1D CFD Virtual Engineer - Engine Performance and Fuel Economy

Stellantis; Auburn Hills (MI); On-site; USD 110,000 - 140,000; Full time

Job summary

Stellantis is seeking an Engine Performance Simulation Engineer to analyze and optimize engine performance. The role emphasizes dynamometer testing or simulation to improve fuel economy, leveraging IC engine modeling expertise and 1D CFD tools.

The candidate will lead model development, calibration, and control strategies, mentoring junior staff and driving innovation in engine performance methodologies across testing environments.

Qualifications

• Bachelor's degree in Engineering (ABET accredited or equivalent).
• Minimum 7 years' experience applying advanced 1D CFD tools to IC engine combustion simulation and optimization.
• Thorough knowledge of English (written and spoken).
• Strong analytical/technical background in engine performance data, fluid flow, heat transfer, and numerical methods.

Responsibilities

• Air path model development and simulation.
• Turbocharger system modeling.
• 1D core engine performance modeling and development.
• Cold and Hot end lines.
• Sensor locations.
• Catalyst light off strategies.
• Fuel map generation.
• Combustion system model development.
• Control strategies and logic.
• Identify gaps in engine modeling methodologies and develop plans for development.
• Fast run model and real‑time model development for virtual control.
• Follow up on team progress and review technical reviews.

Skills

1D CFD tools

Engine performance data analysis

Numerical methods

English proficiency

Education

Bachelor's degree in Engineering

Master’s degree (preferred)

Tools

GT-Suite

Wave

AVL Boost

NX

Teamcenter

CATIA

Microsoft Office

Job description

Overview

The Engine Performance Simulation Engineer is a specialized role focused on analyzing and optimizing engine performance. Candidates are expected to have experience in dynamometer (dyno) testing or in applying simulation and optimization techniques to solve complex industrial engineering challenges. The ideal candidate will have a strong background in internal combustion (IC) engine modeling and simulation, with expertise in heat transfer and performance optimization, particularly in improving fuel efficiency. A solid understanding of engine dyno testing, calibration, and control systems is also required. Additionally, the candidate should have hands-on experience in combustion, chemical kinetics, fluid dynamics, design optimization, and engine testing environments. This role also requires the ability to mentor and develop junior engineering staff, as well as lead innovation initiatives. The candidate will play a key role in advancing engineering methodologies and continuously strengthening the team's capabilities in engine performance and fuel economy.

Responsibilities

• Air path model development and simulation
• Turbocharger system modeling
• 1D core engine performance modeling and development
• Cold and Hot end lines
• Sensor locations
• Catalyst light off strategies
• Fuel map generation
• Combustion system model development
• Control strategies and logic
• Identify current gaps in engine modeling methodologies and develop plans for methodology development
• Fast run model and real‑time model development for virtual control
• Follow up on team progress and review technical reviews

Basic Qualifications

• Bachelor's degree in Engineering, as accredited by ABETS or ABET equivalent, is required.
• Minimum 7 years' experience and demonstrated excellence in applying advanced 1D CFD tools to IC engine combustion simulation and optimization.
• Thorough knowledge of the English language including both written and oral communication.
• Strong analytical and technical background in engine performance data, fluid flow, heat transfer and numerical methods.
• Thorough knowledge of commercial codes such as GT‑Suite, Wave and AVL Boost.
• General knowledge of commercial CAD packages including NX, Teamcenter and Catia.
• Thorough knowledge of Microsoft Office products.

Preferred Qualifications

• Master’s Degree in mechanical engineering, aerospace engineering, physics or chemistry (combustion area).
• Familiar with engine calibration, HIL, engine control and its influence on engine combustion and performance optimization.
• Experience in CFD‑3D field.
• Documented history of advancing the state of the art in some area of modeling, simulation, optimization of IC engine combustion.
• Good skill in programming.
• High proactivity and problem‑solving attitude.

At Stellantis, we assess candidates based on qualifications, merit, and business needs. We welcome applications from all people without regard to sex, age, ethnicity, nationality, religion, sexual orientation, disability, or any characteristic protected by law. We believe that diverse teams reflect our identity as a global company, enabling us to better address the evolving needs of our customers and care for our future.