Our client is a leading player in the automotive sector, specialized in the development and production of advanced hybrid and conventional transmission systems. With strong R&D capabilities, state-of-the-art test facilities, and a solid industrial footprint, the company plays a key role in shaping next-generation electrified drivetrains focused on performance, efficiency, and CO₂ reduction. To strengthen the system engineering team, we are looking for a System Engineer – Efficiency & Mission Profile to drive transmission-level performance and energy efficiency across real-world driving conditions. Your Role: As a System Engineer, you will act as the link between vehicle-level requirements and transmission subsystem design. Your mission is to define, analyze, and optimize transmission behavior with a focus on energy efficiency, drivability, and mission-based performance. You will work closely with system architects, hardware, controls, calibration, and validation teams, contributing directly to current and next-generation hybrid transmission platforms. Key Responsibilities: Define, maintain, and verify system-level requirements related to transmission efficiency and performance across vehicle segments, markets, and drive cycles Develop mission profiles representing real-world usage (standardized and customer-specific duty cycles) Perform energy flow analysis and loss breakdowns at transmission and subsystem levels Support design trade-offs between mechanical architecture, control strategies, and efficiency targets Build and use system-level simulation models to predict performance under various mission profiles and load conditions Correlate simulation results with vehicle tests, subsystem validation, and end-of-line data to improve model accuracy Collaborate with Hardware, Controls, Calibration, Testing & Validation teams to ensure system targets are met Define and support characterization tests (clutches, bearings, drag losses, etc.) Contribute to design reviews, DFMEA activities, and validation strategies Participate in the development of next-generation transmission concepts Execute benchmark analyses of competitor transmission systems to identify best practices and innovation opportunities Profile / Requirements : Your Profile: Master's degree in Automotive, Mechanical, or Mechatronics Engineering Minimum 5 years of experience in transmission system development, ideally with a focus on efficiency or testing Strong data-driven mindset and analytical approach Hands-on experience with simulation tools (Matlab/Simulink, or equivalent) Experience in data acquisition and analysis Solid understanding of transmission architectures, loss mechanisms, and energy flow analysis Strong problem-solving skills and system-level thinking Comfortable working in multidisciplinary, international teams Knowledge of requirements management tools (e.g., Polarion) Why Join: Work on high-impact projects in the automotive sector Collaborate with international, multidisciplinary teams Opportunity to contribute to next-generation hybrid transmission systems Develop