Ensure the design, sizing, and validation of the 12V electrical distribution architecture of the vehicle, guaranteeing compliance with functional, safety, electromagnetic, and industrial requirements. Participate in the development of the electrical architecture, technical documentation, and validation plans.

Main Activities and Responsibilities

1. 12V Electrical Distribution System Design

• Analyze vehicle electrical functions and power needs.
• Define and design the 12V electrical distribution architecture.
• Study current flows and energy constraints.
• Perform cable and protection (fuses) sizing.
• Utilize professional tools such as OPHELIE and ALTIS for studies and simulations.
• Ensure system compliance with performance and safety requirements.

2. Grounding Architecture Development

• Design the vehicle grounding architecture.
• Identify and analyze grounding points.
• Evaluate return currents and their distribution.
• Verify compliance with Electromagnetic Compatibility (EMC) requirements.
• Optimize the grounding architecture to reduce electrical disturbances.

3. Electrical Line Sizing and Validation

• Develop and maintain Line Sizing Tables (LST).
• Calculate and analyze functional impedances.
• Verify circuit compatibility with electrical consumption requirements.
• Ensure compliance with safety and reliability constraints.
• Contribute to the optimization of electrical architectures during the development phase.

4. Technical Documentation and Electrical Architecture Management

• Prepare technical files and design documentation.
• Ensure I/O allocation in the electrical architecture using the BALLI tool.
• Update technical references and project databases.
• Write and maintain EDS (Electrical Distribution System) data sheets.

5. Validation and Testing

• Write validation plans for electrical systems.
• Participate in the review of testing strategies and procedures.
• Verify the compliance of developed solutions with functional requirements.
• Analyze test results and propose necessary corrective actions.
• Ensure traceability of technical validations.

Desired Candidate Profile

Master's degree or equivalent (Bac+5) from an engineering school or equivalent in embedded systems.

Knowledge of automotive electrical architecture and electromagnetic compatibility (EMC).

Experience in 12V power distribution.

Experience in cable and fuse sizing.

Analysis of electrical currents and impedances.

Proficiency in vehicle grounding systems.

Ability to read and interpret electrical schematics.

Validation and testing of electrical systems.

Tools and Software:

• OPHELIE
• ALTIS
• BALLI
• Document and validation management tools
• Microsoft Office Suite