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Modeling and Simulation Engineer

Modern Technology Solutions
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Washington, DC, USA
Sep 20, 2026
MTSI is seeking a Modeling and Simulation (M&S) Engineer to provide expertise for multi-domain defense simulation development and testing. The person in this position will utilize their M&S experience developing and using system, subsystem, and component models for aerospace applications, executing simulation trades, and performing Monte Carlo analysis.

Essential job functions will include but are not limited to:
  • Develop and implement mission-to-high fidelity level models for simulations to support strategy, technology/concept development, requirements, design, and test of communications equipment and systems.

Required Qualifications:
  • US Citizenship and an active secret clearance
  • Bachelor of Science in a technical discipline (i.e., engineering, mathematics, physics).
  • 5+ years of relevant modeling and simulation experience.
  • Understanding of aerospace system functions and dynamics and how to model them. 
  • Capability to perform analysis measuring key system performance metrics and verifying model behavior utilizing ground and flight test data.
  • Ability to create, test, and debug scripts, Python, and C++ programs.
  • Prior experience modeling entire systems or individual components, such as sensors, GNC, and propulsion.
  • Excellent communication skills (both oral and written).
  • Ability to apply engineering rigor to solve engineering/scientific problems.
  • Prior experience supporting a major defense acquisition program in a high-visibility environment with mission-critical responsibilities.
  • Self-starter who can work independently and in a collaborative team environment.

Desired Skills and Experience:
  • TS/SCI clearance
  • Master of Science degree in a STEM discipline.
  • Prior experience working with the AFSIM simulation framework is highly desired.
  • Experience modeling and analyzing RF and IR-based engagements of air and space platforms.
  • Proven ability to perform hi-fidelity operational system analysis to quantify sensor, weapon system, and kill chain effectiveness.
  • Experience developing briefings and presenting analysis results to high-level government customers to help them in their decision-making processes.

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Job ID

1133915726712

Security Clearance

SECRET
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