Modeling & Simulation Engineer (Electrical)

Modeling & Simulation Engineer (Electrical) Position Summary

We are looking for a Modeling & Simulation Engineer (Electrical Background) with strong expertise in 1D physical modeling, electrical system simulation, and multi-domain system architecture . The role will focus on developing, integrating, validating, and optimizing dynamic models using Dymola/Modelica .

The engineer will work on complex electrical, thermal, mechanical, and fluid systems, with a strong focus on EV power architecture, electric machines, motor drives, batteries/BMS, HVAC and thermal management systems .

The role will also involve FMI/FMU-based model exchange, co-simulation, model optimization, data correlation, and AI/ML-based surrogate modeling . The engineer will collaborate with cross-functional engineering teams to define system requirements, validate models against experimental data, and support virtual product development and system-level optimization.

Key Responsibilities 1. 1D Physical Modeling

• Develop innovative 1D physical models for electrical components, subsystems, and complete system architectures.
• Develop dynamic component and system-level models using Dymola/Modelica.
• Design multi-domain models that integrate electrical, thermal, mechanical, and fluid systems.
• Optimize model architectures for computational efficiency, real-time applications, and reduced CPU runtime.

2. Electrical Machines & Motor Drive Systems

• Develop, parameterize, and validate high-fidelity dynamic models of:

• AC/DC motors

• Induction motors

• Permanent Magnet Synchronous Motors (PMSM)

• Model and integrate Variable Frequency Drives (VFDs) and Electronically Commutated Motors (ECMs).

• Develop models for power electronic inverters and associated control strategies, including:

• Field-Oriented Control (FOC)

• Scalar control

• Perform system-level analysis of motor, inverter, and drive interactions.

3. Battery & Energy Storage Systems

• Develop dynamic 1D models for electrochemical cells, battery modules, and battery packs.

• Model battery characteristics including:

• State of Charge (SoC)

• State of Health (SoH)

• Transient thermal behavior

• Develop and simulate Battery Management System (BMS) models.

• Model state estimation, charging strategies, and charge controller algorithms.

• Support battery performance, thermal, and energy-management analysis.

4. EV Power Architecture & HVAC Systems

• Design and simulate system-level EV electrical power architectures, including:

• HV/LV DC buses

• DC-DC converters

• Power distribution systems

• Develop models for EV thermal management and HVAC systems.

• Model components such as:

• Electric compressors

• Fuel cells

• Heat exchangers

• Evaporators and condensers

• Other electrical and thermal components

• Co-simulate HVAC thermal loads with battery cooling and heating requirements.

• Evaluate system interactions and overall energy efficiency.

5. Power Generation & Renewable Energy

• Develop dynamic models of electrical generation systems, including:

• Generators

• Alternators

• Voltage regulators

• Model photovoltaic (PV) cells and solar arrays.

• Develop and simulate Maximum Power Point Tracking (MPPT) control systems.

• Support integration of renewable energy systems into EV and electrical architectures.

6. Electrical System Analysis & Power Balance

• Perform high-fidelity electrical system simulations and power balance analysis.
• Support virtual component sizing and selection.
• Evaluate subsystem integration and system-level performance.
• Conduct multi-scenario simulations to assess performance, efficiency, and operating limits.

7. Model Development & Validation

• Develop and validate dynamic models using Dymola/Modelica.
• Perform simulation-based validation using time-series data.
• Correlate simulation results with experimental and laboratory test data.
• Identify model-performance gaps and continuously refine models and simulation methodologies.

8. FMI/FMU & Co-Simulation

• Apply the Functional Mock-up Interface (FMI) standard for model exchange and co-simulation.

• Create, export, integrate, and manage Functional Mock-up Units (FMUs).

• Enable IP-protected model sharing across multiple software platforms.

• Develop and maintain co-simulation environments integrating:

• Dymola/Modelica

• GT-Suite

• MATLAB/Simulink

9. Model Optimization

• Develop advanced optimization strategies for electrical system concept and architecture studies.
• Use custom scripts, model parameterization, and model-reduction techniques to improve simulation performance.
• Optimize models for high-speed execution and real-time applications.
• Support virtual engineering and component/system-level design optimization.

10. AI/ML-Based Modeling

• Apply AI/ML techniques to data-driven model development.
• Develop surrogate models to accelerate simulation workflows.
• Explore Artificial Neural Networks (ANNs) and other machine-learning techniques for system modeling and prediction.
• Identify opportunities to automate simulation and modeling processes using data-driven approaches.

11. Continuous Improvement & Technical Documentation

• Stay current with developments in:

• 1D plant modeling

• Virtual system integration

• Model reduction

• Simulation automation

• Engineering toolchains

• Identify opportunities to improve modeling processes and simulation methodologies.

• Prepare technical reports, presentations, model documentation, and simulation test procedures.

• Communicate simulation results, correlation gaps, technical findings, and project progress to stakeholders.

Education

• Bachelor's, Master's, or Ph.D. in:

• Electrical Engineering

• Power Electronics