Sr. Mechanical Design Engineer

Company Name: ASTEMO AMERICAS, INC. Job Family: Engineering

Job Description: Under the direction of the Director, this role is responsible for the design, implementation, and optimization of advanced mechanical structures, with a strong focus on software-defined mobility solutions for the automotive industry.

General Responsibilities

Design and develop robust mechanical structures for ECU systems, ensuring accurate thermal management, and protection against environmental factors (e.g., vibration, shock, thermal cycling or sealing).

Generate new concepts and validate them through experiments and engineering analysis.

Collaborate closely with hardware engineering teams to optimize ECU housing designs, ensuring appropriate integration with electronic components, PCBs, connectors and wiring harnesses.

Perform detailed 3D modeling and drafting using Solidworks CAD software.

Conduct comprehensive tolerance stack-up analyses and apply GD&T principles to ensure manufacturing feasibility, functionality, and assembly accuracy.

Develop and oversee mechanical testing protocols, including shock, vibration, and thermal cycling, to confirm system robustness and reliability.

Evaluate and select appropriate materials and manufacturing processes (e.g., injection molding, die-casting, sheet metal stamping) to optimize quality, performance, manufacturability, and cost-efficiency.

Collaborate with suppliers and internal production teams to ensure designs are production-ready and support smooth transition into high-volume manufacturing.

Participate with Astemo US & Japan Design Engineering organizations in the original design / existing design improvements and performance validation of ECUs.

Prepare comprehensive technical documentation, including Bill of Materials (BOM), detailed component and assembly drawings, and mechanical design specifications.

Participate actively in cross-functional meetings, effectively communicating design progress, risks, and improvement recommendations.

Follow the company’s quality policies and procedures.

Uphold safety standards and environmental compliance.

Qualifications

• At least 3 years of experience in ADAS (Advanced Driver Assistance Systems) or ECU design
• Design for thermal management with liquid cooling
• Experience with at least one mass production development project in ADAS or ECU
• Strong understanding of automotive mechanical components and production quality requirements
• Proficiency in CAD tools (e.g., SolidWorks)
• CAE skills including stress, thermal, and vibration analysis
• Experience with D-FMEA, DRBFM, Tolerance Stack, GD&T
• Ability to create test plans and execute development experiments
• Strong communication and presentation skills
• Ability to work both independently and as part of a team
• Proficiency in Microsoft Office and general PC software applications
• Additionally, the ability to work independently with minimal direction is required as are strong verbal and written communication skills
• Experience with PCs and application software, such as MS Office tools is also required

Education

Bachelor's degree in Mechanical Engineering or related field (Master’s degree preferred).

Experience

Minimum 5 years of relevant experience with a Bachelor’s degree, or 2 years with a Master’s degree.

Additional Requirements

• Ability to travel domestically and internationally as needed
• Comfortable working in a professional office, testing environments, and occasionally in manufacturing settings

Equal Opportunity Employer

Equal Opportunity Employer (EOE) – Qualified applicants will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender, identity, disability, protected veteran status and national origin.

At Astemo, we’re challenging the status quo with the power of diversity, inclusion, and collaboration.

Our goal is to build an inclusive work environment that celebrates the differences of our employees.

We want to ensure that every employee feels valued, respected and empowered.

We don’t just accept difference—we celebrate it, we support it, and we thrive on it for the benefit of our employees, our products, and our community.

Astemo is proud to be an equal opportunity employer.

If you need a reasonable accommodation to apply for a job at Astemo, please send the nature of the request and contact information to View email address on click.appcast.io when applying for the position.

At Astemo, innovation drives our passion for excellence.

As a global leader in the mobility sector, we are dedicated to shaping the future through advanced technology, sustainable practices and a commitment to empowering our diverse team of talented individuals.

We believe that our greatest asset is our people.

With a rich legacy of pioneering breakthroughs and forward-thinking mindset, we continuously seek exceptional individuals who share our vision and ambition to redefine the mobility industry.

As you explore our website, we invite you to discover exciting career opportunities across various disciplines and regions.

Whether you are an experienced professional or new graduate, there is a place for you to thrive and make a meaningful impact within our dynamic global community.

Join us in driving innovation, shaping the future and unlocking new possibilities in the mobility industry.

Your journey begins here at Astemo.

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