At a Glance
- Tasks: Lead the design and development of next-gen energy storage systems for automotive applications.
- Company: Join Clarios, a leader in sustainable energy solutions with a collaborative culture.
- Benefits: Enjoy competitive pay, health coverage, tuition reimbursement, and flexible work options.
- Other info: Be part of a diverse team committed to sustainability and ethical practices.
- Why this job: Make a real impact on the future of transportation while innovating with cutting-edge technology.
- Qualifications: Bachelor's in mechanical engineering and 8+ years of design experience required.
The predicted salary is between 45000 - 55000 £ per year.
Clarios is seeking a highly motivated Senior Mechanical Design Engineer to lead the mechanical design and development of advanced low-voltage and next-generation energy storage systems for automotive applications. This role is responsible for the design, development, validation, and launch of battery systems, battery management hardware packaging, power electronics enclosures, and auxiliary energy storage products from concept through production. The Senior Mechanical Design Engineer will work closely with systems engineering, electrical engineering, manufacturing, quality, purchasing, suppliers, and OEM customers to develop innovative, robust, and cost-effective solutions that meet customer, regulatory, and manufacturing requirements.
What you will do:
- Product Development & Design: Lead mechanical design activities for automotive battery systems, battery packs, modules, BMS enclosures, power electronics housings, and thermal management components. Develop innovative mechanical architectures and packaging solutions for lead-acid, lithium-ion, sodium-ion, and hybrid energy storage systems. Create and release 3D CAD models, assemblies, detailed drawings, and GD&T documentation. Develop mechanical concepts considering performance, safety, manufacturability, serviceability, reliability, and cost targets. Define material selections, joining methods, sealing strategies, structural designs, and enclosure architectures. Optimize designs for weight, volume efficiency, thermal performance, durability, and manufacturability.
- Engineering Analysis & Validation: Perform or coordinate engineering analyses including: Structural FEA, Modal and vibration analysis, Thermal simulations, Fatigue and durability assessments, Tolerance stack-up analysis, DFMEA development.
- Program Leadership: Act as the mechanical engineering lead on customer programs. Coordinate mechanical design activities across global engineering teams. Support project planning, technical reviews, and milestone deliverables.
- Manufacturing & Launch Support: Collaborate with manufacturing engineering to ensure successful product industrialization. Support prototype builds, pilot builds, and production launch activities. Drive Design for Manufacturing (DFM), Design for Assembly (DFA), and Design for Serviceability (DFS) initiatives. Support supplier technical reviews and component sourcing activities.
- Customer & Supplier Interface: Interface directly with automotive OEM customers regarding requirements, design reviews, validation results, and issue resolution. Work with suppliers to develop and qualify mechanical components and tooling. Evaluate supplier capabilities and approve technical designs.
- Continuous Improvement: Identify opportunities for product cost optimization and performance improvements. Support patent development and innovation initiatives. Mentor junior mechanical engineers and provide technical leadership within the organization.
What we look for:
- Required: Bachelor’s degree in mechanical engineering or related engineering discipline. Minimum 8 years of mechanical design experience. Minimum 5 years of automotive product development experience. Proficiency using: CATIA V5/V6, NX, Creo, or SolidWorks; GD&T (ASME Y14.5); PLM systems (Teamcenter, Windchill, or equivalent). Experience with mechanical analysis tools such as ANSYS, Abaqus, or HyperWorks. Knowledge of automotive product development processes (APQP, PPAP, DFMEA, DV/PV testing).
- Preferred: Master’s degree in mechanical engineering. Experience designing battery systems, BMS packaging, power electronics enclosures, or energy storage products. Familiarity with: Electric vehicle architectures; 12V and 48V electrical systems; Battery thermal management systems; Functional Safety (ISO 26262); Automotive cybersecurity concepts.
What you get:
- Medical, dental and vision care coverage and a 401(k) savings plan with company matching – all starting on date of hire.
- Tuition reimbursement, perks, and discounts.
- Parental and caregiver leave programs.
- All the usual benefits such as paid time off, flexible spending, short-and long-term disability, basic life insurance, business travel insurance, and Employee Assistance Program.
- Global market strength and worldwide market share leadership.
- HQ location earns LEED certification for sustainability plus a full-service cafeteria and workout facility.
- Clarios has been recognized as one of 2026’s Most Ethical Companies by Ethisphere.
Who we are:
Clarios is the force behind the world’s most recognizable car battery brands, powering vehicles from leading automakers like Ford, General Motors, Toyota, Honda, and Nissan. With 18,000 employees worldwide, we develop, manufacture, and distribute energy storage solutions while recovering, recycling, and reusing up to 99% of battery materials—setting the standard for sustainability in our industry. At Clarios, we’re not just making batteries; we’re shaping the future of sustainable transportation. Join our mission to innovate, push boundaries, and make a real impact. Discover your potential at Clarios—where your power meets endless possibilities.
