Senior Mechanical Design Engineer

The Role
Mechanical Design Engineer – Engineering Department. This role is responsible for leading the mechanical design and development of advanced energy storage systems for electric and hybrid vehicles, ensuring innovation, quality, manufacturability, and compliance with OEM and aftermarket requirements.

What You’ll Do (Impact Areas)

• Design and coordinate product development of advanced energy storage systems focused on automotive electrification technologies.
• Oversee the design and development of mechanical components and sub-systems of lithium-ion batteries in collaboration with electrical, systems, software, and manufacturing teams.
• Design multiple complex mechanical components using SolidWorks, including molded plastic, metal, and structural parts for high-volume production.
• Prepare and review packaging studies for new product development and customer vehicle integration.
• Lead or conduct FEA and CFD analysis, validation testing, and results interpretation in areas such as vibration durability, mechanical shock, crashworthiness, and structural engineering.
• Perform tolerance stack-ups and apply GD&T principles; provide coaching to other engineers.
• Implement design for manufacturability (DFM) and sustainable lifecycle design to ensure ease of handling from production through disassembly and recycling.
• Prepare technical documentation including DFMEAs, evaluations, test requests, and reports, and contribute to validation plans (DVP&R).
• Collaborate with suppliers to resolve technical issues and optimize component sourcing.
• Lead cost reduction initiatives and support product quality through APQP.

What Success Looks Like

• KPIs: Achieve product development timelines and deliver successful product launches.
• Quality: Design free of critical failures with verified manufacturability and DFMEA/DVP&R compliance.
• Impact: Cost reduction through component optimization and strong internal stakeholder satisfaction.
• Behavioral Indicators: Serves as a technical reference and cross-functional collaborator.

Core Competencies

• Analytical thinking and structured problem-solving approach.
• Engineering project management and technical leadership.
• Cross-functional collaboration and clear communication.
• Quality orientation, continuous improvement, and efficient design execution.
• Proficiency in CAD software (SolidWorks) and application of geometric dimensioning and tolerancing (GD&T).

What You Bring (Qualifications)

• Required: Bachelor’s degree in Mechanical Engineering with a minimum of 3 years of experience. Proven experience in plastic part design and injection molding processes. Minimum of 2 years of hands-on SolidWorks experience. Knowledge of DFMEA, DVP&R, and proficiency in MS Office tools.
• Preferred: General understanding of electrical and thermal engineering. Leadership skills, critical thinking, and problem-solving abilities.

Work Model & Travel
Hybrid role based in Monterrey, with occasional travel to plants and suppliers locally or internationally depending on project needs.

Our Commitment to You
At Clarios, we value innovation, talent development, and diversity. We offer professional growth opportunities, recognition for achievements, technical leadership programs, and a collaborative environment that drives sustainability and operational excellence.

About Clarios:

Clarios is the global leader in advanced, low-voltage battery technologies for mobility. Our batteries and smart solutions power nearly every type of vehicle and are found in 1 of 3 cars on the road today. With around 18,000 employees in over 100 countries, we bring deep expertise to our Aftermarket and OEM partners, and reliability, safety and comfort to everyday lives. We answer to the planet with a rigorous sustainability focus – advancing best-in-class sustainability practices and advocating for them across our industry. We work to ensure 100% of our products sold are recyclable, and we recycle 8,000 batteries an hour in our network. You can find more information here (PDF). 

To All Recruitment Agencies: Clarios does not accept unsolicited agency resumes/CVs. Please do not forward resumes/CVs to our careers email addresses, Clarios employees or any other company location. Clarios is not responsible for any fees related to unsolicited resumes/CVs.

Equal Employment Opportunity:
Clarios, LLC is an equal employment opportunity and affirmative action employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, status as a qualified individual with a disability, or any other characteristic protected by law. For more information, please view EEO is the Law, EEO is the Law (supplement), and Pay Transparency Non-discrimination. If you are an individual with a disability and you require an accommodation during the application process, please email Special.Accommodations@Clarios.com.

A Note to Job Applicants: please be aware of scams being perpetrated through the Internet and social media platforms. Clarios will never require a job applicant to pay money as part of the application or hiring process.