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Job ID : 1567336 Date Updated : December 17th, 2025

ECU Development Engineer - Automotive Brake Systems

Hiring Company Cyient K.K.
Location Kanagawa Prefecture, Yokohama-shi Totsuka-ku
Job Type Permanent Full-time
Salary Negotiable, based on experience ~ 7 million yen

Job Description

≪Job Description & Position Highlights≫

  • Development work encompassing brake ECU specification formulation through simulation development and performance evaluation
  • Utilize MATLAB/Simulink to apply control theory and physics/mathematics knowledge at the actual hardware level
  • Engage in algorithm development critical to vehicle control, gaining high expertise and a strong sense of accomplishment
  • Deepening practical skills in control and ECU domains while collaborating with customers in the Hon-Atsugi area

【Job Responsibilities】
We are seeking an experienced ECU Development Engineer to lead the creation of design specifications, simulation evaluation software (using MATLAB/Simulink), and performance evaluation for automotive brake Electronic Control Units (ECUs). This role requires a strong foundation in control systems, physics, and mathematics.

  • Design Specification: Create detailed design specifications for the automotive brake ECU.
  • Simulation Software: Develop simulation evaluation software, primarily using MATLAB and Simulink.
  • Evaluation & Analysis: Conduct performance evaluations and summarize the results of the ECU development.
  • Control System: Calculate PI control parameters and gains for the control system.
  • Technical Knowledge: Apply control knowledge of hydraulic valves, motors, and other relevant components.
  • Algorithm Development: Apply knowledge of physics and mathematics as algorithms are developed.

【Employment Type】
Full-time, Permanent Employee

【Salary】
Based on experience and skill level

【Working Hours】
In accordance with company regulations

【Work Location】
Customer (Moto-Atsugi)

【Holidays & Leave】
In accordance with company regulations

【Benefits & Welfare】
In accordance with company regulations

General Requirements

Minimum Experience Level Over 1 year
Career Level Mid Career
Minimum English Level Business Level
Minimum Japanese Level Daily Conversation
Minimum Education Level High-School
Visa Status Permission to work in Japan required

Required Skills

Qualifications
【Required】

  • Japanese Level: N3 and above
  • Automotive ECU Experience: Experience developing chassis-related automotive ECUs (e.g., brakes, motor control).
  • Control Theory: Ability to calculate PI control and gains.
  • Component Knowledge: Control knowledge of hydraulic valves, motors, etc.
  • Foundational Knowledge: Required knowledge of physics and mathematics for algorithm development.

【Preferred Experience】

  • Embedded Software: Experience in embedded software development (creating design documents, coding, testing, etc.).
  • Programming: Proficiency in C language.
  • Modeling: Experience in developing MATLAB and Simulink models.
  • Language: English proficiency.

Job Location

  • Kanagawa Prefecture, Yokohama-shi Totsuka-ku

Work Conditions

Job Type Permanent Full-time
Salary Negotiable, based on experience ~ 7 million yen
Work Hours In accordance with company regulations
Holidays In accordance with company regulations
Industry IT Consulting

Job Category