Principal Physics and Simulation Engineer

Henderson Scott; Irving (TX); On-site; USD 110,000 - 150,000; Full time

Benefits offered by this job

Benefits

Job summary

Henderson Scott is seeking a Principal Physics and Simulation Engineer in Irving, TX to lead the development of physics-based simulations for engineering, robotics and AI validation. You will develop and validate models for machinery and industrial environments, ensuring accuracy, stability and performance in collaboration with engineering teams.

The role requires strong experience in physics-based simulation, dynamics, kinematics, numerical modelling, and validation, with a focus on achieving

Qualifications

• Advanced simulation, computational engineering, robotics, mechatronics, or applied physics experience.
• Strong fundamentals in dynamics, kinematics, numerical simulation, calibration, and validation.
• Ability to balance fidelity, stability, performance, and intended use.

Responsibilities

• Lead physically credible simulation design for machines, robots, sensors, materials, environments, and industrial processes used in engineering and AI validation
• Define physics models, assumptions, numerical methods, calibration approach, and acceptance criteria
• Model rigid-body dynamics, contacts, joints, kinematics, actuation, friction, and relevant environmental effects
• Calibrate simulation against measurements and quantify model error, sensitivity, and uncertainty
• Guide implementation, performance optimization, scenario definition, and validation
• Guide implementation and work with digital twin, robotics, sensor, rendering, and QA engineers

Skills

Advanced simulation

Computational engineering

Robotics

Mechatronics

Dynamics

Kinematics

Numerical modelling

Simulation validation

Tools

PhysX

Isaac Sim

Modelica

MATLAB/Simulink

Multibody dynamics

FEA/CFD interfaces

Real-time simulation

Job description

Position Available: Principal Physics and Simulation Engineer

Location: Irving, TX

Salary: $110,000 - $150,000 DoE + Benefits

Experience needed: Strong experience in physics-based simulation, computational engineering, robotics or mechatronics, with expertise in dynamics, kinematics, numerical modelling and simulation validation.

About the Role

We’re looking for a Principal Physics and Simulation Engineer to lead the development of realistic physics-based simulations for engineering, robotics and AI validation.

You’ll develop and validate simulation models for machinery, robotic systems and industrial environments, working closely with engineering teams to ensure accuracy, stability and performance.

Key Responsibilities

• Lead physically credible simulation design for machines, robots, sensors, materials, environments, and industrial processes used in engineering and AI validation
• Define physics models, assumptions, numerical methods, calibration approach, and acceptance criteria
• Model rigid-body dynamics, contacts, joints, kinematics, actuation, friction, and relevant environmental effects
• Calibrate simulation against measurements and quantify model error, sensitivity, and uncertainty
• Guide implementation, performance optimization, scenario definition, and validation
• Guide implementation and work with digital twin, robotics, sensor, rendering, and QA engineers

What We Need From You

• Advanced simulation, computational engineering, robotics, mechatronics, or applied physics experience
• Strong fundamentals in dynamics, kinematics, numerical simulation, calibration, and validation
• Ability to balance fidelity, stability, performance, and intended use

Good to have

• PhysX, Isaac Sim, Modelica, MATLAB/Simulink, multibody dynamics, FEA/CFD interfaces, or real-time simulation