Defense Modeling Simulation Jobs in Virginia (NOW HIRING)

We are seeking a Modeling & Simulation Specialist to support disruptive Artificial Intelligence and Advanced Analytics, Mission Advantages, and Digital Modernization in meaningful, creative, visible, and challenging manners to enhance national security. Support the development and integration of cutting-edge AI capabilities with Digital Engineering methods in support of our Defense and Intelligence clients to enhance their mission critical functions. 

MISSION FOCUS

Modeling & Simulation Specialistsat NT Concepts help our clients explore new ideas, adopt new technology, develop modern defense approaches, and createsolutions to novel problems for our clients with national defense missions. 

Our Specialists advance each of NTC's mission domains by integrating with data engineers, hardware engineers, systems engineers, and national security experts. You will develop and mature advanced techniques, fuse multiple data sources, manage digital engineering pipelines, and assess opportunities to differentiate NTC's assets in the market. You will work to enhance the efficacy of computer vision assets in scalable and secure manners to produce mission advantages and adversarial disadvantages for our clients while complying with CMMI and ISSO standards. 

Clearance: Active Top-Secret clearance with ability to obtain TS/SCI preferred.

Location/Flexibility: Primary work location is Chantilly, VA, with additional work in Vienna, VA. Position offers 10-15% hybrid flexibility, though the majority of work will be performed in Chantilly, VA. 

RESPONSIBILITIES

• Architect, design, and implement advanced modeling and simulation frameworks for defense, intelligence, and mission-critical applications 
• Introduce new simulation methodologies, digital engineering tools, and AI-enabled M&S capabilities to improve realism, scalability, and decision-making value 
• Partner with system engineers, data scientists, operators, and mission planners to align simulation outputs with real-world operational needs 
• Translate mission needs into simulation requirements for company and government leader validation and verification 
• Develop models and simulation frameworks to integrate with existing DoD architectures, digital twins, and enterprise-level platforms 
• Monitor advancements in AI, cloud computing, physics-based modeling, and immersive visualization to ensure standards and simulations remain relevant and scalable 
• Ensure all models meet rigorous technical, operational, and mission assurance standards for accuracy, repeatability, and credibility 
• Execute plans for experiments, demonstrations, and evaluations across simulation architectures, including software-only, hardware-in-the-loop, and open-air range implementations 
• Perform data analysis on simulation results and provide recommendations to improve performance of systems under development 

QUALIFICATIONS

• Bachelor's degree in Systems Engineering, Computer Science, Applied Mathematics, Physics, or related technical discipline  
• 8+ years of professional experience in modeling, simulation, or digital engineering for defense, aerospace, or intelligence programs. 
• Demonstrated expertise with Model-Based Systems Engineering (MBSE) tools (e.g., Cameo, MagicDraw, Rhapsody) and standards (e.g., SysML, UML). 
• Strong background in Live, Virtual, Constructive (LVC) simulation environments and federated architectures (e.g., HLA, DIS). 
• Proficiency in at least one high-level programming language (e.g., Python, C++, Java, MATLAB, Julia) for simulation development. 
• Experience with Verification, Validation, and Accreditation (VV&A) processes for DoD or mission-critical systems. 
• Understanding of cloud and hybrid computing environments for large-scale simulation execution. 
• Familiarity with AI/ML integration into simulation environments and digital twin ecosystems. 
• Proven ability to translate operational needs into technical simulation requirements. 
• Active TS required 

PREFERRED QUALIFICATIONS

• Master's degree in Systems Engineering, Computer Science, Applied Mathematics, Physics, or related technical discipline  
• Experience with Synthetic Aperture Radar (SAR) simulation software such as xPatch or equivalent 
• Cursory knowledge of modeling and simulation architectures, tools, and technologies, including AFSIM, NGTS, NEWEG, EWIRDB, TMAP, ITASE, and MASTER JDI 
• Strong experience in developing and deploying production-level Modeling and Simulation environments supporting Defense clients 
• Advanced understanding of demonstrating digital engineering capabilities to Defense clients 
• Strong leadership skills with ability to recruit, build, and retain talent 
• Strong briefing and client management skills to build and enhance client relationships 
• Knowledge of modern threats and capabilities for peer and near-peer adversaries 
• Background working in a classified lab and/or open-air range environment 
• Strong skills in the areas of communication, leadership, flexibility, problem-solving, innovation & creativity, and organization 
• Ability to work constructively in a team environment 

Physical Requirements:

• Prolonged periods setting at a desk and working on a computer
• Must be able to lift up to 10-15 pounds at times.