Modeling & Simulation Engineer - Digital Twin Architect

Redwire

Chantilly (VA)

On-site

USD 90,000 - 150,000

Full time

14 days+

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Job summary

Redwire is seeking a Modeling & Simulation Engineer in Chantilly, VA to develop high-fidelity digital twins and physics-based simulations that support mission analysis and system design. You will integrate MBSE practices and collaborate with systems, software, and mission-analyst teams to ensure scalable, data-driven simulations across aerospace programs.

Applicants should have a STEM degree and 1–5 years of hands-on modeling experience using MATLAB/Simulink, Python, or C++.

Qualifications

Bachelor's degree in Engineering, Systems Engineering, Mechanical Engineering, Computer Science, Physics, Applied Mathematics, or related STEM field.
1–5 years building physics-based models or simulation engines.
Proficiency with MATLAB/Simulink, Python (NumPy/SciPy/JAX), or C++ for numerical modeling and system dynamics.
Experience applying MBSE, SysML, or digital-thread methodologies.
Ability to design and validate simulation architectures and system-level integrations.
Experience creating and evolving digital twins for mission systems.
Ability to model and simulate system and subsystem interfaces.
Knowledge of integration methods, control theory, estimation, orbital mechanics, or multi-domain modeling.
Experience with virtual integration and V&V of simulation components.
Ability to define and assess simulation-based performance metrics.
Ability to work with systems, software, mission analysis, and UI/UX teams.
Skilled in presenting simulation results and design artifacts.

Responsibilities

Develop and enhance simulation models supporting mission analysis, system design, and digital-engineering workflows.
Design and maintain digital twins for spacecraft, vehicles, and mission systems.
Architect simulation frameworks including component models, interfaces, scenario generation, and system-level integration.
Implement numerical and multi-domain models using physics-based computation.
Perform virtual integration and V&V for simulation components and end-to-end system behavior.
Evaluate system performance using defined metrics and simulation-based criteria.
Collaborate across engineering disciplines to align outputs with mission and product needs.
Communicate technical results through documentation and presentations for reviews and proposals.