Veterans/Military Spouses: We value the leadership, adaptability, and technical expertise developed through military service. At Clarios, those capabilities thrive in an environment built on grit, ingenuity, and passion—where you can grow your career while helping to power progress worldwide.
All qualified applicants will be considered without regard to protected characteristics. Equal Employment Opportunity: We recognize that people come with a wealth of experience and talent beyond just the technical requirements of a job. If your experience is close to what you see listed here, please apply. Diversity of experience and skills combined with passion is key to challenging the status quo. Therefore, we encourage people from all backgrounds to apply to our positions. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, age, status as a protected veteran or other protected characteristics protected by law. As a federal contractor, we are committed to not discriminating against any applicant or employee based on these protected statuses. We will also take affirmative action to ensure equal employment opportunities. Please let us know if you require accommodations during the interview process by emailing Special.Accommodations@Clarios.com. We are an Equal Opportunity Employer and value diversity in our teams in terms of work experience, area of expertise, and all characteristics protected by laws in the countries where we operate. For more information on our commitment to sustainability, diversity, and equal opportunity, please read our latest report. We want you to know your rights because EEO is the law.
Senior Mechanical Design Engineer in Plymouth employer: Clarios
Clarios is an exceptional employer that fosters a collaborative and innovative work culture, making it an ideal place for professionals in the automotive sector. With a strong focus on employee growth, we offer comprehensive training and development opportunities, ensuring that our team members can advance their careers while contributing to cutting-edge Battery Management Systems. Located in a vibrant area, our employees enjoy a dynamic work environment that encourages creativity and teamwork, making every day rewarding and impactful.
StudySmarter Expert Advice🤫
We think this is how you could land Senior Mechanical Design Engineer in Plymouth
✨Get Your Hands Dirty at Engineering Events
Join local engineering meetups or industry conferences related to mechanical engineering. Whether it's a workshop or a career fair, these events are goldmines for networking and getting a foot in the door. Plus, you can showcase your passion and enthusiasm directly to potential employers like Clarios.
✨Connect with Professors & Peers
Tap into your university’s resources—professors often have connections in the industry. Don’t be shy to ask about potential openings or recommendations. Your classmates might also know of companies hiring. Often, it’s who you know that gets you in front of the right people!
✨Highlight Your Projects and Practical Experience
When you land those interviews, make sure to talk about your hands-on projects or internships. Whether it's a design project or hands-on experience with CAD software, specific examples will make you stand out. Companies like Clarios love to hear about practical applications of your skills.
✨Apply Directly on Company Websites
Check out the careers page of Clarios and apply directly through there. It shows initiative and interest in their specific values. Plus, you'll often find openings that aren't advertised on job boards, giving you a better chance to land that full-time gig!
We think you need these skills to ace Senior Mechanical Design Engineer in Plymouth
Some tips for your application 🫡
Show Off Your Technical Expertise:In mechanical engineering, it’s vital to highlight your technical skills and projects. Make sure to include relevant software proficiency (like CAD tools) in your CV. If you've worked on specific engineering projects, detail your key contributions — we want to see how you’ve applied your skills in a practical setting!
Focus on Problem-Solving Examples:Employers in mechanical engineering love to see how you handle challenges. Use your cover letter to share specific instances where you’ve solved a complex problem or improved a design. This will show us you're not just knowledgeable but also capable of applying that knowledge effectively.
Highlight Relevant Certifications:Include any relevant certifications or training that can set you apart from the competition. Whether it's coursework from your degree, a recognised certification, or extra training in new technologies, we love to see candidates who continuously improve their skill set. This tells us you're serious about your career in engineering!
Tailor Your CV for the Role:Don’t forget to customise your CV for Clarios and the Senior Mechanical Design Engineer role specifically. Pull examples from your experience that align with the job description — it shows us you've done your research and are genuinely interested in becoming part of the team. We recommend applying through our website to ensure your application gets to the right people!
How to prepare for a job interview at Clarios
✨Brush Up on Your CAD Skills
Since mechanical engineering often involves design processes, be ready to showcase your proficiency in CAD software like SolidWorks or AutoCAD. Bring along a digital portfolio or even some sketches that demonstrate your design capabilities — it’s a great way to show what you can bring to the table at Clarios.
✨Prepare for Technical Questions
Expect technical questions that test your understanding of engineering principles and problem-solving skills. You might get hypothetical scenarios where you need to design a component or troubleshoot a mechanical system. Practising these types of questions will give you the confidence to tackle whatever comes your way!
✨Show Your Team Spirit
As a full-time mechanical engineer, collaboration is key! Be ready to share examples of past team projects or any experiences where you contributed to solving a complex problem with others. Demonstrating your ability to work in a team will resonate well with the interviewers at Clarios.
✨Discuss Your Future Goals
Since this is a full-time position, your long-term vision is important. Be open about your career aspirations, whether it’s mastering a specific tool or leading projects. This shows that you're committed not just to learning but also to growing with Clarios, making you a more appealing candidate.
