeling and Simulation Engineer (Level III)
Annapolis Junction, Maryland, United States
$180k-$220k/yr OnsiteFull Time
Athenix Solutions Group: Provides cybersecurity, systems engineering, and training for defense agencies.
8+ YOE3+ MgmtTop Secret/SCI with Polygraph clearance; 8+ years in modeling and simulation or related fields; 3+ years leading technical teams; experience designing and operating complex networked simulation environments; strong communication skills.
Networking, Virtualization, Simulation platforms, Lab environments, Cloud infrastructure
2mo
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Sr. GNC Modeling and Simulation Engineer
Washington, District of Columbia, United States
HybridFull Time
2+ YOE2–5 years of engineering simulation experience; MATLAB/Simulink proficiency; 6-DOF simulation experience; Python or MATLAB scripting; U.S. citizen or permanent resident; strong writing skills.
MATLAB, Simulink, Python
2mo
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Modeling, Analysis & Simulation (MA&S) Engineer
Herndon, Virginia, United States
$135k-$216k/yr OnsiteFull Time
15+ YOEPublic Trust Clearance; 15+ years in modeling/simulation/MBSE; BS in Systems Engineering, CS, AE, Math, Physics or related field; MA&S lead experience; MBSE with SysML/UAF; AI/ML in engineering workflows; strong simulation methods; programming in Python/ MATLAB/ Java; knowledge of federal security frameworks; cross-functional leadership.
SysML, UAF, Cameo, Sparx EA, MATLAB/Simulink, Rhapsody, Python, Java, AnyLogic, Arena, AFSIM, STK, ML/AI development tools
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Modeling and Simulation Integration Engineer
Laurel, Maryland, United States
$85k-$195k/yr OnsiteFull Time
1+ YOEBS in a technical field; 1+ years missile/aerospace analysis; experience with MATLAB/Python; experience running simulations; ability to obtain Interim Secret clearance and eventual Top Secret clearance; U.S. citizenship.
Python, MATLAB, Simulink, C, C++, Fortran, AFSIM, ESAMS, SHAZAM, Vulnerability Toolkit, DoE tools
2mo
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Lead Modeling & Simulation Engineer- ICED-T- July 2025
Fort Meade, Maryland, United States
OnsiteFull Time
3+ YOE3+ MgmtLead Modeling & Simulation engineer with network design and simulation, strong networking, project management, and customer service skills; degree in CS/Engineering; 3+ years management; Active Secret preferred.
Networking, Virtualization, Industrial Control Systems, Cyber Simulation Tools
3w
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Modeling & Simulation Analyst/Developer
Tysons, Virginia, United States
HybridFull Time
5+ YOEBachelor's degree or equivalent experience, 5+ years performing complex data analytics or modeling, experience with modeling & simulation tools, DoD customer engagement, ability to obtain Secret clearance, U.S. citizenship required.
RAPTR, AWS, Azure, GCP, FedRAMP, CMMC, IL4, IL5
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Modeling & Simulation Analyst/Developer
Tysons, Virginia, United States
HybridFull Time
5+ YOEBachelor's in CS/ORSA/Data Science or equivalent, 5+ years building AI/ML or physics-based models, experience with modeling & simulation tools and briefing DoD customers, ability to obtain Secret clearance (U.S. citizens).
RAPTR, AWS, Azure, GCP
1mo
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Senior Modeling and Simulation Engineer
Reston, Virginia, United States
OnsiteFull Time
10+ YOEAble to obtain Public Trust clearance; Bachelor's in a technical field; 10+ years M&S experience; proficiency with MATLAB/Simulink, AnyLogic, Arena, OPNET; parametric testing and automation; strong technical writing and stakeholder coordination.
MATLAB/Simulink, AnyLogic, Arena, OPNET, HL7, FHIR, Agile, SAFe, HPC
1mo
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Staff Radar Modeling Simulation Analysis Systems Engineer
Baltimore, Maryland, United States
$169k-$254k/yr OnsiteFull Time
8+ YOEU.S. citizen with active Secret clearance; ability to obtain SAP access. Degree in EE/CE/CS or related (or equivalent experience), 8+ years relevant experience, C/C++, Python, MATLAB, Linux/Windows, RF/simulation and signal processing domain expertise.
C, C++, Python, Bash, C shell, Linux, Windows, MATLAB, DPC, CUDA, OpenCL, Verilog, VHDL, Agile, SAFe
2w
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Models and Simulation Developer Senior and SME
Aberdeen Proving Ground or Halawa
$99k-$207k/yr OnsiteFull Time
10+ YOESecret clearance required. 10+ years M&S engineering experience with LVC expertise, Bachelor's in a technical discipline (or equivalent experience), simulation interoperability, VV&A experience, and technical leadership.
Joint Theater Level Simulation - Global Operations (JTLS-GO), C4I, Verification, Validation, and Accreditation (VV&A)
2w
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Modeling and Simulation Architect
Huntsville or Rockville or Maryland or California or United States
$136k-$231k/yr HybridFull Time
10+ YOEBachelor's in engineering/computer science/systems engineering (Master's/PhD preferred), 10+ years defense/aerospace systems engineering or solution architecture, U.S. person required, experience with modeling & simulation and HLA, strong technical writing and briefing skills.
AWS, Azure, High-Level Architecture (HLA)
1mo
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Staff Radar Modeling Simulation Analysis Systems Engineer
Baltimore, Maryland, United States
$169k-$254k/yr OnsiteFull Time
12+ YOEBachelor’s with 12+ years or Master’s/PhD with 8–10 years in EE/CE/CS; US citizenship; active Secret clearance; SAP access; experience in C/C++, Python; RF/EOIR/Comms simulations; DSP; MATLAB.
C/C++, Python, Bash, C shell scripting, MATLAB, CUDA, Verilog, VHDL
2d
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LEAD MODELING AND SIMULATION (M&S) ENGINEER
Fort Meade, Maryland, United States
$46-$63/hr OnsiteFull Time
3+ YOETS/SCI+Poly clearance, US citizenship, Associates degree, 3+ years related experience (team management experience preferred), M&S, networking and virtual environment experience.
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