Systems engineer
Job Summary We are looking for a Controls Systems Engineer to design and maintain the control logic for our APU systems, which provide electric HVAC and battery management for commercial vehicles without idling the engine.
Key Responsibilities Developing and maintaining control logic for existing and new APU products
Building and maintaining simulation models of the APU for virtual testing
Participating in defining control specifications and requirements with the multi-disciplinary team
Performing hardware-in-the-loop testing and validation on actual APU units
Generating code from Stateflow models and carrying out verification and validation
Contributing to troubleshooting of system-level issues
Evaluating component alternatives during product development
Supporting prototyping efforts with control logic integration
Calibrating control parameters based on test data
Documenting control logic, state machines, and calibration parameters
Developing and maintaining automated test benches for validation
Conducting root cause analysis on system-level failures
Optimizing control strategies for energy efficiency
Required Qualifications Bachelor’s degree in Mechanical Engineering, Electrical Engineering, or Physics
At least 5 years of relevant experience in control systems or embedded applications
Basic knowledge of MATLAB, Simulink, and Stateflow
Ability to leverage AI tools to enhance and support engineering work
Preferred Skills Experience with hardware-in-the-loop testing
Familiarity with CAN bus communication protocols
Knowledge of battery management systems or energy storage systems
Experience in automotive or commercial vehicle applications
Experience with thermal modeling
Familiarity with diagnostic trouble code standards (e.g., OBD or J1939)
Experience developing automated test benches