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Urgent! CAD Modeling and Simulation Engineer Job Opening In CHANTILLY – Now Hiring SAIC

CAD Modeling and Simulation Engineer



Job description

**Description**

**SAIC** is seeking a **CAD Modeling and Simulation Engineer in Chantilly, VA** to support a government customer.

**The successful candidate will:**

+ Develop and maintain physics-based simulation models of spacecraft systems, including structures, sensors, and mission environments.
+ Perform end-to-end performance modeling for satellite missions, integrating sensor, orbital, and environmental models.
+ Create and modify CAD-based satellite geometries, including material property assignments for use in thermal, structural, and radar/optical signature analyses.
+ Conduct sensor phenomenology studies, including optical, infrared, or radar modeling for detection, tracking, and signature analysis.
+ Perform orbital mechanics modeling including orbit determination, orbital maneuvering, and spacecraft flight dynamics.
+ Use scripting languages (Python, MATLAB, or similar) to automate workflows, perform data analysis, and interface between simulation tools.
+ Collaborate with multidisciplinary teams (systems engineering, GNC, payload, mission design) to ensure model fidelity and consistency.
+ Generate technical documentation, simulation reports, and visualizations to communicate findings and support design decisions.
+ Support trade studies and design reviews by providing modeling insights into performance impacts of design changes.

**Qualifications**

+ Bachelor's or Master’s degree in Aerospace Engineering, Mechanical Engineering, Physics, or a related field with 5+ years of professional technical experience.
+ 3+ years of experience in modeling and simulation for aerospace or space systems.
+ Active Top Secret/SCI w/Poly Clearance.
+ Proficiency with CAD tools (e.g., SolidWorks, Creo, CATIA, NX, or similar) including geometry creation and material property definition.
+ Strong understanding of sensor phenomenology-such as optical, infrared, or radar systems and associated modeling methods.
+ Intermediate Python programming experience, demonstrated through hands-on experience with tasks such as data manipulation, automation, and development of Python-based solutions.

Experience with libraries such as NumPy, SciPy, pandas, and matplotlib is beneficial.
+ Ability to communicate technical results clearly in written and verbal formats.

REQNUMBER: 2511012
SAIC is a premier technology integrator, solving our nation's most complex modernization and systems engineering challenges across the defense, space, federal civilian, and intelligence markets.

Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation; and training.

We are a team of 23,000 strong driven by mission, united purpose, and inspired by opportunity.

Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $6.5 billion.

For more information, visit saic.com.

For information on the benefits SAIC offers, see Working at SAIC.

EOE AA M/F/Vet/Disability


Required Skill Profession

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