65 software simulation engineer jobs at 33 companies in Takoma Park, MD
2mo
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Senior Software Simulation Engineer
Chantilly, Virginia, United States
$90k-$150k/yr OnsiteFull Time
5+ YOEBS in Engineering or Computer Science and 5+ years software engineering experience; proficiency in C/C++, FORTRAN, Ada, Windows/Linux, Visual Studio, GCC/Makefiles; ability to obtain Secret DoD clearance.
HLA/DIS, C, C++, FORTRAN, Ada, C#, Linux, Windows, UNIX, Visual Studio, GCC, Makefiles
2mo
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Simulation Developer
Quantico, Virginia, United States
OnsiteFull Time
7+ YOEBachelor's in CS or related (or 10 years experience), 7+ years simulation/game-focused software development, proficiency in C++, C#, Python or Java, experience with simulation engines (AFSIM, OneSAF, Unity, Unreal Engine, etc.), and active TS/SCI clearance.
C++, C#, Python, Java, AFSIM, NGTS, OneSAF, Unity, Unreal Engine, Simio, Arena, SQL
2w
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Graphics Simulation Software Engineer
Dulles, Virginia, United States
$114k-$213k/yr OnsiteFull Time
5+ YOERequires Top Secret clearance, C/C++ and Python experience, 3D graphics development (OpenSceneGraph/OpenGL/Vulkan), experience building models and simulations, and ability to develop on Windows and Linux.
C/C++, Python, Blender, OpenSceneGraph, OpenGL, Vulkan, Jenkins, Jira, Bitbucket, GitLab, Ansible, Docker
2w
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Graphics Simulation Software Engineer
Dulles, Virginia, United States
$114k-$171k/yr OnsiteFull Time
5+ YOEActive U.S. Top-Secret clearance and U.S. citizenship required; expertise in 3D graphics (OpenSceneGraph/OpenGL/Vulkan), C/C++ and Python; experience building models and simulations; ability to develop on Windows and Linux.
C, C++, Python, Blender, OpenSceneGraph, OpenGL, Vulkan, Jenkins, Jira, Bitbucket, GitLab, Ansible, Docker, Windows, Linux
3mo
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Naval Software Simulation Developer
Dahlgren, Virginia, United States
$110k-$130k/yr OnsiteFull Time
5+ YOEBachelor's degree or higher in CS/CE/Math; strong CM knowledge; 5 years software integration experience; active SECRET clearance.
GIT, UNIX, Linux, Windows, MS Office
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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
1w
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Senior Software Engineer - Defense Simulation
Fort Walton Beach or Sunnyvale or Washington or San Diego or Ann Arbor or London or Stuttgart or Munich or Stockholm or Bengaluru or Seoul or Tokyo
$140k-$180k/yr OnsiteFull Time
3+ YOEMaster’s degree or equivalent experience, 3+ years modern C++ development, simulation interoperability and communication protocols, Linux, Docker, Git, and eligibility for a U.S. Secret clearance.
C++, Python, DIS, HLA, DSEEP, DDS, ZeroMQ, Kafka, Redis, protobuf, AFSIM, NGTS, Docker, RHEL, Ubuntu, git, Visual Studio Code, GitLab, SonarQube, Artifactory, Azure Container Registry, OMS, UCI, HPC
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Software Engineer - Weapon Launchers & Simulation
Manassas, Virginia, United States
$91k-$101k/yr OnsiteFull Time
2+ YOEBachelor's degree in Software Engineering or related STEM plus 2 years experience (or Master's plus 6 months). U.S. citizenship and ability to obtain DoD Secret clearance required.
Linux, Bash, Java, C/C++, React, TypeScript
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Software Engineer, Agentic Modeling & Simulation
Washington, District of Columbia, United States
$191k-$292k/yr OnsiteFull Time
Production backend engineering experience, AI/ML and LLM-powered software knowledge, proficiency in Python or Go, technical degree, ability to work with operators and obtain Top Secret clearance.
Lattice OS, LLM, Python, Go, gRPC, protobuf, Kubernetes, AFSIM, STORM
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Director – Modeling & Simulation Software
El Segundo or Chantilly
$168k-$252k/yr OnsiteFull Time
10+ YOEBachelor's in STEM, 10+ years engineering/scientific experience, track record of technical achievement, experience with C++ or Python, leadership and team-building experience, ability to obtain Top Secret/SCI clearance, occasional domestic travel (<20%).
