Sr Software Engineer - Battery HIL Simulation & Integration

GM; Milford Charter Township (MI); Hybrid; USD 110,000 - 150,000; Full time

Job summary

General Motors seeks an experienced engineer to lead the creation, integration, and maintenance of real-time simulation models, including plant, sensor/actuator, and controller representations. You will develop HIL benches for BECM, cell balancing, diagnostics, thermal systems, and high voltage behavior, coordinating updates and hardware upgrades for new features.

The role requires a Bachelor's degree in engineering and at least three years of experience in HIL/SIL, real-time modeling, and using

Qualifications

• Bachelor's degree in engineering or a related field as listed in the job post.
• Three years of experience as a Software Engineer, SIL Software-in-the-Loop, HIL or related role.
• Experience with real-time model design and HIL bench tools (ETAS INCA, Lauterbach, CAN, Python).
• Two years of experience with HIL design, integration and hardware synchronization to simulated plant models.

Responsibilities

• Lead creation, integration, and maintenance of simulation models including plant, sensor/actuator, and controller representations.
• Develop and maintain Battery HIL models and benches for BECM, cell balancing, diagnostics, thermal systems, and high voltage behavior.
• Plan model updates, hardware upgrades, and test environment rollout for new features and SDV2 architecture changes.
• Ensure benches meet program timing, support feature development, and enable early defect detection before vehicle integration.

Education

Bachelor's degree in Mechanical Engineering

Bachelor's degree in Mechatronics Engineering

Bachelor's degree in Electrical Engineering

Bachelor's degree in Software Engineering

Bachelor's degree in Computer Engineering

Tools

ETAS INCA

Lauterbach

CANalyzer

Vehicle Spy

Python

Job description

Job Description

DUTIES: Lead the creation, integration, and maintenance of simulation models, including plant models, sensor/actuator models, serial data networks, and controller representations. Develop and maintain Battery HIL models and benches supporting BECM, cell balancing, contactor logic, diagnostics, thermal systems, and high voltage architecture behavior. Plan and coordinate model updates, hardware upgrades, and test environment rollout to support new features, new programs, and SDV2 architecture changes. Ensure benches meet program timing, support feature development, and enable early detection of defects before vehicle integration. Hybrid Work Policy - 3 days In-office, 2 days remote - Must be able to report to local office.

REQUIREMENTS: Bachelor's degree in Mechanical Engineering, Mechatronics Engineering, Electrical Engineering, Software Engineering, Computer Engineering, or related field of study and Three (3) years of experience as a Software Engineer, SIL Software in the Loop Engineer, HIL Simulation & Integration Engineer, High Voltage Simulation Engineer, or related occupation. Three (3) years of experience with: Complex design of models with real time simulation; and HIL bench tools, including ETAS INCA, Lauterbach, CAN (CANalyzer or Vehicle Spy), and Python. Two (2) years of experience with: HIL design and integration; Modeling and testing electrical, short circuit, and fault scenarios; and Creating in model, the simulated sensors and actuators (voltage, current, temperature) and synchronizing the physical hardware with simulated plant models.

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