3mo
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Simulation Engineer
Manassas, Virginia, United States
OnsiteFull Time
2+ YOEBachelor's degree in engineering or related field; 2+ years in simulation development or systems integration; MATLAB/Simulink; RTOS experience; hardware interface; FAA/CAA experience a plus; US citizen or permanent resident.
MATLAB, Simulink, RTOS
3mo
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Electromagnetic Simulation Engineer
Chantilly, Virginia, United States
$129k-$250k/yr OnsiteFull Time
8+ YOEMaster's degree in Electrical Engineering; minimum 8 years relevant experience; TS/SCI security clearance; U.S. citizenship; strong EM/RF modeling and simulation skills.
Ansys HFSS, CST Microwave Studio, GRASP, Keysight ADS, Microwave Office, MATLAB, Python, Vector Network Analyzers, Spectrum Analyzers, Power Meters
2mo
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Senior Software Simulation Engineer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOEBS in Engineering or Computer Science; 5+ years SWE experience; multiple languages (C, C++, FORTRAN, Ada); Visual Studio, GCC, Makefiles; Windows/UNIX/Linux; OO design; flight simulation knowledge; real-time programming; DOD Secret clearance.
C, C++, FORTRAN, Ada, Visual Studio, GCC, Makefiles, Windows, UNIX/Linux
2w
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Modeling & Simulation Engineer (Systems Engineer, Sr)
Chantilly, Virginia, United States
OnsiteFull Time
1+ YOEBachelor's in STEM preferred, 1+ years building physics‑based models or simulation engines, experience with MBSE/SysML, numerical methods, V&V, and cross‑disciplinary collaboration.
MATLAB/Simulink, Python, NumPy, SciPy, JAX, C++, STK, GMAT, Orekit, Trick, Modelica, CUDA, Vulkan, OpenCL, REST, gRPC, GraphQL, Three.js, WebGL, React Three Fiber, CesiumJS, Cameo, Teamwork Cloud, Jama, DOORS, MBSE, SysML
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
1mo
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Aerospace Modeling & Simulation Analyst (TS/SCI)
Herndon, Virginia, United States
$90k-$132k/yr OnsiteFull Time
U.S. citizen with active TS/SCI clearance; Bachelor’s in engineering, math, physics, or computer science; onsite work required. Experience in modeling/simulation, astrodynamics or remote sensing and ability to develop tools/scripts (Python/Excel) preferred.
Python, Microsoft Excel
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
3mo
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Modeling and Simulation Engineer
Chantilly, Virginia, United States
OnsiteFull Time
2+ YOE2-10 years of relevant experience; BS in STEM; TS/SCI with CI Poly; experience in space-related analysis; programming in C++, Python, R, SQL, MATLAB; able to communicate findings.
C++, Python, R, SQL, PostgreSQL, MATLAB, Linux, STK, VBA
1mo
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Modeling and Simulation Engineer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOEBachelor's in a relevant technical field plus 5+ years experience, active TS/SCI with Polygraph, experience with C++, Python, R, SQL/PostgreSQL, MATLAB, STK, strong communication and writing skills.
C++, Python, R, SQL, PostgreSQL, Linux, MATLAB, VBA, STK
1mo
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Modeling and Simulation Engineer
Chantilly, Virginia, United States
OnsiteFull Time
5+ YOEBachelor's in a technical field plus 5+ years experience, active TS/SCI with Polygraph, experience in engineering analysis/mission operations, strong communication, and familiarity with M&S tools (e.g., C++, Python, MATLAB).
C++, Python, R, SQL, PostgreSQL, Linux, MATLAB, VBA, STK
1mo
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Visualization & Simulation Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
1+ YOEUS citizen able to obtain TS/SCI with polygraph; BS in STEM (engineering discipline); 1+ years relevant experience; basic JavaScript and frontend, familiarity with Python, 3D math, and client-server exposure.