C++, Python, Java, Go, Rust
2mo
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Space Operations Planning and Simulation Engineer
Laurel, Maryland, United States
$100k-$245k/yr OnsiteFull Time
4+ YOEBachelor’s or Master’s in CS/Software/Engineering/Physics; 4+ years in simulations; Java; orbital mechanics knowledge; strong communication; TS/SCI with poly eligibility; citizenship required.
MATLAB, Linux HPC, GitLab CI, GitHub Actions, Jenkins
3mo
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Software Engineer
Dahlgren, Virginia, United States
OnsiteFull Time
Bachelor's in CS/CompE or related; math/statistics; software for simulation; TS/SCI clearance; full software lifecycle; C++/Java; Python or R.
C++, Java, Python, R, Docker, Kubernetes, Git, CI/CD, AFSIM, NGTS, ITASE
2mo
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Software Engineer
Columbia, Maryland, United States
$93k-$140k/yr OnsiteFull Time
5+ YOEBachelor's in Engineering required; minimum 5 years engineering experience (advanced degree may substitute); experience with simulation tools, modeling, testing, documentation, and design reviews.
1mo
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Junior Software Engineer (Modeling & Simulation) - TS/SCI
Chantilly, Virginia, United States
OnsiteFull Time
Active TS/SCI clearance with polygraph required; proficiency in an OOP language (Python, Java, or C++), Git, and databases; full‑stack development and rapid prototyping experience; strong problem‑solving and collaboration skills.
Python, Java, C++, Git, Docker, Kubernetes, NoSQL
2mo
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Principal Software Engineer - Advanced Simulation & Training Systems (Onsite)
Sterling, Virginia, United States
$118k-$225k/yr OnsiteFull Time
5+ YOEActive transferable U.S. government security clearance (Secret), U.S. citizenship, STEM degree with 8+ years (or advanced degree with 5+ years), experience with C++, agile development, multi-threaded debugging, and customer travel.
C++, ARINC 429, ARINC 610, MIL-STD-1553, Windows, Linux, Visual Studio, DevSecOps, STL, Python, Perl, GIT, SVN, ClearCase, JIRA, Confluence, Crucible, GitLab CI/CD, Electronic Medical Records (EMR)
1mo
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Modeling and Simulations Software Developer
Huntsville or Rockville or Maryland or California
$72k-$123k/yr OnsiteFull Time
4+ YOEUS citizen with Secret clearance, Bachelor's in CS/CE or related plus 4+ years experience, modeling & simulations experience, C++ development, software engineering and testing experience.
C++
2mo
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Backend Software Engineer - Simulations
Arlington or New York City or Seattle or Arlington
OnsiteFull Time
4+ YOE4+ years software engineering; production-grade software; Python/C++/Go; math/physics background; strong ownership.
Python, C++, Go, AWS, Kubernetes, Linux
2w
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Senior Software Developer
Dahlgren, Virginia, United States
$120k-$150k/yr OnsiteFull Time
7+ YOEActive Secret clearance and U.S. citizenship, Bachelors in CS/Comp Engineering or related, 7+ years developing high-fidelity C++ modeling and simulation for aircraft/missile/sensor systems, EM development practices, Python/MATLAB experience preferred.
C++, Python, MATLAB, DevSecOps
1mo
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Software Developer
King George or Dahlgren
OnsiteFull Time
3+ YOEU.S. citizen able to obtain Secret clearance, BS in CS/CE or equivalent, 3+ years C++ (C++11+) development, experience with simulation environments (NGTS/AFSIM/ITASE), Git, CMake, Google Test, and MS Office.
C++, NGTS, AFSIM, Integrated Threat Analysis and Simulation Environment (ITASE), Git, CMake, Google Test, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Linux, Windows
1mo
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Staff Software Engineer - NOS
Washington, District of Columbia, United States
$150k-$196k/yr OnsiteFull Time
8+ YOE8+ years building and shipping production software; strong architecture and design judgment; experience with cloud (AWS) and CI/CD; experience across multiple surfaces; mentoring and cross-team leadership; BS/MS in CS/SE or equivalent.
NOS, AWS, CI/CD, iOS, Android, React Native, Flutter, Unity, Unreal, IoT, OT, XR, VR, computer vision, biometrics, digital twin, simulation