Modeling &

- Simulation Engineer (Electrical) Position Summary

We are looking for a Modeling &

- Simulation Engineer (Electrical Background) with solid 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

📌 Modeling & Simulation Engineer (Electrical) (Karnataka)
🏢 SWITS DIGITAL Private
📍 Karnataka