Three.js, Python, JavaScript, Git
4d
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Lead System Integrator/Modeling & Simulation Engineer - Department of War
Chantilly, Virginia, United States
$150k-$200k/yr OnsiteFull Time
15+ YOE15 years total experience with 10+ years systems engineering in modeling & simulation, bachelor\u0002s in engineering/physics, experience with AFSIM and CAMEO, TS/SCI clearance, DAWIA certifications preferred.
AFSIM, CAMEO
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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AFSIM Modeling and Simulation Specialist
Reston, Virginia, United States
OnsiteFull Time
5+ YOEUS citizen with active Top Secret clearance w/ SCI eligibility, BS in engineering/science/math +5 years analysis experience, 2+ years AFSIM modeling experience, scripting/programming skills, strong communication and scientific-method ability.
AFSIM, STK, JMP, Python, C++, R
2w
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Aerospace Modeling & Simulation Analyst (TS/SCI)
Herndon, Virginia, United States
$90k-$132k/yr OnsiteFull Time
US citizen with active TS/SCI clearance; bachelor’s in engineering, math, physics, or CS; experience in astrodynamics/remote sensing or related areas; ability to develop tools with Python and Excel; strong analysis and communication skills; on-site work required.
Python, Microsoft Excel
1mo
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Dynamics, Controls, Modeling, Simulation and
Huntsville or Fairfax
OnsiteFull Time
19+ YOEABET-accredited degree in aerospace/mechanical/electrical engineering required; ~19+ years experience (PhD equiv) in dynamics and control of launch vehicles/spacecraft; proficiency in MATLAB/Simulink/C/C++; US citizenship required.
MATLAB, Simulink, Simscape, Simscape Multi-body, C/C++, Python, Unreal Engine, Satellite Tool Kit (STK)
3mo
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Simulation Training Instructor/Operator, ARNG Training & Range Support
Orlando or Manchester or Columbus or Honolulu or Gowen Field or Marseilles or Salina or Camp Edwards or Camp Grayling or Camp Ripley or Camp Shelby or Manchester or Camp Navajo or Camp Smith or Fayetteville or Camp Ravenna or Fort Indiantown Gap or Gatesville or Fort Barfoot or Camp Murray or Fort Custer or Camp Guernsey or Camp Williams or Sioux Falls or Fort Knox or Camp Santiago
OnsiteFull Time
3+ YOE3+ years in TADSS training and doctrine; instructor experience; experience with Armor/Infantry TADSS; TC-20.31 knowledge; licenses to operate government vehicles and forklifts; desirable gunner qualifications.
Engagement Skills Trainer (EST), Call for Fire Trainer (CFFT), Virtual Convoy Operations Trainer (VCOT), Multiple Integrated Laser Engagement System (MILES), UGT-I
2mo
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Modeling & Simulation Systems Engineer (Engineer Sys Mod Sim 3) - Remote (Colorado Springs, CO, Remote, United States)
Colorado Springs or Reston or Dayton or Omaha or Albuquerque
$97k-$138k/yr RemoteFull Time
5+ YOEBachelor's in engineering/OR math, 5-10 years exp, MBSE/SysML, coding (Python/C++/MATLAB), Cameo Systems Modeler, AFSIM, SCI eligible, travel ~20%
Cameo Systems Modeler, AFSIM, Python, C++, MATLAB, SysML
3w
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Software Engineer - Weapon Launchers & Simulation
Manassas, Virginia, United States
$91k-$101k/yr OnsiteFull Time
2+ YOEBachelor's in Software Engineering or related STEM plus 2 years experience (or Master's plus 6 months); DoD Secret clearance obtainable; US citizenship; experience with Linux, Bash, Java, C/C++, React, TypeScript, and networking preferred.
Linux, Bash, Networking Switches, Java, C, C++, React, Typescript
1w
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Lead Systems Engineer (Modeling, Simulation, & Analysis)
Chantilly, Virginia, United States
$150k-$170k/yr HybridFull Time
10+ YOETS/SCI clearance, bachelor\u0002s in STEM required, 10+ years MS&A experience with satellite/ground systems, requirements development, strong analytic and communication skills; AFSIM, Python, STK preferred.
AFSIM, Python, STK